Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 876372821 found under Seal Interlayer Shaft by Duramax Inc. The National Stock Number assigned to this part is 2010015103699, and the Federal Supply Class is 2010 Ship And Boat Propulsion Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 876372821.