The Lamp,incandescent, cataloged under National Stock Number 6240-01-143-6991, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Genesis Lamp Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6240-01-143-6991 |
| Primary Part Number | Q45T2-1/2/7CL |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — No Item Name Available |
| Manufacturer | Genesis Lamp Corp |
| Status | CANCELLED |
| Current Rating for Which Designed | 6.600 AMPERES NOMINAL |
| Filament Designation | C-8 |
| Wattage Rating | 45.000 WATTS |
| Filling Gas Type | HALOGEN |
| Rated Average Life | HOURS |
| Emitted Light Characteristic | COLORLESS |
| Bulb Style | T (TUBULAR) |
| Filament Heavy Duty Service Rating | NOT RATED |
| Average Life Rating in Hours | 1000.0 |
| Light Output Rating | 625.000 LUMENS NOMINAL SINGLE RATING |
| Bulb Designator | T-2 1/2 |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Voltage Rating | 7.000 VOLTS NOMINAL |
| