Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AV181AT found under Shaft Straight by Versa Matic Tool Inc. The National Stock Number assigned to this part is 3040013842774, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AV181AT.