Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 970P193 PC 5 found under Stem Assembly Valve by Grimes Aerospace Company. The National Stock Number assigned to this part is 4820013202939, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 970P193 PC 5.