# 4 Threaded Inserts

74 Results
Miniature Insert Keylocking -- 26284
from Jergens, Inc.

Jergens Miniature Insert Keylocking are used to quickly repair stripped, damaged, or worn-out threads. They are also used in original equipment where they strengthen threads in soft metals like magnesium or aluminum. Our threaded inserts are easy to install and remove. No specialty drills, taps, or... [See More]

  • Inch: # 4; # 10
  • External Thread Size: 10-32
  • Internal Thread Size: 4-40
  • Length: 0.1700
Heat-Ultrasonic Inserts for Plastic (Long); Series 14
from SPIROL

Series 14 Tapered Hole — Tapered design for tapered holes for ease of location and reduced installation time. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • Length: 0.1880 to 0.5620
Panel Fasteners -- PF11-440-0BL [PF11-440-0BL from PennEngineering®]
from bisco industries

Panel Fasteners [See More]

  • Inch: # 4
  • Internal Thread Size: 0.112-40 (#4-40)
  • Installation Method: Threaded Hole
360 Swaging Low-Profile Head Threaded Insert - Closed End - Unified -- AETA-440B
from PennEngineering®

Works in any thickness over .029 ”/0.76mm including blind applications. Minimal backside protrusion for restricted space applications. Additional thread sizes and grip ranges available. Not a typical stock item. Other materials available. NOTE: The internal threads are manufactured oversized... [See More]

  • Inch: # 4
  • Base Materials: Metal
  • Installation Method: Threaded Hole
  • Internal Thread Size: .030 in - Over
Heat-Ultrasonic Inserts for Plastic (Long); Series 19 - Inch
from SPIROL

Series 19 Straight Hole and Series 20 Flanged — Designed for straight holes to yield maximum performance with low radial stress. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • Length: 0.1570 to 0.5000
Panel Fasteners -- PF11M-440-0 BL [PF11M-440-0 BL from PennEngineering®]
from bisco industries

Panel Fasteners [See More]

  • Inch: # 4
  • Internal Thread Size: 0.112-40 (#4-40)
  • Installation Method: Threaded Hole
Floating Self-Clinching Fasteners A4, AS, AC - Unified -- A4-440-1
from PennEngineering®

Locking and Non-locking Threads. These fasteners provide load-bearing threads in thin sheets and permit up to .030 ” adjustment for mating hole misalignment. The self-clinching feature offers fast and simple assembly. The fasteners are squeezed into prepared holes using any standard press. The... [See More]

  • Inch: # 4
  • Units: Inch
  • Installation Method: Threaded Hole
  • Fastener Standards: ASME/ANSI
Heat-Ultrasonic Inserts for Plastic (Long); Series 20
from SPIROL

Series 19 Straight Hole and Series 20 Flanged — Designed for straight holes to yield maximum performance with low radial stress. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • External Thread Size: Headed Tapered Knurl and Groove
Panel Fasteners -- PR10-440 [PR10-440 from PennEngineering®]
from bisco industries

Panel Fasteners [See More]

  • Inch: # 4
  • Internal Thread Size: 0.112-40 (#4-40)
  • Installation Method: Threaded Hole
  • Material: Stainless Steel; 300 SERIES STAINLESS STEEL
Floating self-clinching, locking thread fasteners LA4, LAC, LAS - Unified -- LA4-440-1MD
from PennEngineering®

Locking and Non-locking Threads. These fasteners provide load-bearing threads in thin sheets and permit up to .030 ” adjustment for mating hole misalignment. The self-clinching feature offers fast and simple assembly. The fasteners are squeezed into prepared holes using any standard press. The... [See More]

  • Inch: # 4
  • Units: Inch
  • Installation Method: Threaded Hole
  • Fastener Standards: ASME/ANSI
Heat-Ultrasonic Inserts for Plastic (Long); Series 29
from SPIROL

Series 29 Standard and Series 30 Flanged — Symmetrical for ease of orientation and enhanced performance designed to maximize torque and pull out values. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • Length: 0.1570 to 0.5000
Panel Fasteners -- PSHP-440-0L001 [PSHP-440-0L001 from PennEngineering®]
from bisco industries

Panel Fasteners [See More]

  • Inch: # 4
  • Internal Thread Size: 0.112-40 (#4-40)
  • Installation Method: Threaded Hole
Heat Staking Insert, Straight Wall, Thru-Threaded - Unified -- IUTB-440
from PennEngineering®

