| STYLE DESIGNATOR | ROUND FRAME, ROUND LENS TYPE |
| LAMP TYPE ACCOMMODATED AND QUANTITY | 1 INCANDESCENT |
| MOUNTING METHOD | PANEL |
| TERMINAL TYPE AND QUANTITY | 2 TAB, SOLDER LUG |
| OVERALL LENGTH | 1.234 INCHES NOMINAL |
| OVERALL DIAMETER | 0.553 INCHES NOMINAL |
| LAMP BULB SIZE DESIGNATOR | T1-3/4 |
| LAMP BASE TYPE ACCOMMODATED | SINGLE CONTACT MINIATURE FLANGED |
| LENS QUANTITY | 1 |
| LENS MOUNTING METHOD | SCREW IN |
| LENS TYPE | STOVEPIPE, SHORT 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 | SMOOTH SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS COLOR | YELLOW SINGLE LIGHT 1ST POSITION HORIZONTAL |
| PANEL ACCOMMODATION HOLE DIAMETER | 0.469 INCHES NOMINAL |
| PANEL THICKNESS FOR WHICH DESIGNED | 0.188 INCHES NOMINAL |
| FURNISHED ITEMS AND QUANTITY | 1 LAMP |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 81349 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | LH73LC12YT |
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-3661 |