Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DAX12197 found under Stop Valve by Allison Transmission Holdings Inc. The National Stock Number assigned to this part is 2520010734110, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DAX12197.