Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number H66808 found under Gage Pressure Dial Indicating by Cummins Inc. The National Stock Number assigned to this part is 6620003652701, and the Federal Supply Class is 6620 Engine Instruments. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like H66808.