Part Number 91-BS-78505-2C having (CAGE Code 13940) and FSC 5310 Nuts and Washers in stock with ready to ship. Get an instant quote for 91-BS-78505-2C Washer Flat by Gsg Fasteners Llc Dba Scovill Fasteners. 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.