Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6505025 found under Valve Cartridge Che by Aeroproducts Inc. The National Stock Number assigned to this part is 2990006259585, and the Federal Supply Class is 2990 Miscellaneous Engine Accessories Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 6505025.