3/4 NPT Plugs, Stoppers, and Inserts

41 Results
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
Cable Gland Plugs -- 2309816 [SPMH3BF/075NPT from Peppers Cable Glands Limited]
from RS Components, Ltd.

Brass Stopping Plug / Blanking Element 3 [See More]

  • NPT Thread: 3/4" NPT; 3/4NPT in
  • Material: Brass
Barrel Plugs with Flange -- BPF350
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: 3/4" NPT; 3/4
  • Straight Thread: M25x1, M26x2
  • Features: Threaded; Flange
  • Overall Length: 0.3346
Nylon Hole Plug -- 8605
from Keystone Electronics Corp.

Part Number: 8605. Color: Black. For Panel Thickness: .032 [.8] -.125 [3.2]. Hole Diameter: .750 [19.1]. Material: Nylon [See More]

  • NPT Thread: 3/4" NPT
  • Material: Nylon; Nylon
100PCS M6x0.75-7 Metal Vent Plug,Breather Plug,Waterproof Valve,Lighting Metal Vent Plug -- MIV-06MB-0.75-7
from Shenzhen Milvent Technology Co., Limited

100PCS M6x0.75-7 Metal Vent Plug, Breather Plug, Waterproof Valve, Lighting Metal Vent Plug [See More]

  • NPT Thread: 3/4" NPT; M6x0.75
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: 3/4" NPT
  • Features: Threaded
  • Shape / Application: Round
  • Material: Aluminum
750 Aluminum R.F.O.® Plug
from Lee Co. (The)

This R.F.O. plug is designed to apply radial force only on an installation hole. This plug can be used to seal openings in thin shells as well as fragile materials. It is engineered to fit into passages without the need for a support shoulder and there is no downward pressure during installation. [See More]

  • NPT Thread: 3/4" NPT; 0.750 inches
  • Material: Aluminum; Aluminum
  • Shape / Application: Round
Conductive Plugs for Threaded Connectors -- CEP-12
from Caplugs

Designed to plug the more popular sizes of both threaded and non-threaded, bayonet type electrical and electronic connectors, CEP Conductive Plugs provide electrical shielding as well as mechanical protection. Applicable specifications: SAE AS85049/138. This product has been fabricated from a... [See More]

  • NPT Thread: 3/4" NPT
  • Material: Polyethylene (PE)
  • Features: Threaded
Hex Socket Plugs for NPT Threads -- HSPN0750
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: 3/4" NPT; 3/4 - 14
  • Overall Length: 0.6102
  • Features: Threaded
  • Material: Polypropylene (PP)
Steel Hole Plug -- 7605
from Keystone Electronics Corp.

Part Number: 7605. Finish/Plating: Nickel Plate. Hole Diameter: .750 [19.1]. Material: Steel. Type: Hole Plug [See More]

  • NPT Thread: 3/4" NPT
  • Material: Steel - Stainless; Steel
  • Shape / Application: Round
Combination Breather Valves & Humidity Indicators MIV-TA340-R -- TA340-R
from Shenzhen Milvent Technology Co., Limited

The MIV-TA340-R incorporates a Humidity Indicator (not separately replaceable) and a two-way Breather Valve in the same aluminum housing, thereby saving space and the cost of an additional hole in the case. The valve has separate and distinct settings for both pressure and vacuum relief. It has a... [See More]

  • NPT Thread: 3/4" NPT; 3/4-14NPSM
  • Material: Aluminum; Aluminum
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: 3/4" NPT
  • Features: Threaded
  • Shape / Application: Round
  • Material: Polyethylene (PE)
750 MP35N A.F.O.® Plug
from Lee Co. (The)

This thread-retained plug is designed to apply axial force only on the installation hole, making it ideal for sealing holes with thin walls. Constructed entirely of MP35N nickel-cobalt alloy, this A.F.O. plug is NACE-compliant and provides excellent corrosion resistance for harsh-duty applications... [See More]

  • NPT Thread: 3/4" NPT; 0.750 inches
  • Material: MP35N
  • Shape / Application: Round
Finishing Plugs for Square Tubing -- FP-125
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: 3/4" NPT
  • Material: Polyethylene (PE)
High Temperature Vinyl Insertion Plugs -- MCP9261T
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: 3/4" NPT; 3/4
  • Material: Ethyl Vinyl Acetate (EVA); Vinyl
  • Features: Flange
Gearbox/Motor Metal Breather Plugs -- MIV-GB-MBP
from Shenzhen Milvent Technology Co., Limited

Waterproof, IP66,. 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 debris. [See More]

  • NPT Thread: 3/4" NPT; 3/4''
  • Material: AL
BL Series - UNF Standard Threaded Plugs (O - Ring Optional)
from Arizona Sealing Devices, Inc.

