Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number W117-0-28 found under Fixture Welding by Parker Hannifin Corporation. The National Stock Number assigned to this part is 3436004916704, and the Federal Supply Class is 3436 Welding Positioners And Manipulators. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like W117-0-28.