Part Number 452421 having (CAGE Code 00405) and FSC 5365 Bushings, Rings, Shims, and Spacers in stock with ready to ship. Get an instant quote for 452421 Spacer Sleeve by Alliant Techsystems Inc. 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.