Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NGA10A found under Valve Poppet Hull D by Coltec Industries Inc. The National Stock Number assigned to this part is 2590003641027, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NGA10A.