| MATERIAL | STEEL COMP 316 |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-F-16377/60A (SH) MIL SPEC SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | ENAMEL |
| STYLE DESIGNATOR | FOOTED HOLE MOUNTING |
| INSIDE DIAMETER | 4.188 INCHES NOMINAL |
| OVERALL HEIGHT | 0.500 INCHES NOMINAL |
| OVERALL WIDTH | 5.375 INCHES NOMINAL |
| ANGLE BETWEEN ADJACENT MOUNTING FACILITIES IN DEG | 30.0 |
| ACCOMMODATED ITEM SECURING DEVICE TYPE | SCREW FASTENER |
| MOUNTING FACILITY TYPE AND QUANTITY | 3 UNTHREADED HOLE ALL MOUNTING FACILITIES |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.219 INCHES NOMINAL ALL MOUNTING FACILITIES |
| MOUNTING SLOT WIDTH | 0.500 INCHES NOMINAL ALL MOUNTING FACILITIES |
| THREAD SERIES DESIGNATOR | UNC ALL MOUNTING FACILITIES |
| THREAD CLASS | 2B ALL MOUNTING FACILITIES |
| THREAD QUANTITY PER INCH | 24 ALL MOUNTING FACILITIES |
| SPECIAL FEATURES | 150 WATTS, 120 VOLTS, SEALED BEAM LAMP WHITE OR RED |