Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 30137 found under Stave Bearing by Bf Goodrich Aerospace. The National Stock Number assigned to this part is 3120002130729, 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 30137.