Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number UPA42175 found under Shaft Push Pull Vpp by General Atomics Aeronautical Sys. The National Stock Number assigned to this part is 1610015115287, and the Federal Supply Class is 1610 Aircraft Propellers And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like UPA42175.