Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 11-1009 found under Parts Kit Cylinder by Gulton Statham Transducers Inc. The National Stock Number assigned to this part is 1650007401537, and the Federal Supply Class is 1650 Aircraft Hydraulic Vacuum And De-Icing System Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 11-1009.