Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 6519753 found under Plunger Valve Assem by Allison Transmission Holdings Inc. The National Stock Number assigned to this part is 1610000697269, and the Federal Supply Class is 1610 Aircraft Propellers And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 6519753.