1 NPT Plugs, Stoppers, and Inserts

28 Results
Hole Plug, 1" Hole Dia -- 8613
from Keystone Electronics Corp.

Part Number: 8613. Hole Diameter: 1.000 [25.4]. Material: Nylon 6/6 V-2. Style: Vented. Nylon Vent Plug for 1" [35.4] Dia Hole [See More]

  • NPT Thread: 1" NPT
  • Material: Nylon; Nylon 6/6 V-2
100PCS M6x1.0 Metal Vent Plug,Venting Screw,Breather Vent Plug,Waterproof Metal Vents -- MIV-06M
from Shenzhen Milvent Technology Co., Limited

M6x1.0 Metal Vent Plug, Venting Screw, Breather Vent Plug, Waterproof Metal Vents. Breather Plug. Thread: M6x1.0 metal Vent Plug. Part no.: MIV-06MB(black color). Waterproof, IP66, IP67, IP68. Breather able. Application: Lighting, Solar, Telecom, Automotive, Agriculture. WIFI GPS. Outdoor Enclosure... [See More]

  • NPT Thread: 1" NPT; M6x1.0
  • Features: Threaded
  • Shape / Application: Screw Cap or Plug
  • Material: Brass In Nickel Plate
Finishing Plugs for Square Tubing -- FP-161
from Caplugs

FP Series finishing plugs are designed for square tubing. These plugs are sized for different gauges, their shoulders fit flush with tubing sides and keep dirt and moisture out of sensitive areas. Protect against sharp tube edges. Provide clean finish on completed products. Material: Low-Density... [See More]

  • NPT Thread: 1" NPT
  • Material: Polyethylene (PE)
Barrel Plugs with Flange -- BPF391
from MOCAP LLC

Material: LDPE (Low Density Polyethylene). Stocked Material: LDPE (Black), LDPE (Natural). General Purpose Plug Designed to Protect Threads, Ports or Fittings from Damage, Debris and Contaminants. Flanged for Easy Removal [See More]

  • NPT Thread: 1" NPT; 1
  • Overall Length: 0.4724
  • Features: Threaded; Flange
  • Material: Polyethylene (PE)
ADP Series - Threaded Aluminum Plugs for Flareless Tube and Hose Assemblies
from Arizona Sealing Devices, Inc.

Series ADP Plugs have a dimpled nose section that forms a low pressure seal with flareless tube ends. The addition of a neoprene shoulder gasket enables the ADP-GN to provide a positive seal on the spot face of the O-ring port. Gaskets are also optionally available in Butyl or Buna N rubber. [See More]

  • NPT Thread: 1" NPT
  • Features: Threaded
  • Shape / Application: Round
  • Material: Aluminum
Pressure/Leak Test NPT Male Plug
from HydraCheck Inc.

For use with the Pressure/Leak, Hand-operated Pump. These HydraCheck pressure/leak test connectors are designed exclusively for pressure/leak testing components with NPT connectors – you are ready to test!. Comes with STAUFF Test 20 connector. [See More]

  • NPT Thread: 1/4" NPT; 3/8" NPT; 1/2" NPT; 3/4" NPT; 1" NPT; 1 1/4" NPT; 1 1/2" NPT
  • Features: Threaded
  • Shape / Application: Round; Screw Cap or Plug
Nylon Hole Plug -- 8607
from Keystone Electronics Corp.

Part Number: 8607. Color: Black. For Panel Thickness: .032 [.8] -.125 [3.2]. Hole Diameter: 1.000 [25.4]. Material: Nylon [See More]

  • NPT Thread: 1" NPT
  • Material: Nylon; Nylon
M10x1.0 Plastic Vent Plug Breather Air Vent,Waterproof Plugs,Screw-In Vents,Pressure Release Element -- MIV-10
from Shenzhen Milvent Technology Co., Limited

M10x1.0 Plastic Vent Plug Breather Air Vent, Waterproof Plugs, Screw-In Vents, Pressure Release Element. Main advantages of Milvent vents: 1, Balance Pressure on the device;. 2, protects the components inside from water, dust and other liquid;. 3, Diffuse water vapor or harmful battery gas inside of... [See More]

  • NPT Thread: 1" NPT; M10x1.0
  • Material: PA6
  • Shape / Application: Screw Cap or Plug
Plastic Threaded Plugs for NPT Pipe Fittings -- P-88B
from Caplugs

The P Series plugs are available in six different styles for tapered and straight threads. Designed to keep out moisture, dirt and other contaminants in pipe fittings. Material: High-density polyethylene. Standard Color: Red [See More]

  • NPT Thread: 1" NPT
  • Material: Polyethylene (PE)
  • Features: Threaded
Hex Socket Plugs for NPT Threads -- HSPN1000
from MOCAP LLC

Material: PP (Polypropylene). Stocked Material: PP (Red). Designed to Protect Threads from Dirt, Dust and Moisture During Low-Pressure Testing and In-Plant Handling [See More]

  • NPT Thread: 1" NPT; 1 - 11-1/2
  • Overall Length: 0.7402
  • Features: Threaded
  • Material: Polypropylene (PP)
B Series - UNF Standard Threaded Plugs
from Arizona Sealing Devices, Inc.

