NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include base_style: THREE CONTACT MEDIUM SCREW, bulb_style: T (TUBULAR), overall_length: 5.312 INCHES MAXIMUM IN, voltage_rating: 115.000 VOLTS NOMINAL, wattage_rating: 50.000 WATTS, bulb_designator: T-12. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-577-8455, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| base_style | THREE CONTACT MEDIUM SCREW |
| bulb_style | T (TUBULAR) |
| overall_length | 5.312 INCHES MAXIMUM IN |
| voltage_rating | 115.000 VOLTS NOMINAL |
| wattage_rating | 50.000 WATTS |
| bulb_designator | T-12 |
| burning_position | BASE DOWN |
| rated_average_life | HOURS |
| light_center_length | 3.000 INCHES NOMINAL IN |
| light_output_rating | 375.000 LUMENS NOMINAL SINGLE RATING |
| filament_designation | C-5/C-9 |
| average_life_rating_in_hours | 750.0 |
| NSN | 6240-00-577-8455 |
| BULB LIGHT TRANSMISSION CHARACTERISTIC | TRANSPARENT |
| LIGHT CENTER LENGTH | 3.000 INCHES NOMINAL IN |
| BULB STYLE | T (TUBULAR) |
| BURNING POSITION | BASE DOWN |
| EMITTED LIGHT CHARACTERISTIC | WHITE |
| BASE STYLE | THREE CONTACT MEDIUM SCREW |
| OVERALL LENGTH | 5.312 INCHES MAXIMUM IN |
| WATTAGE RATING | 50.000 WATTS |
| VOLTAGE RATING | 115.000 VOLTS NOMINAL |
| FILAMENT DESIGNATION | C-5/C-9 |