Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 42F2041 found under Ring Retaining by Allard Nazarian Group Inc. The National Stock Number assigned to this part is 5325011271395, 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 42F2041.