Designed for use in straight holes. Self-aligning lead-in of insert provides for accurate alignment prior to installation. [See More]

  • Inch: # 4
  • Base Materials: Metal
  • Installation Method: Threaded Hole
  • Units: Inch
Heat-Ultrasonic Inserts for Plastic (Long); Series 30
from SPIROL

Series 29 Standard and Series 30 Flanged — Symmetrical for ease of orientation and enhanced performance designed to maximize torque and pull out values. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • Length: 0.1570 to 0.5000
Threaded Inserts -- 2TLC-04C-0112 [2TLC-04C-0112 from KATO Fastening Systems, Inc.]
from bisco industries

Threaded Inserts [See More]

  • Inch: # 4
  • Internal Thread Size: 4-40
  • Installation Method: Threaded Hole
  • Length: 0.1120
Heat Staking Insert, Symmetrical, Thru-Threaded - Unified -- ISB-440
from PennEngineering®

Designed for use in straight or tapered holes. Symmetrical design eliminates the need for orientation. [See More]

  • Inch: # 4
  • Base Materials: Metal
  • Installation Method: Threaded Hole
  • Units: Inch
Heat-Ultrasonic Inserts for Plastic (Short); Series 14
from SPIROL

Series 14 Tapered Hole — Tapered design for tapered holes for ease of location and reduced installation time. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic; Tapered Hole
  • Length: 0.1150 to 0.3000
Threaded Inserts -- 2TNC-04C-0112 [2TNC-04C-0112 from KATO Fastening Systems, Inc.]
from bisco industries

Threaded Inserts [See More]

  • Inch: # 4
  • Internal Thread Size: 4-40
  • Installation Method: Threaded Hole
  • Length: 0.1120
Hexagonal Press-in Inserts - Unified -- Types NFPC, NFPA
from PennEngineering®

Features: Press-fit insert provides strong, reusable threads. No heat or ultrasonics required. Hexagonal “barbed ” configuration ensures high torqueout and pullout values. Aluminum inserts ideal for light weight designs. Aluminum and stainless steel inserts offer lead-free alternative. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Metal
  • Installation Method: Pressed-In; Threaded Hole
  • Units: Inch
Heat-Ultrasonic Inserts for Plastic (Short); Series 19
from SPIROL

Series 19 Straight Hole and Series 20 Flanged — Designed for straight holes to yield maximum performance with low radial stress. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • External Thread Size: Tapered Knurl and Groove
Threaded Inserts -- CFN-440-1ZC [CFN-440-1ZC from PennEngineering®]
from bisco industries

Threaded Inserts [See More]

  • Inch: # 4
  • Internal Thread Size: 0.112-40 (#4-40)
  • Installation Method: Threaded Hole
Miniature Self-Clinching Fasteners - Types U, UL, FE, FEO, FEOX, FEX - Unified -- FE-440MD
from PennEngineering®

PEM ® brand miniature fasteners fit into a minimal space and provide strong, reusable threads. Types FE, FEO and UL are self-locking. Types FE and FEO thread locking torque performance is equivalent to applicable NASM25027 specifications. Type UL self-locking nuts meet locking torque... [See More]

  • Inch: # 4
  • Units: Inch
  • Installation Method: Threaded Hole
  • Finish: Black, Dry-film Lubricant
Heat-Ultrasonic Inserts for Plastic (Short); Series 20
from SPIROL

Series 19 Straight Hole and Series 20 Flanged — Designed for straight holes to yield maximum performance with low radial stress. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • Length: 0.1250 to 0.5000
Threaded Inserts -- PL-440-ZC [PL-440-ZC from PennEngineering®]
from bisco industries

Threaded Inserts [See More]

  • Inch: # 4
  • Internal Thread Size: 0.112-40 (#4-40)
  • Installation Method: Threaded Hole
Molded-in Blind Threaded Inserts - Unified -- Types IBA, IBB, IBC
from PennEngineering®

Features: Blind-end protects the threads from plastic intrusion. Aluminum inserts ideal for light weight designs. Aluminum and stainless steel inserts offer lead-free alternative. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"
  • Base Materials: Metal
  • Installation Method: Molded-In; Threaded Hole
  • Units: Inch
Heat-Ultrasonic Inserts for Plastic (Short); Series 29
from SPIROL

