A-A-50450, COMMERCIAL ITEM DESCRIPTION (CID): LAMP, INCANDESCENT, T-12, MEDIUM PRE-FOCUSING, SINGLE CONTACT [SUPERSEDING MS15555] (24-JAN-1992)

A-A-50450, COMMERCIAL ITEM DESCRIPTION (CID): LAMP, INCANDESCENT, T-12, MEDIUM PRE-FOCUSING, SINGLE CONTACT [SUPERSEDING MS15555] (24-JAN-1992)., CANCELLED W/ NO S/S DOCUMENT - Future procurement can reference ANSI Lamp Codes DDB and DFD for A50450-1 and A50450-2. ANSI C78.1406 can also be referenced for dimensions and other references This commercial item description covers T-12 incandescent lamps with a single contact, medium prefocusing base. These lamps can be identified by industry numbers DDB and DFD.