Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 476-01138 ITEM 109 found under Spacer Sleeve by York International Corporation. The National Stock Number assigned to this part is 5365014236735, 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 476-01138 ITEM 109.