1000440SL (40DSL) by PT-Coupling | STA-LOK® Cam & Groove Adapter | Type DSL | 4" Coupler x 4" Female NPT | Aluminum/HBS | Buna-N Seal Filter-AllHose-TubingConstruction_Thermoplastic Rubber 50" 89mm 150 PSI 30

50" 89mm 150 PSI 30 in Hg 9" 1

Double knurl on socket sleeve for easier grip

Features & Properties: SESK: 65 Duro hardness (Shore A)

1850 B31W-G400150P 4" x 1-1/2" 10

1000440SL (40DSL) by PT-Coupling | STA-LOK® Cam & Groove Adapter | Type DSL | 4" Coupler x 4" Female NPT | Aluminum/HBS | Buna-N Seal Filter-AllHose-TubingConstruction_Thermoplastic Rubber 50" 89mm 150 PSI 30Overview: STA LOK is a positive locking feature that comes with Carbon Steel or Stainless Steel hitch pin clips. You may also substitute a padlock in place of the hitch pin clip. Proper use of these mechanisms can help prevent spills by keeping the cam arms from opening under adverse conditions, such as high vibrations, pulsing, wear, and hazardous materials. STA LOK couplers meet the Coast Guard ASTM 1122 87 specifications for Quick Disconnect