Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SK7141 found under Bearing Ball Duplex by Mcgill Manufacturing Company Inc. The National Stock Number assigned to this part is 3110001982210, 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 SK7141.