Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A 000 040 305 000 found under Ring Retaining by Waukesha Bearings Corporation. The National Stock Number assigned to this part is 5325012897760, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A 000 040 305 000.