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Bull Plugs

 Plugs are available in current API threads, beveled, plain end (Square cut/socket weld), ES groove or Gruvlok (Std. Grv.) groove connections.  

  1. Gruvlok grooves are distinguished by having Std. Grv. in the product description on all documentation.
  2. Nominal Pipe Size 2" and smaller bull plugs manufactured out of cold drawn bar which is heat treated in accordance with ASTM A234-04 WPB.
  3. Nominal Pipe Size 2 1/2" - 8" bull plugs manufactured with A106 Grade B seamless pipe using J.B. Smith's unique spinning process which insures uniform wall thickness.

Size & Length

Pipe NPS API or O.D. inches length inches
1/8 .405 2
1/4 .540 2
3/8 .675 2 1/4
1/2 .840 2 1/2
3/4 1.050 2 3/4
1 1.315 3
1 1/4 1.660 3 1/4
1 1/2 1.900 3 1/2
2 2 3/8 4
2 1/2 2 7/8 5
3 3 1/2 6
3 1/2 4 6 1/2
4 4 1/2 7
5 5 9/16 8 1/2
6 6 5/8 10
8 8 5/8 11

 

API-6A Ring Gaskets
Bull Plugs
Fittings
Gate Valve Replacement Parts
Hammer Unions
Mud Valve Replacement Parts
Needle Valves
Nipples
Pressure Gauges
Spiral Wound Ring Gaskets
Studs and Nuts - B7, L7, B7M, L7M
Swivel Joints
Wellhead Replacement Parts