| STYLE DESIGNATOR | ROUND FRAME, ROUND LENS TYPE |
| LAMP TYPE ACCOMMODATED AND QUANTITY | 1 INCANDESCENT |
| MOUNTING METHOD | PANEL |
| TERMINAL TYPE AND QUANTITY | 2 SOLDER LUG |
| OVERALL LENGTH | 2.666 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 MOUNTING METHOD | SCREW IN |
| LENS TYPE | CONVEX, KNURLED, THREADED SHANK 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 | FROSTED SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS COLOR | BLUE SINGLE LIGHT 1ST POSITION HORIZONTAL |
| PANEL ACCOMMODATION HOLE DIAMETER | 0.688 INCHES NOMINAL |
| HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION | DRIPPROOF |
| FURNISHED ITEMS AND QUANTITY | 1 GASKET AND |
| 1 HEXAGON NUT AND |
| 1 LOCK WASHER |
| FEATURES PROVIDED | BLACKOUT DEGREE, PARTIAL AND |
| DIMMING DEVICE |
| SPECIAL FEATURES | DIM ARROW SYMBOL CW AND BRIGHT ARROW SYMBOL CCW |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | LH76/3LC18BD3 |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-3661/18 |