Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GMCW138853 found under Bushing Sleeve by General Manufacturing Llc. The National Stock Number assigned to this part is 3120000488715, 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 GMCW138853.