... , whipcheck safety cable, washdown gun, etc.Universal Crowfoot Air Hose Couplings (US-Type) are all supplied with Oil-Resistant Rubber ... Gasket and all with holes for safety locking pins.1,Universal Crowfoot Air ... c.8,Applications: For Air and Water Only.9,Warning: Never Use Universal Crowfoot Hose Couplings for steam service 10. ...