| STYLE DESIGNATOR | ROUND FRAME, ROUND LENS TYPE |
| LAMP TYPE ACCOMMODATED AND QUANTITY | 1 INCANDESCENT |
| MOUNTING METHOD | PANEL |
| TERMINAL TYPE AND QUANTITY | 4 WIRE WRAP |
| MATERIAL | ALUMINUM BODY |
| OVERALL LENGTH | 2.750 INCHES NOMINAL |
| OVERALL DIAMETER | 0.560 INCHES NOMINAL |
| SURFACE TREATMENT | ANODIZE BODY |
| LAMP INDUSTRY NUMBER | 387 |
| LAMP BULB SIZE DESIGNATOR | T-1 3/4 |
| LAMP BASE TYPE ACCOMMODATED | MIDGET FLANGED |
| LENS QUANTITY | 1 |
| LENS MOUNTING METHOD | SCREW ON |
| LENS TYPE | CONVEX, KNURLED 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 | RED SINGLE LIGHT 1ST POSITION HORIZONTAL |
| TRANSMITTED LIGHT COLOR | RED SINGLE LIGHT 1ST POSITION HORIZONTAL FULL DISPLAY DIVISION A |
| PANEL ACCOMMODATION HOLE DIAMETER | 0.562 INCHES NOMINAL |
| PANEL THICKNESS FOR WHICH DESIGNED | 0.312 INCHES MAXIMUM |
| HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION | MOISTURE RESISTANT AND |
| SHOCK RESISTANT AND |
| VIBRATION RESISTANT |
| FEATURES PROVIDED | TRANSISTOR |
| PRECIOUS MATERIAL | GOLD |
| PRECIOUS MATERIAL AND WEIGHT | 0.040 GOLD GRAINS, TROY |
| PRECIOUS MATERIAL AND LOCATION | TERMINALS GOLD |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 90536 |
| MFR SOURCE CONTROLLING REFERENCE | 7901971-01 |