Additional Drilling Equipment - Hammer Union 6" Fig 206 Threaded Standard Service Cold Working Pressure (CWP) 2,000 psiTest Pressure 3,000 psiWeight 42.50 lbsNut Radius 6.43 inchesTotal Length 6.66 inchesForged Carbon Steel ConstructionFully Interchangeable with Most Major Brands of Hammer UnionsBlue Nut, Gray SubsRecommended for Use in Corrosive Environments The Fig 206 Hammer Unions are similar to Fig 200 with a secondary seal to supplement the metal-to-metal design. 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.