Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 53-601-157 found under Armature Motor by Allis Chalmers Corp. The National Stock Number assigned to this part is 6105005389671, and the Federal Supply Class is 6105 Motors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 53-601-157.