Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PA1170 found under Bushing Sleeve by Acco Babcock Inc. The National Stock Number assigned to this part is 3120012886450, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PA1170.