Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 283274-1 found under Harness Assy Surviv by American Safety Razor Co. The National Stock Number assigned to this part is 1660001051044, and the Federal Supply Class is 1660 Aircraft Air Conditioning Heating And Pressurizing Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 283274-1.