Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 22Y3318A found under Bearing Sleeve by Kenworth Truck Co. The National Stock Number assigned to this part is 3120005098271, 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 22Y3318A.