Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SS148 found under Nut Self Locking Pl by Ellis And Watts International Llc. The National Stock Number assigned to this part is 5310011545408, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SS148.