A-A-50449, COMMERCIAL ITEM DESCRIPTION: LAMP, INCANDESCENT, A-19, MEDIUM SCREW (15-JAN-1992) [SUPERSEDES MS15586
A-A-50449, COMMERCIAL ITEM DESCRIPTION: LAMP, INCANDESCENT, A-19, MEDIUM SCREW (15-JAN-1992) [SUPERSEDES MS15586]., This commercial item description covers A-19 incandescent lamps with a medium screw base.