McMaster 53015K21 316 Stainless Steel Cam and Groove Hose Coupling, Socket with 316 Stainless Steel Levers, 3 4 Coupling Size x 3 4 NPT Female G1906576 OSHA Material Polyester Harness End OSHA Material Polyester Harness End Connection Snap Hook Harness End Connection Material Steel Number of Legs 2 Series V Series Anchorage End Connection Steel Snap Hook Visual Load Indicator Yes Line Material Nylon Hardware Material Steel Includes Rescue Ring No Shock Absorbing Type Shock Pack Anchorage End Connection Type Tie Back Shock Absorbing Lanyard Material Nylon Anchorage End Connection Material Steel RFID Equipped No Anchoring Location Overhead OSHA Standards Met OSHA ANSI Standards Met ANSI Z359 Slide lock mechanism securely attaches socket to the extension Diesel Fuel A complete coupling consists of a plug and a socket (both sold separately) that allow you to quickly connect and disconnect medium to large diameter hose lines