Features: Threaded plug with a serrated grip (used for a variety of applications). Can be applied or removed by hand, hex wrench or screwdriver [See More]

  • NPT Thread: 1" NPT
  • Features: Threaded
  • Shape / Application: Round
  • Material: Polyethylene (PE)
Steel Hole Plug -- 7607
from Keystone Electronics Corp.

Part Number: 7607. Finish/Plating: Nickel Plate. Hole Diameter: 1.000 [25.4]. Material: Steel. Type: Hole Plug [See More]

  • NPT Thread: 1" NPT
  • Material: Steel - Stainless; Steel
  • Shape / Application: Round
M12x1.0-5 Plastic Vent Plug,Breathers,Waterproof Vent Plug (100pcs) -- MV-1210
from Shenzhen Milvent Technology Co., Limited

Waterproof, IP66, IP67, IP68. Breather able. Application: Lighting, Solar, Telecom, Automotive, Agriculture. WIFI GPS. Outdoor Enclosure etc. Performance: · Pressure equalization and release in order to extend seal life. · Prevent condensation. · Block contaminants like dust, dirt and... [See More]

  • NPT Thread: 1" NPT; M12x1.0
  • Material: Plastic
Threaded (UN and UNS) Plugs -- DPN-12
from Caplugs

Designed for use in aircraft and hydraulic equipment applications and seals out contaminants while protecting threads. A rolled thread allows the plug to be pushed or threaded in. Threads meet UN/UNS specifications. External ribs aid in installation and removal. Designed for UN/UNS threads. Flanged... [See More]

  • NPT Thread: 3/4" NPT; 1" NPT
  • Material: Polyethylene (PE)
  • Features: Threaded
High Temperature Vinyl Insertion Plugs -- MCP9262T
from MOCAP LLC

Material: High-Temp Vinyl (Black). Flexible Yet Durable - Won't Split, Tear or Shred. Wide Flange for Easy Removal [See More]

  • NPT Thread: 1" NPT; 1
  • Material: Ethyl Vinyl Acetate (EVA); Vinyl
  • Features: Flange
FP Series - NS & NF Class 1-2-3 Threaded Plugs (O-Ring Optional)
from Arizona Sealing Devices, Inc.

Features: Can be applied or removed by hand, hex wrench or screwdriver. The FP series plugs will fit NS and NF Class 1-2-3 standard threads. Optional O-ring gives this part a watertight seal for superior leakage protection [See More]

  • NPT Thread: 1" NPT
  • Features: Threaded
  • Shape / Application: Round
  • Material: Polypropylene (PP)
M12x1.0-5 Plastic Vent Plug,Breathers,Waterproof Vent Plug,Protective Vents,Screw-In Vents(100pcs) -- MV-1210B
from Shenzhen Milvent Technology Co., Limited

Waterproof, IP66, IP67, IP68. Breather able. Application: Lighting, Solar, Telecom, Automotive, Agriculture. WIFI GPS. Outdoor Enclosure etc. Performance: · Pressure equalization and release in order to extend seal life. · Prevent condensation. · Block contaminants like dust, dirt and... [See More]

  • NPT Thread: 1" NPT; M12x1.0-5
  • Material: Plastic
  • Shape / Application: Screw Cap or Plug
Threaded Aluminum Plugs for Flareless Tube and Hose Assemblies -- ADP-16
from Caplugs

ADP Series threaded aluminum plugs offer a dimpled nose section to form a low-pressure seal with tube ends. Optional Gaskets: Neoprene, Butyl, Buna N Rubber. Specs: MIL-C-5501/2, NAS-842. Material: 3003-0 Aluminum Alloy. Standard Color: Silver [See More]

  • NPT Thread: 1" NPT; 1 5/16-12
  • Material: Aluminum
  • Features: Threaded
Paper Tapered Plugs -- MPTP020
from MOCAP LLC

Material: Paper (Brown). Environmentally Friendly and Economical Masking Solution. Does Not Promote Condensation [See More]

  • NPT Thread: 1" NPT; 1
  • Overall Length: 0.7598
  • BSP Thread: G7/8, G1
  • Material: Paper
EZP Series (NPT Plugs) -- EZP 156
from Daemar Inc.

