Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MA243-21030 found under Shaft Straight by Am General Llc. The National Stock Number assigned to this part is 3040010963221, 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 MA243-21030.