Check the listing for details. Hammer Union 3" Fig 1003 Threaded Standard Service. Condition: New. Listed at 298.00 USD. Hammer Union 3" Fig 1003 Threaded Standard Service Cold Working Pressure (CWP) 10,000 psiTest Pressure 15,000 psiWeight 47.50 lbsNut Radius 4.80 inchesTotal Length 8.87 inchesForged Carbon Steel ConstructionFully Interchangeable with Most Major Brands of Hammer UnionsBlack Nut, Green SubsReplaceable O-Ring on Male Sub provides Primary SealingThe Fig 1003 Hammer Unions are used in air, water, oil, mud, gas service, high pressure manifold, drilling rig where alignment of piping components is a problem. 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!