| STYLE DESIGNATOR | ROUND FRAME, ROUND LENS TYPE |
| LAMP TYPE ACCOMMODATED AND QUANTITY | 1 NEON |
| MOUNTING METHOD | PANEL |
| TERMINAL TYPE AND QUANTITY | 2 SOLDER LUG |
| OVERALL LENGTH | 2.236 INCHES MAXIMUM |
| OVERALL DIAMETER | 0.938 INCHES MINIMUM AND |
| 0.968 INCHES MAXIMUM |
| LAMP BULB SIZE DESIGNATOR | T-3 1/4 |
| LAMP BASE TYPE ACCOMMODATED | MINIATURE BAYONET |
| LENS QUANTITY | 1 |
| LENS TYPE | DOME, KNURLED, INTERNAL THREAD SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSLUCENT SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS FACE SURFACE CONDITION | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS BACK SURFACE CONDITION | FLUTED SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS COLOR | WHITE SINGLE LIGHT 1ST POSITION HORIZONTAL |
| TRANSMITTED LIGHT COLOR | WHITE SINGLE LIGHT 1ST POSITION HORIZONTAL FULL DISPLAY DIVISION A |
| PANEL ACCOMMODATION HOLE DIAMETER | 0.688 INCHES MINIMUM AND |
| 0.694 INCHES MAXIMUM |
| PANEL THICKNESS FOR WHICH DESIGNED | 0.188 INCHES MAXIMUM |
| HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION | DRIPPROOF |
| FURNISHED ITEMS AND QUANTITY | 1 HEXAGON NUT AND |
| 1 LOCK WASHER |
| SPEC/STD CONTROLLING DATA | |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | LH77/1LC20WT3 |
| MANUFACTURERS CODE | 81349 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-L-3661 |