Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SK-0038 POSITION 18 found under Shim by Ships Machinery International Inc. The National Stock Number assigned to this part is 5365013386731, and the Federal Supply Class is 5365 Bushings Rings Shims And Spacers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SK-0038 POSITION 18.