Series 29 Standard and Series 30 Flanged — Symmetrical for ease of orientation and enhanced performance designed to maximize torque and pull out values. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • External Thread Size: Tapered Knurl and Groove
Threaded Inserts -- TLC-04C-0112 [TLC-04C-0112 from KATO Fastening Systems, Inc.]
from bisco industries

Threaded Inserts [See More]

  • Inch: # 4
  • Internal Thread Size: 4-40
  • Installation Method: Threaded Hole
  • Length: 0.1120
Molded-in Threaded Inserts, Blind Threaded - Unified -- IBB-440-10
from PennEngineering®

Blind-end protects the threads from plastic intrusion. [See More]

  • Inch: # 4
  • Base Materials: Metal
  • Installation Method: Molded-In
  • Units: Inch
Heat-Ultrasonic Inserts for Plastic (Short); Series 30
from SPIROL

Series 29 Standard and Series 30 Flanged — Symmetrical for ease of orientation and enhanced performance designed to maximize torque and pull out values. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • External Thread Size: Headed Tapered Knurl and Groove
Threaded Inserts -- TNC-04C-0112 [TNC-04C-0112 from KATO Fastening Systems, Inc.]
from bisco industries

Threaded Inserts [See More]

  • Inch: # 4
  • Internal Thread Size: 4-40
  • Installation Method: Threaded Hole
  • Length: 0.1120
Molded-in Threaded Inserts, Self-Locking, Blind Threaded - Unified -- IBLC-440-8
from PennEngineering®

Deformed threads lock screw in place to resist vibration. Blind-end protects the threads from plastic intrusion. [See More]

  • Inch: # 4
  • Base Materials: Metal
  • Installation Method: Molded-In
  • Units: Inch
Heat-Ultrasonic Inserts for Plastic; Series 29
from SPIROL

Series 29 Standard and Series 30 Flanged — Symmetrical for ease of orientation and enhanced performance designed to maximize torque and pull out values. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • External Thread Size: Tapered Knurl and Groove
Molded-in Threaded Inserts, Thru-Threaded - Unified -- ITB-440
from PennEngineering®

Pilot diameter and undercuts allow plastic to flow into grooves providing high pullout resistance. [See More]

  • Inch: # 4
  • Base Materials: Metal
  • Installation Method: Molded-In
  • Units: Inch
Heat-Ultrasonic Inserts for Plastic; Series 30
from SPIROL

Series 29 Standard and Series 30 Flanged — Symmetrical for ease of orientation and enhanced performance designed to maximize torque and pull out values. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Thermal; Ultrasonic
  • External Thread Size: Headed Tapered Knurl and Groove
Molded-in Threaded Inserts, Thru-Threaded, Knurled - Unified -- STKB-440-10
from PennEngineering®

Uniform knurl diameter reduces the risk of sink marks. Available in varying lengths for injection molding assemblies. [See More]

  • Inch: # 4
  • Base Materials: Metal
  • Installation Method: Molded-In
  • Length: 0.3120
Molded-In inserts for Plastic (Blind); Series 44
from SPIROL

Brass threaded Inserts for Maximum Pull-Out and Torque Performance [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Molded-In
  • Length: 0.3130 to 0.8130
Nylon Insert Self-Locking Fasteners - Types PL and PLC - Unified -- PL-440-ZC
from PennEngineering®

The thread locking torque performance of Type PL and PLC PEMHEX ® self-clinching fasteners is equivalent to applicable NASM25027 specifications. A nylon hexagonal element provides a reusable, non-metallic prevailing torque thread lock. The strong knurled collar receives the installation force... [See More]

  • Inch: # 4
  • Units: Inch
  • Installation Method: Threaded Hole
  • Finish: Zinc Chromate (optional feature)
Molded-In Inserts for Plastic (Through Hole); Series 40
from SPIROL

Brass threaded Inserts for Maximum Pull-Out and Torque Performance [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoplastics
  • Installation Method: Molded-In
  • Length: 0.2190 to 0.5620
PEM® CastSert® Inserts
from PennEngineering®

