Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C169 found under Washer Finishing by Edwin B Stimpson Company Inc. The National Stock Number assigned to this part is 5310001895218, 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 C169.