| HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION | DUSTPROOF AND MOISTURE PROOF AND EXPLOSION PROOF |
| LAMP BULB SIZE DESIGNATOR | T1-3/4 |
| LAMP INDUSTRY NUMBER | M540 |
| LAMP TYPE ACCOMMODATED AND QUANTITY | 1 INCANDESCENT |
| LENS COLOR | RED SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS LIGHT TRANSMISSION CHARACTERISTIC | TRANSLUCENT SINGLE LIGHT 1ST POSITION HORIZONTAL |
| LENS QUANTITY | 1 |
| LENS TYPE | CYLINDRICAL SINGLE LIGHT 1ST POSITION HORIZONTAL |
| OVERALL DIAMETER | 0.339 INCHES NOMINAL |
| OVERALL LENGTH | 1.109 INCHES NOMINAL |
| MATERIAL | PLASTIC BODY |
| MATERIAL | PLASTIC ILLUMINATION DIRECTING DEVICE |
| MOUNTING METHOD | COMPRESSION |
| SPECIAL FEATURES | TERMINAL TYPE AND QUANTITY: BIPIN 2 |
| STYLE DESIGNATOR | ROUND FRAME, ROUND LENS TYPE |