PEM ® 300 Series Stainless Steel CASTSERT ® inserts provide strong, durable metal threads in extruded aluminum and die-cast magnesium and die-cast aluminum. The overall, simple press-in, installation process for these inserts uses a flat punch and anvil to install all sizes and lengths,... [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"
  • Base Materials: For Die-cast Alloys and soft metals Less Than HRB 70 / HB 125
  • Installation Method: Pressed-In; Threaded Hole
  • Length: 0.1250 to 0.6250
Press-In Inserts for Plastic; Series 50
from SPIROL

Series 50 Symmetrical and Series 51 Headed — Offered in aluminum and brass, Press-In Inserts are designed to be pressed into a plastic hole without melting the plastic prior to installation. They offer rapid installation with no specialized equipment and achieve good overall joint performance. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoset / Thermoplastic
  • Installation Method: Pressed-In
  • External Thread Size: Helical Knurl
PEMFLEX Self-locking, Self-clinching Fasteners - Types LK, LKA, LKS - Unified -- LK-440-1
from PennEngineering®

PEM ® PEMFLEX ® self-locking, self-clinching fasteners retain their repeated use and effective prevailing locking torque. Shoulder provides increased performance. Flexing action permits repeated use and effective locking torque. Flange provides positive stop during installation. The thread... [See More]

  • Inch: # 4
  • Units: Inch
  • Installation Method: Threaded Hole
  • Finish: Phosphate
Press-In Inserts for Plastic; Series 51
from SPIROL

Series 50 Symmetrical and Series 51 Headed — Offered in aluminum and brass, Press-In Inserts are designed to be pressed into a plastic hole without melting the plastic prior to installation. They offer rapid installation with no specialized equipment and achieve good overall joint performance. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic; Thermoset / Thermoplastic
  • Installation Method: Pressed-In
  • External Thread Size: Headed Helical Knurl
PEMSERT Self-Clinching Flush Fasteners - Type F - Unified -- F-440-1
from PennEngineering®

PEMSERT self-clinching flush nuts are designed to be completely flush in sheets as thin as .060 ”. These fasteners are ideal for applications where a thin sheet requires load-bearing threads but still must remain smooth, with no protrusions on either surface. The PEM flush nut can be installed... [See More]

  • Inch: # 4
  • Units: Inch
  • Installation Method: Threaded Hole
  • Finish: Passivated and/or Tested per ASTM A380
Self-Tapping Inserts for Plastic; Series 10 - Inch
from SPIROL

Thread Forming Self-Tapping Inserts. reduced thread profile and coarse pitch minimizes radial stress and potential hole wall damage. The course thread also maximizes the pull-out strength of these Self-Tapping Inserts. Self Tapping Inserts are versatile. They can be used in more plastics, including... [See More]

  • Inch: # 4; # 6; # 8; # 10; 1/4"
  • Base Materials: Plastic; Thermoset / Thermoplastic
  • Installation Method: Self-tapping
  • External Thread Size: Self-Tapping Coarse Threads
Press-in Threaded Flange-Head Inserts, - Unified -- Types PFLA, PFLB
from PennEngineering®

Features: Press-fit insert with strong, reusable threads. No heat or ultrasonics required. Flange-head eliminates direct contact of plastic with mating parts. Slotted insert compresses allowing easy access into the mounting hole. Aluminum inserts ideal for light weight designs. Aluminum inserts... [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"
  • Base Materials: Metal
  • Installation Method: Pressed-In; Threaded Hole
  • Units: Inch
Press-in Threaded Inserts, Flange-Head - Unified -- PFLB-440-1
from PennEngineering®

Press-fit insert with strong, reusable threads. No heat or ultrasonics required. Flange-head eliminates direct contact of plastic with mating parts. Slotted insert compresses allowing easy access into the mounting hole [See More]

  • Inch: # 4
  • Base Materials: Metal
  • Installation Method: Pressed-In
  • Units: Inch
Press-in Threaded Straight Knurl Inserts - Unified -- Types PKA, PKB
from PennEngineering®

Features: Press-fit insert with strong, reusable threads. No heat or ultrasonics required. Straight knurling at the top end of the insert offers higher torsional resistance. Slotted insert compresses allowing easy access into the mounting hole. Aluminum inserts ideal for light weight designs. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"
  • Base Materials: Metal
  • Installation Method: Pressed-In; Threaded Hole
  • Units: Inch
Self-locking Blind Molded-in Threaded Inserts - Unified -- Type IBLC
from PennEngineering®

