Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 667871 found under Connecting Link Rig by U S Bearings And Drives Inc. The National Stock Number assigned to this part is 3040008267935, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 667871.