Part Number MS29521-28 having (CAGE Code 96906) and FSC 2915 Engine Fuel System Components, Aircraft and Missile Prime Movers in stock with ready to ship. Get an instant quote for MS29521-28 Valve Element Swing Check Fuel by Miscellaneous. 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.