Features: Deformed threads create prevailing torque locking feature to prevent screw loosening due to vibration. Blind-end protects the threads from plastic intrusion. Stainless steel inserts offer lead-free alternative. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"
  • Base Materials: Metal
  • Installation Method: Molded-In; Threaded Hole
  • Internal Thread Size: .086 - .25 mm
Straight Wall, Thru Threaded Heat Staking Inserts - Unified -- Types IUTA, IUTB, IUTC
from PennEngineering®

Features and Benefits. Designed for use in straight holes. Self-aligning lead-in of insert provides for accurate alignment prior to installation. Aluminum inserts ideal for light weight designs. Aluminum and stainless steel inserts offer lead-free alternative. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 3/8"
  • Base Materials: Metal
  • Installation Method: Threaded Hole; Heat Staking
  • Units: Inch
Symetrical, Thru Threaded Heat Staking Inserts - Unified -- Types ISA, ISB, ISC
from PennEngineering®

Features and Benefits. Designed for use in straight or tapered holes. Symmetrical design eliminates the need for orientation. Aluminum inserts ideal for light weight designs. Aluminum and stainless steel inserts offer lead-free alternative. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; # 14
  • Base Materials: Metal
  • Installation Method: Threaded Hole; Heat Staking
  • Units: Inch
Tapered, Thru Threaded Ultrasonic Inserts - Unified -- Types IUA, IUB, IUC
from PennEngineering®

Features and Benefits. Designed for use in tapered holes. Tapered mounting hole allows for rapid and accurate alignment prior to installation. Aluminum inserts ideal for light weight designs. Aluminum and stainless steel inserts offer lead-free alternative. [See More]

  • Inch: # 0; # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"
  • Base Materials: Metal
  • Installation Method: Ultrasonic
  • Internal Thread Size: .060 - .375 in
Thru Threaded Molded-in Inserts - Unified -- Types ITA, ITB, ITC
from PennEngineering®

Features: Pilot diameter and undercuts allow plastic to flow into grooves providing high pullout resistance. Aluminum inserts ideal for light weight designs. Aluminum and stainless steel inserts offer lead-free alternative. [See More]

  • Inch: # 0; # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"
  • Base Materials: Metal
  • Installation Method: Molded-In; Threaded Hole
  • Units: Inch
Thru Threaded Press-in Inserts - Unified -- Types PPA, PPB
from PennEngineering®

Features: Press-fit insert with strong, reusable threads. No heat or ultrasonics required. Slotted insert compresses allowing easy access into the mounting hole. Aluminum inserts ideal for light weight designs. Aluminum inserts offer lead-free alternative. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"
  • Base Materials: Metal
  • Installation Method: Pressed-In; Threaded Hole
  • Units: Inch
Knife Threaded Insert for Wood: 4-40 Internal Thread x .350 External Thread -- 42378
from Te-Co, Inc.

Product Information. External knife threads provide superior holding power in hard and soft woods, particle board and all wood products. Use wherever field assembly or disassembly could lead to thread erosion or stripping. The long pilot ensures straight driving into a drilled hole. Install with... [See More]

  • Inch: # 4
  • External Thread Size: .350 External Thread
Free-Running Thread Inserts
from G.L. Huyett

We carry free running and key lock inserts, plus a variety of rethreading tools, taps and repair kits. Packets of replacement thread are also available. [See More]

  • Inch: # 2; # 3; # 4; # 5; # 6; # 8; # 10; # 12; # 14; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 1 3/8"; 1 1/2"; 1 3/4"; 2"; 2 1/2"; 3"
  • Length: 0.0790
  • Installation Method: Threaded Hole; Free-Running
  • Hole: Straight
Bi-Sert® -- 440BS6-10
from Yardley Inserts

Hex shape provides torque and pull-out resistance [See More]

  • Inch: # 4
  • Base Materials: Plastic; Thermoset, Glass-filled Plastic
  • Installation Method: Molded-In
  • Internal Thread Size: 4-40
Blind Mold-In Threaded Inserts -- MB Series
from Tri-Star Industries, Inc.

