MIL-S-2649B, MILITARY SPECIFICATION: SEARCHLIGHT, INCANDESCENT, 7-INCH SEALED BEAM LAMP FOR SMALL BOATS (01-DEC-1972)

MIL-S-2649B, MILITARY SPECIFICATION: SEARCHLIGHT, INCANDESCENT, 7-INCH SEALED BEAM LAMP FOR SMALL BOATS (01-DEC-1972)., This specification covers incandescent searchlights for use on small boats.