Part Number 0.3125UNF having (CAGE Code K2158) and FSC 5310 Nuts and Washers in stock with ready to ship. Get an instant quote for 0.3125UNF Nut Plain Hexagon by European Industrial Services Ltd. 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.