Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D-407252 ITEM 33 BEARING found under Bearing Sleeve by Harding Watercraft Inc. The National Stock Number assigned to this part is 3120013416837, 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 D-407252 ITEM 33 BEARING.