Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 813139 found under Bearing Plain Cam Follower by Brunswick Corporation. The National Stock Number assigned to this part is 3120013548043, 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 813139.