Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 9720-22 found under Spring Back Up by I T E Imperial Corp Sub Of Gould Inc. The National Stock Number assigned to this part is 5360011238870, 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 9720-22.