Part Number A63-45-12 having (CAGE Code 74080) and FSC 5310 Nuts and Washers in stock with ready to ship. Get an instant quote for A63-45-12 Nut Plain Slotted Hexagon by Harvard Industries. 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.