Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DL2A1-1-2 found under Valve Lowering by Elevator Equipment Corporation. The National Stock Number assigned to this part is 1450009645676, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DL2A1-1-2.