Additional Drilling Equipment - Hammer Union 5" Fig 1004 Threaded Standard Service Cold Working Pressure (CWP) 10,000 psiTest Pressure 15,000 psiWeight 85.00 lbsNut Radius 6.00 inchesTotal Length 8.25 inchesForged Carbon Steel ConstructionFully Interchangeable with Most Major Brands of Hammer UnionsRed Nut, Gray SubsProvided with Lip Type Seal RingThe face of the male and female subs of the Fig 1004 Hammer Unions is perfectly square. 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!. Location: Houston, Texas. For complete listing information please select the Click To Bid button to see this item on eBay.