Socket Pipe Plugs

Socket Pipe Plug | The Nutty Company, Inc.

Socket Pipe Plugs

Alloy steel hex socket pipe plugs with 3/4" per foot taper dry seal (NPTF) threads and a black oxide finish, made in the U.S.A. We stock 1/16"-27, 1/8"-27, 1/4"-18, 3/8"-18, 1/2"-14, 3/4"-14 and 1"-11-1/2 pipe sizes. They sit flush or below the surface to seal ports in hydraulic, pneumatic and process equipment.

Specifications

  • Material: alloy steel
  • Finish: black oxide
  • Thread: dry seal NPTF, 3/4" per foot taper
  • Pipe sizes: 1/16", 1/8", 1/4", 3/8", 1/2", 3/4", 1"
  • Hex key: 1/16" plug = 5/32", 1/8" plug = 3/16", 1/4" plug = 1/4", 3/8" plug = 5/16", 1/2" plug = 3/8", 3/4" plug = 9/16", 1" plug = 5/8"
  • Made in U.S.A.

3/4 Taper Dry Seal
Alloy Steel - Black Oxide
Made in U.S.A.

Common Uses

  • Hydraulic and pneumatic ports
  • Gearboxes and oil passages
  • Machinery coolant lines
  • Process equipment

FAQ

Do I need sealant on dry seal pipe plugs?
Dry seal threads are made to seal metal to metal without sealant, but many users add a little thread sealant or PTFE tape for extra protection against leaks.

What does 1/8-27 mean on a pipe plug?
1/8 is the nominal pipe size and 27 is the threads per inch. The actual outside diameter is larger than 1/8"; a 1/8 NPT plug measures about 0.405".

What hex key fits a socket pipe plug?
1/16" plug: 5/32" key. 1/8": 3/16". 1/4": 1/4". 3/8": 5/16". 1/2": 3/8". 3/4": 9/16". 1": 5/8".

Related: Stainless Socket Pipe Plugs | Hex Keys | All Socket Head Screws

Free shipping on orders over $100, and orders placed before noon EST ship the same day. Purchase orders are accepted from government agencies, schools, hospitals, municipalities and companies with established credit with The Nutty Company, Inc.

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