DIN Standard - PDV-O Series Coupler, valveless version for pressure washers
Snaptite H Series (Stainless Steel) Nipple (BSPP/NPT), valved and unvalved.
Snaptite H Series (Steel) Coupler (BSPP/NPT), valved and unvalved.
Enerpac Interchange - TP3 Series Screw Couplings Coupler