Our MB Series threaded insert is designed to be molded into the plastic component during the molding cycle. Typically, the insert is placed on a core pin in the mold during the molding cycle. The insert is designed with aggressive knurling and undercuts to resist rotational and tensile pull loads. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"
  • Base Materials: Plastic
  • Installation Method: Molded-In
  • Length: 0.1560 to 0.8900
Press-Fit Thread Insert -- EZ-204 [EZ-204 from E-Z LOK]
from Reid Supply

Press fit thread inserts are used for cored or drilled holes in plastics. They are designed to replace molded-in inserts or threads in plastic castings. Provides clean threads and screw locking action not obtainable in molded-in inserts. Available in brass or stainless steel. . This Brass press... [See More]

  • Inch: # 4
  • Internal Thread Size: #4-40
  • Installation Method: Pressed-In; Threaded Hole
  • Length: 0.1880
Self-Locking Internal Thread Inserts -- T-Sert®
from Long-Lok Fasteners Corporation

T-Sert ® inserts require no locking rings or other separate locking devices. An integral, self-locking element extends longitudinally through the wall of the insert, and provides simultaneous locking action for both internal and external threads in accordance with MIL- I-45932. The torque... [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 1/2"
  • Base Materials: Plastic; Metal; Aluminum, Magnesium
  • Installation Method: Threaded Hole
  • Length: 0.1900 to 0.7500
Post Molded Threaded Insert -- 94500
from Stanley Engineered Fastening - Spiralock

These inserts are press-fit into a drilled or molded hole after the molding process has been completed. The process of press-fitting inserts allows users to install inserts without the use of heat or ultrasonics. This is accomplished by placing the insert into the appropriate hole size and driving... [See More]

  • Inch: # 4
  • Base Materials: Plastic
  • Installation Method: Pressed-In
  • Internal Thread Size: 4-40
Threaded Inserts: 4-40 Internal Thread x 10/32 External Thread -- 42310
from Te-Co, Inc.

Product Information. Automatic self-locking external thread with use-activated adhesive. Will not back out or vibrate loose. Immediately on installation, microencapsulated epoxy molecules begin to set, and the newly installed insert can be fastened to within minutes. Adhesive continues to cure... [See More]

  • Inch: # 4
  • External Thread Size: 10/32 External Thread
Locking Thread Inserts
from G.L. Huyett

We carry free running and key lock inserts, plus a variety of rethreading tools, taps and repair kits. Packets of replacement thread are also available. [See More]

  • Inch: # 2; # 3; # 4; # 5; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 1 3/8"; 1 1/2"; 1 3/4"
  • Length: 0.0790 to 2.83
  • Installation Method: Threaded Hole
  • Hole: Straight
Blind Mold-In Threaded Inserts -- MC Series
from Tri-Star Industries, Inc.

Our MC-Series insert is designed to be molded into Plastics, Rubber & Ceramics. The insert is designed with aggressive diamond knurling that provides high resistance to tensile pull and rotational torque loads. It has a closed bottom and a controlled minor diameter which provides for accurate... [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 1/2"
  • Base Materials: Plastic; Rubber; Ceramic
  • Installation Method: Molded-In
  • Length: 0.1870 to 0.9370
Press-Fit Thread Insert -- EZ-304 [EZ-304 from E-Z LOK]
from Reid Supply

Press fit thread inserts are used for cored or drilled holes in plastics. They are designed to replace molded-in inserts or threads in plastic castings. Provides clean threads and screw locking action not obtainable in molded-in inserts. Available in brass or stainless steel. . This Stainless Steel... [See More]

  • Inch: # 4
  • Internal Thread Size: #4-40
  • Installation Method: Pressed-In; Threaded Hole
  • Length: 0.1880
Chevron Threaded Inserts -- C Series
from Tri-Star Industries, Inc.

Some thermoplastics, like polycarbonates and structural foams, are brittle – especially in thin-wall applications. Designed for straight holes using ultrasonic or thermal processes, our chevron threaded inserts for plastic add considerable strength. They are our most popular brass inserts,... [See More]

  • Inch: # 0; # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 1/2"
  • Base Materials: Plastic; Structural Foam
  • Installation Method: Thermal; Ultrasonic
  • Internal Thread Size: 1/8 NPT
Press-Fit Thread Insert -- EZ-602 [EZ-602 from E-Z LOK]
from Reid Supply

Press fit thread inserts are used for cored or drilled holes in plastics. They are designed to replace molded-in inserts or threads in plastic castings. Provides clean threads and screw locking action not obtainable in molded-in inserts. Available in brass or stainless steel. . This Brass press... [See More]

  • Inch: # 4
  • Internal Thread Size: #4-40
  • Installation Method: Pressed-In; Threaded Hole
  • Length: 0.1880
Headed Chevron Threaded Inserts -- HC Series
from Tri-Star Industries, Inc.

