Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JEN122 ITEM 1 found under Washer Key by D R S Power And Control Technologies. The National Stock Number assigned to this part is 5310009308969, 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 JEN122 ITEM 1.