Part Number 688 1864 3 4 10UNC 2AX3 1 8IN having (CAGE Code 43689) and FSC 5306 Bolts in stock with ready to ship. Get an instant quote for 688 1864 3 4 10UNC 2AX3 1 8IN Bolt Machine by Huntington Ingalls Incorporated. 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.