Bull Plugs | Union Blanks | Union Caps | Blind Unions
* Hammer Union Blanks can be used as full pressure containing system bull plugs or transported flowline caps.
* Hammer Union Blanks may be drilled through and tapped to order for Autoclave connectors or nominal NPT gage port.
* Hammer Union Blanks may be drilled blind and used with bolted on galvanized chain for tethering the cap to the mating union outlet.
* Hammer Union Male Bull or Gage plugs come with a spiral retaining ring to allow the Blank and Nut assembly to be handled as a single unit.
Sizes: 1/8" - 8" (STD, XH, & XXH)
Materials: A234 (barstock) or A-106 (grade B seamless)
End Connections: Bevel, or Threaded (zinc plated)