Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 25-2009-SW-02L-0 300 found under Gage Pressure Dial Indicating by Tri State Technical Sales. The National Stock Number assigned to this part is 6685014848726, 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 25-2009-SW-02L-0 300.