Part Number 312819 having (CAGE Code 1PWP4) and FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings in stock with ready to ship. Get an instant quote for 312819 Parts Kitself Sealing Coupling by Hamiltonjet Inc Div Hamiltonjet. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.