Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D2267A found under Valve Regulating Te by Insinger Machine Company The. The National Stock Number assigned to this part is 4820012075774, 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 D2267A.