Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S13L171 found under Bushing Sleeve by Kessel Kitchen Equipment Co Inc. The National Stock Number assigned to this part is 3120011708459, 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 S13L171.