Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 54A97B731 found under Gage Travel by Fairchild Corp. The National Stock Number assigned to this part is 5210004133345, and the Federal Supply Class is 5210 Measuring Tools Craftsmens. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 54A97B731.