Our HC Series headed chevron threaded inserts offer the same benefits as the C Series, plus a flanged head for a greater load-bearing surface in weaker plastics. This headed insert offers a large contact area for electrical connections and greater pull-out strengths for reverse entry applications. [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"
  • Base Materials: Plastic; Structural Foam
  • Installation Method: Thermal; Ultrasonic
  • Length: 0.1570 to 0.5000
Press-Fit Thread Insert -- EZ-702 [EZ-702 from E-Z LOK]
from Reid Supply

Press fit thread inserts are used for cored or drilled holes in plastics. They are designed to replace molded-in inserts or threads in plastic castings. Provides clean threads and screw locking action not obtainable in molded-in inserts. Available in brass or stainless steel. . This Stainless Steel... [See More]

  • Inch: # 4
  • Internal Thread Size: #4-40
  • Installation Method: Pressed-In; Threaded Hole
  • Length: 0.1880
Mold-In Thru-Threaded Inserts -- MT Series
from Tri-Star Industries, Inc.

Our MT-Series insert is designed to be molded into Plastics, Rubber & Ceramics. The insert is designed with aggressive diamond knurling that provides high resistance to tensile pull and rotational torque loads. It also has a controlled minor diameter which provides for accurate positioning on... [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 1/2"
  • Base Materials: Plastic; Rubber; Ceramic
  • Installation Method: Molded-In
  • Length: 0.1560 to 0.8750
Self-Locking Thread Insert -- 303-004 [303-004 from E-Z LOK]
from Reid Supply

These inserts have automatic self-locking external threads for use with use-activated epoxy adhesive. They prevent or repair stripped threads. There is no special too required for installation, install with a bolt and wrench or a screwdriver. . This is a Stainless Steel self locking individual... [See More]

  • Inch: # 4; # 10
  • Internal Thread Size: #4-40
  • Installation Method: Threaded Hole
  • External Thread Size: #10-32
Press-In Threaded Inserts -- HP Series
from Tri-Star Industries, Inc.

P & HP Series press-in threaded inserts for plastics provide adequate holding strengths without the use of ultrasonic or heat equipment. These straight-hole threaded inserts are most commonly used in thermoset or other hard plastics. The pilot end provides for fast alignment. The insert is... [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"
  • Base Materials: Plastic
  • Installation Method: Pressed-In
  • Length: 0.1570 to 0.3640
Self-Locking Thread Insert -- 329-004 [329-004 from E-Z LOK]
from Reid Supply

These inserts have automatic self-locking external threads for use with use-activated epoxy adhesive. They prevent or repair stripped threads. There is no special too required for installation, install with a bolt and wrench or a screwdriver. . This is a Steel self locking individual insert that... [See More]

  • Inch: # 4; # 10
  • Internal Thread Size: #4-40
  • Installation Method: Threaded Hole
  • External Thread Size: #10-32
Symmetrical Threaded Inserts -- S Series
from Tri-Star Industries, Inc.

Say goodbye to expensive part orientation high-volume feeding mechanisms. Our symmetrical threaded inserts for plastic can be installed either end first for faster installation (using ultrasonic or thermal equipment) and lower costs. By decreasing outward hoop stress, symmetrical threaded inserts... [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"
  • Base Materials: Plastic
  • Installation Method: Thermal; Ultrasonic
  • Length: 0.1150 to 0.5000
Tapered Threaded Inserts -- H Series Long
from Tri-Star Industries, Inc.

H Series tapered threaded inserts for plastics outperform all competitive inserts for ultrasonic and thermal installation into thermoplastic or structural foam. Our customers confirm it. We ’ve eliminated the outward stress that occurs with other insert designs during the installation process. [See More]

  • Inch: # 0; # 2; # 4; # 5; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"
  • Base Materials: Plastic; Structural Foam
  • Installation Method: Thermal; Ultrasonic
  • Length: 0.1880 to 0.6250