Features: Can be applied or removed by hand, hex wrench or screwdriver. Optional O-ring gives this part a water tight seal for superior leakage protection. The BL4A and the BL4B are in black [See More]

  • NPT Thread: 3/4" NPT
  • Features: Threaded
  • Shape / Application: Round
  • Material: Polypropylene (PP)
750 MP35N Dual Sealing A.F.O.® Plug
from Lee Co. (The)

This thread-retained plug is designed to apply axial force only on the installation hole, making it ideal for sealing holes with thin walls. This NACE-compliant solution uses a metal-to-metal seal for high-pressure applications and incorporates an O-ring for venting or charging. Pressure can be... [See More]

  • NPT Thread: 3/4" NPT; 0.750 inches
  • Material: MP35N
  • Shape / Application: Round
Plastic Threaded Plugs for Flareless Tube and Nut Assemblies -- PDE-8
from Caplugs

PDE Series threaded plugs are designed to fit tube and nut assemblies interchangeably. Knurled to aid with finger tightening installation and removal. Fits common thread sizes. Knurled for ease of use. Material: Low-density polyethylene. Standard Color: Red [See More]

  • NPT Thread: 3/4" NPT
  • Material: Polyethylene (PE)
  • Features: Threaded
Paper Tapered Plugs -- MPTP017
from MOCAP LLC

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

  • NPT Thread: 3/4" NPT; 3/4
  • Overall Length: 0.6890
  • BSP Thread: G3/4
  • Material: Paper
M6X0.75 Light Grey Vent Plug(100PCS) -- MIV-06
from Shenzhen Milvent Technology Co., Limited

Milvent Plastic M6x0.75 Breather Screw in Protective Air Vent Plug Waterproof and IP68. Ventilation and Waterproof. Please feel free to contact with us for datasheet and quote. Looking forward to your reply . thanks a lot! [See More]

  • NPT Thread: 3/4" NPT; m6x0.75
  • Material: Plastic
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: 3/4" NPT
  • Features: Threaded
  • Shape / Application: Round
  • Material: Polypropylene (PP)
750 Stainless Steel A.F.O.® Plug
from Lee Co. (The)

This thread-retained plug is designed to apply axial force only on the installation hole, making it ideal for sealing holes with thin walls. It uses a metal-to-metal seal for high pressure applications and is both removable and reusable, providing easy access to sealed passageways. A.F.O. plugs... [See More]

  • NPT Thread: 3/4" NPT; 0.750 inches
  • Material: Steel - Stainless; Stainless Steel
  • Shape / Application: Round
Plastic Threaded Plugs for NPT Pipe Fittings -- P-68B
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: 3/4" NPT
  • Material: Polyethylene (PE)
  • Features: Threaded
Pipe Plugs -- PP117
from MOCAP LLC

Material: LDPE (Low Density Polyethylene). Stocked Material: LDPE (Black). Designed to Protect Metric, BSP and NPT Pipe from Damage and Debris [See More]

  • NPT Thread: 3/4" NPT; 3/4"
  • Material: Polyethylene (PE)
  • BSP Thread: 3/4"
Milvent Plastic M6x0.75 Breather Screw in Protective Air Vent Plug Waterproof and IP68 -- MIV-06B
from Shenzhen Milvent Technology Co., Limited

Milvent Plastic M6x0.75 Breather Screw in Protective Air Vent Plug Waterproof and IP68. Ventilation and Waterproof. Please feel free to contact with us for datasheet and quote. Looking forward to your reply . thanks a lot! [See More]

  • NPT Thread: 3/4" NPT; M6x0.75
  • Material: pa6
  • Shape / Application: Screw Cap or Plug
750 Stainless Steel Dual Sealing A.F.O.® Plug
from Lee Co. (The)

