Part Number KFN511DL4 having (CAGE Code 27970) and FSC 5310 Nuts and Washers in stock with ready to ship. Get an instant quote for KFN511DL4 Nut Self Locking Extended Washer by Ge Infrastructure Sensing Inc D. 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.