Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MC 15GC 1 GVB 1 found under Valve Globe by Mcnab Incorporated. The National Stock Number assigned to this part is 4820013143972, 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 MC 15GC 1 GVB 1.