Part Number LA7-3143-1 having (CAGE Code 92003) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for LA7-3143-1 Valve Check by Parker Hannifin Corp. 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.