Part Number 300A1243 having (CAGE Code 09966) and FSC 5310 Nuts and Washers in stock with ready to ship. Get an instant quote for 300A1243 Nut Self Locking Clinch by Instrument Systems Corp. 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.