| STYLE DESIGNATOR | ROUND FRAME, ROUND LENS TYPE |
| LAMP TYPE ACCOMMODATED AND QUANTITY | 1 INCANDESCENT |
| MOUNTING METHOD | PANEL |
| TERMINAL TYPE AND QUANTITY | 2 SOLDER LUG |
| MATERIAL | ALUMINUM BODY |
| OVERALL LENGTH | 1.424 INCHES NOMINAL |
| OVERALL DIAMETER | 0.641 INCHES NOMINAL |
| LAMP BULB SIZE DESIGNATOR | T-1 3/4 |
| LAMP BASE TYPE ACCOMMODATED | MIDGET FLANGED |
| LENS QUANTITY | 1 |
| LENS MOUNTING METHOD | SCREW IN |
| LENS TYPE | CONVEX, KNURLED, THREADED SHANK SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSPARENT SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS FACE SURFACE CONDITION | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS BACK SURFACE CONDITION | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS COLOR | COLORLESS SINGLE LIGHT 1ST POSITION HORIZONTAL |
| TRANSMITTED LIGHT COLOR | COLORLESS SINGLE LIGHT 1ST POSITION HORIZONTAL FULL DISPLAY DIVISION A |
| PANEL ACCOMMODATION HOLE DIAMETER | 0.468 INCHES NOMINAL |
| HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION | WATERTIGHT |
| SPEC/STD CONTROLLING DATA | |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | LH89/1-LC37CD2 |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-L-3661/47 |