Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 15-0500-03225 ITEM 27S found under Bearing Unit by Cincinnati Gear Co The. The National Stock Number assigned to this part is 2010013389686, 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 15-0500-03225 ITEM 27S.