This thread-retained plug is designed to apply axial force only on the installation hole, making it ideal for sealing holes with thin walls. It utilizes a metal-to-metal seal for high pressure applications and is both removable and reusable, providing easy access to sealed passageways. Sizes range... [See More]

  • NPT Thread: 3/4" NPT; 0.750 inches
  • Material: Steel - Stainless; Stainless Steel
  • Shape / Application: Round
Plastic Threaded Plugs for SAE O-Ring Ports -- PDO-108
from Caplugs

PDO Series threaded plastic plugs are designed to provide a positive seal for SAE straight-threaded O-Ring type ports and bosses on fluid power components. Integral O-Ring-type bead seals in the bevel of the port to prevent fluid leakage or entrance of contaminants. Molded in seal bead. Fits common... [See More]

  • NPT Thread: 3/4" NPT
  • Material: Polyethylene (PE)
  • Features: Threaded
Vent Plug with Deflector, 3/4" Male NPT -- A3229-5
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: 3/4" NPT
  • Material: Steel
  • Features: Threaded; Vented
3/4-14 NPT Commercial Grade Slotted Thread Plug, Natural -- AP03SPLG75014N
from ARKPLAS

Our Commercial Grade Fittings are molded for ease of use in application. No special tools or ferrules are required for fitting insertion. Ark-Plas ® Commercial Grade Fittings fit the need when a low cost, high performance fitting is required that is both cost efficient and reliable. With high... [See More]

  • NPT Thread: 3/4" NPT
  • Features: Threaded; Slotted Head; Recessed Socket
  • Shape / Application: Round; Screw Cap or Plug
  • Fitted Depth: 0.6100
Viewport -- EPN-200 [EPN-200 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 1.260 in wide with a transparent window to view liquid levels. [See More]

  • NPT Thread: 3/4" NPT
  • Width: 1.26
  • Features: Threaded
  • Overall Length: 0.7000
EZP Series (NPT Plugs) -- EZP 155
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: 3/4" NPT
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-27x
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: 3/4" NPT
  • Features: Threaded; Tapered; Flange; Pull Tab
  • Shape / Application: Round
  • Diameter: 0.9700
Vent Plug with Filter and Deflector, 3/4" Male NPT -- A5170-5
from Oil-Rite Corp.

Vent Plugs with Filters and Deflectors can be used to relieve pressure or vacuum on bearing housing, gear boxes, reservoirs, or any application where venting is necessary. These vent plugs assure pressure equalization and minimize undesirable problems, such as bearing seal blowout due to excessive... [See More]

  • NPT Thread: 3/4" NPT
  • Material: Steel
  • Features: Threaded; Vented
Viewport -- EPN-230 [EPN-230 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 1.260 in wide with a transparent window to view liquid levels. [See More]

  • NPT Thread: 3/4" NPT
  • Width: 1.26
  • Features: Threaded
  • Overall Length: 0.7000
P Series (Plastic Threaded Plugs for Pipe Fittings) -- P-68B
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: 3/4" NPT
  • Features: Threaded
PI Series -- PI-1
from Polymer Molding, Inc.

Push-In Plugs are designed to snap-fit into specific thread sizes. They are less labor intensive to install than threaded plugs yet provide an attractive flush finish to your product. Typical wall thickness: .032. Color: Yellow. Material: Low Density Polyethylene. LDPE service temperature: 150 °... [See More]

  • NPT Thread: 3/4" NPT
  • Features: Threaded; Flange
  • Shape / Application: Round; Button Plug
  • Straight Thread: Standard Thread 1"
Vent Plug with Filter, 3/4" Male NPT -- A3432-5
from Oil-Rite Corp.

Vent Plugs with Filters can be used to relieve pressure or vacuum on bearing housings, gear boxes, reservoirs, or any application where venting is necessary. These vent plugs assure pressure equalization and minimize undesirable problems, such as bearing seal blowout due to excessive pressure. The... [See More]

  • NPT Thread: 3/4" NPT
  • Material: Steel
  • Features: Threaded; Vented
PR Series -- PR-27x
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: 3/4" NPT
  • Features: Threaded; Tapered; Flange; Pull Tab
  • Shape / Application: Round
  • Diameter: 0.8920
Tapered Series -- POLY-PLUG-27
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: 3/4" NPT
  • Features: Threaded; Tapered; Flange
  • Shape / Application: Round
  • Diameter: 0.8670