Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PSW217U found under Bearing Unit by Rexnord Industries Inc Div Link. The National Stock Number assigned to this part is 3130009109975, and the Federal Supply Class is 3130 Bearings Mounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PSW217U.