These tapered plugs were designed to cap NPT fittings, but have a universal design ideal for a variety of applications. These durable, multi-use plugs have a flange for easy installation and removal. Material: Low-Density Polyethylene Colour: Orange [See More]

  • NPT Thread: 1" NPT
Viewport -- EPN-210 [EPN-210 from Elesa U.S.A. Corporation]
from Reid Supply

We stock a selection of accessories for our line of fluid level indicators. Parts include breather caps, plugs, viewports, and oil level indicators. . Polyamide Based Technopolymer Fluid Level Indicator Cap is 1.500 in wide with a transparent window to view liquid levels. [See More]

  • NPT Thread: 1" NPT
  • Width: 1.5
  • Features: Threaded
  • Overall Length: 0.8000
Pipe Plug Fittings
from International Polymer Solutions Inc.

Pressure Ratings: Performance at ambient room conditions: 120 psi for 1/16 ” fittings linear decreasing to 80 psi for 3/4 ” fittings and 60 psi for fittings larger than 3/4". Performance at elevated temperatures up to 85 ºC/185 ºF: 90 psi for 1/16 ” fittings linear... [See More]

  • NPT Thread: 1/8" NPT; 1/4" NPT; 3/8" NPT; 1/2" NPT; 3/4" NPT; 1" NPT; 1 1/2" NPT; 1/16 NPT
  • Features: Tapered
  • Shape / Application: Round
  • Diameter: 0.4400 to 2
P Series -- P-32
from Polymer Molding, Inc.

Designed similar to the tapered series, the P Series has the added feature of a pull-tab located on the top of the flange. Typical wall thickness: .032. Color: Blue. Material: Low Density Polyethylene. LDPE service temperature: 150 ° F (66 ° C). RoHS Compliant [See More]

  • NPT Thread: 1" NPT
  • Features: Threaded; Tapered; Flange; Pull Tab
  • Shape / Application: Round
  • Diameter: 1.22
Vent Plug with Deflector, 1" Male NPT -- A3229-6
from Oil-Rite Corp.

Vent plugs with Deflectors feature a sturdy one-piece construction, safe for use anywhere. They are used on bearings, gear boxes, reservoirs, and any application where pressure or vacuum relief is necessary. They can also be used as filler plugs. This vent plug features a splash deflector to prevent... [See More]

  • NPT Thread: 1" NPT
  • Material: Steel
  • Features: Threaded; Vented
P Series (Plastic Threaded Plugs for Pipe Fittings) -- P-88H
from Daemar Inc.

Series P Pipe Plugs are available in three styles: square head, round head and recessed socket. They are molded in high density polyethylene and are ideal for keeping moisture, dirt and other contaminants from NPT-threaded ports. Material: High-Density Polyethylene Colour*: Red Applicable Specs:... [See More]

  • NPT Thread: 1" NPT
  • Features: Threaded
Viewport -- EPN-240 [EPN-240 from Elesa U.S.A. Corporation]
from Reid Supply

We stock a selection of accessories for our line of fluid level indicators. Parts include breather caps, plugs, viewports, and oil level indicators. . Polyamide Based Technopolymer Fluid Level Indicator Cap is 1.500 in wide with a transparent window to view liquid levels. [See More]

  • NPT Thread: 1" NPT
  • Width: 1.5
  • Features: Threaded
  • Overall Length: 0.8000
PR Series -- PR-32
from Polymer Molding, Inc.

The PR Series Pull-Ring Plugs offer product protection with easy removal. The tapered style polyethylene plugs have built-in lift rings for easy installation and removal resulting in reduced product damage and increased cost savings. Ring design lays flat resulting in more efficient packaging. All... [See More]

  • NPT Thread: 1" NPT
  • Features: Threaded; Tapered; Flange; Pull Tab
  • Shape / Application: Round
  • Diameter: 1.12
Tapered Series -- POLY-PLUG-32
from Polymer Molding, Inc.

The tapered style can either be used as a cap or plug, depending on application. Excellent for protecting threads and keeping unwanted contamination out of pipes, valves, tubing and most other cylindrical openings. The most economical solution for protecting standard size threads, unified threads,... [See More]

  • NPT Thread: 1" NPT
  • Features: Threaded; Tapered; Flange
  • Shape / Application: Round
  • Diameter: 1.1