Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P21422001 found under Ring Eccentric by Viking Technologies Ltd. The National Stock Number assigned to this part is 5365001807045, and the Federal Supply Class is 5365 Bushings Rings Shims And Spacers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like P21422001.