Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CA5-12P2 found under Washer Lock by Ellis And Watts International Llc. The National Stock Number assigned to this part is 5310000106496, and the Federal Supply Class is 5310 Nuts And Washers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CA5-12P2.