1/2" Black Union

  • $3.22

  • 30 or more $2.35
  • Availability:135
  • Product Code: B12U

Tags: plumbing, parts, gas pipe, oil pipe, union

 1/2 in. black iron pressure union to join two black iron gas or oil pipes temporarily or permanently. This union has female threads and withstands up to 500 psi.

  • 150 lb. Class black malleable iron
  • Connects 2 black malleable iron gas or oil pipes
  • Use as a temporary or a permanent connection
  • Each connection can be disassembled
  • Female threaded connections comply with ANSI B1.20.1
  • 500 psi maximum working pressure
  • Meets ASTM and ASME standards    


Extra fields
Material Black Iron
Size A 1/2" FIP
Size B 1/2" FIP