Part Number 81 A3 500 having (CAGE Code 29273) and FSC 5325 Fastening Devices in stock with ready to ship. Get an instant quote for 81 A3 500 Ring Retaining by States Electronics Bludworth Marine. 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.