ADP Series - Threaded Aluminum Plugs for Flareless Tube and Hose Assemblies -- adp-4
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: 1/4" NPT
  • Features: Threaded
  • Shape / Application: Round
  • Material: Aluminum
1/4-18 NPT Commercial Grade Hex Thread Plug, Natural -- AP032518N
from Ark-PlasĀ® Products, Inc.

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: 1/4" NPT
  • Features: Threaded; Knurled
  • Shape / Application: Screw Cap or Plug
  • Fitted Depth: 0.7200
Plastic Threaded Plugs for Pipe Fittings -- P-28 [P-28 from Caplugs]
from bisco industries

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. [See More]

  • NPT Thread: 1/4" NPT
  • Features: Threaded; Tapered; Knurled
  • Shape / Application: Round
  • Fitted Depth: 0.5000
EZP Series (NPT Plugs) -- EZP 152
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 PolyethyleneColour: Orange [See More]

  • NPT Thread: 1/4" NPT
Countersunk Hex Head Plug,1/4 In,Brass -- 13Y813 [VS219P-4 from Parker Hannifin Corporation]
from Grainger Industrial Supply

Countersunk Hex Head Plug, Pipe Fitting, Pipe Size 1/4 In., Length 15/32 In., Pipe Connection Pipe, Material of Construction Brass, Hex Size 1/4 In., Pressure (PSI) Up to 1000, Temp. Range -65 to +250F, For Use With Copper, Brass, Iron Pipe, Standards SAE J530 and J531, Includes Thread Sealant [See More]

  • NPT Thread: 1/4" NPT
  • Features: Threaded
  • Shape / Application: Round; Counter Sunk Plug
  • Overall Length: 0.4688
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
Nylon Hole Plug -- 8600
from Keystone Electronics Corp.

Type: Hole Plug. Style: Solid. Material: Nylon. Hole Diameter: .250 [6.4] [See More]

  • NPT Thread: 1/4" NPT
  • Material: Nylon
  • Shape / Application: Round
Quick Coupling Dust Plug -- 5205-2M
from Parker Hannifin China

4000 Series Couplings are general purpose, double shut off, quick disconnects. They are available with poppet or ball valves. The manual sleeve requires two-handed operation to retract the sleeve for connection or disconnection. Coupling bodies are steel with zinc and clear trivalent chromate... [See More]

  • NPT Thread: 1/4" NPT
  • Material: Rubber - Silicone
  • Shape / Application: Round
First Thread Protection Plugs -- SPFT1/4A
from Alliance Plastics

Also offered in EPDM rubber, no colorant or mold releases used [See More]

  • NPT Thread: 1/4" NPT
  • Features: Flange
  • Shape / Application: Round; Screw Cap or Plug
  • Diameter: 0.4500
HP Plugs -- HP-3
from Harman Corporation

Ensure easy removal without use of tools, for use as thread protectors [See More]

  • NPT Thread: 1/4" NPT
  • Features: Tapered
  • Shape / Application: Round
  • BSP Thread: 1/2" BSP
Hydraulic Fitting Plugs -- HF
from Hi-Tech Seals, Inc.

The flared- fitting plugs are commonly used by hydraulic companies. This protector will meet low- pressure requirements. Note that unlike most other plugs, this plug is made with high-density polyethylene. [See More]

  • NPT Thread: 1/4" NPT (optional feature); 3/8" NPT (optional feature); 1/2" NPT (optional feature); 3/4" NPT (optional feature); 1" NPT (optional feature); 1 1/4" NPT (optional feature); 1 1/2" NPT (optional feature); 2" NPT (optional feature)
  • Features: Threaded; Tapered (optional feature)
  • Shape / Application: Round
  • Diameter: 0.3750 to 2
P Series -- P-12
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: 1/4" NPT
  • Features: Threaded; Tapered; Flange; Pull Tab
  • Shape / Application: Round
  • Straight Thread: 1/2" Standard Threaded
TH2D
from TOMCO Products, Inc.

Dust plug, prevents contamination of disconnected fluid systems [See More]

  • NPT Thread: 1/4" NPT
  • Material: Brass
  • Shape / Application: Round
105FF
from United Refrigeration, Inc.

Temporarily closes tubing for service, then reopens to allow flow. [See More]

  • NPT Thread: 1/4" NPT; 3/8" NPT; 1/2" NPT