Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GFS-103500 found under Shaft Assembly Flex by Clark Brothers Instrument Company. The National Stock Number assigned to this part is 3040005175237, 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 GFS-103500.