Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 112157-03 found under Weight Counterbalan by Ge Aviation Systems Llc. The National Stock Number assigned to this part is 3040007160077, 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 112157-03.