Part Number K4949 having (CAGE Code 80531) and FSC 5310 Nuts and Washers in stock with ready to ship. Get an instant quote for K4949 Nut Plain Round by C And D Batteries An Allied Co Plant 1. 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.