Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS27041-13 found under Bearing Jewel by Waltham Aircraft Clock Corp. The National Stock Number assigned to this part is 3120015751918, 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 MS27041-13.