Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MA171-20001 found under Jack Hydraulic Hand by Am General Llc. The National Stock Number assigned to this part is 5120002247330, and the Federal Supply Class is 5120 Hand Tools Nonedged Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MA171-20001.