Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E527PC7 found under Diaphragm Valve Flat by Kieley And Mueller Inc. The National Stock Number assigned to this part is 4820000361420, 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 E527PC7.