Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7M825-1 found under Gage Pressure Dial Indicating by Parmatic Pollution Control. The National Stock Number assigned to this part is 6685012360139, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 7M825-1.