Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number H841-0305 found under Bearing Sleeve by Electric Boat Corporation. The National Stock Number assigned to this part is 3120014925306, 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 H841-0305.