NPT Plugs & Bushings

[rev_slider NPT_Plugs_Bushings] Bar Stock or Forged (except as noted)




  1. Pipe Threads conform to ASME B1.20.1
  2. Hex Plugs and Bushings 1/8" through 2", Square Head Plugs 1-1/4" through 2", Flush Bushings and Round Head Plugs conform to ASME B16.11; material conforms to ASTM-A-182
  3. General dimensions of 150 LB Plugs and Bushings are based on ASME B16.14
  4. 150 LB Hex Plugs and Bushings 2-1/2" and 3" Forged; 4" Cast
  5. 150 LB Square Head Plugs 1" and smaller – Bar or Forged; over 2" – cast
  6. Non-cast 150 LB items suitable for use at 1000 psi CWP
  7. ASME B16.11 items are not identified by pressure class and may be used for ratings up through ASME Pressure Class 6000
  8. Socket-Welding Plugs available on request