Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number UPA11004-1 found under Sprin Outer Throt by General Atomics Aeronautical Sys Inc. The National Stock Number assigned to this part is 5360015333630, and the Federal Supply Class is 5360 Coil Flat Leaf And Wire Springs. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like UPA11004-1.