Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 75A597102-1003 found under Body Valve by British Aerospace Inc. The National Stock Number assigned to this part is 4820012095252, 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 75A597102-1003.