Hammer Union 4" Fig 100 Threaded Standard Service


  • Cold Working Pressure 1,000 psi
  • Test Pressure 1,500 psi
  • Weight 19.42 lbs
  • Nut Radius 4.70 inches
  • Total Length 4.94 inches
  • Forged Carbon Steel Construction
  • Fully Interchangeable with Most Major Brands of Hammer Unions
  • Black Nut, Yellow Subs
  • Metal to Metal Sealing Surface

The Fig 100 Hammer Unions are recommended for low pressure manifold lines and in applications running air, water, oil & gas services up to 1,000 psi. They are manufactured from quality steel meeting ASTM and/or AISI standards. All Hammer Unions have a three winged lug nut and self-locking Acme threads for faster make-up and break-out using only a hammer.

Buy this Hammer Union to ensure long and dependable service, even in the most extreme conditions!