Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 71682-72X6 PIECE 8 found under Bearing Antenna Mast by Electric Boat Corporation. The National Stock Number assigned to this part is 3110011924564, and the Federal Supply Class is 3110 Bearings Antifriction Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 71682-72X6 PIECE 8.