Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 74A542111-1005 found under Clamp Assembly Sidemount by Aerometals Inc. The National Stock Number assigned to this part is 1680011403893, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 74A542111-1005.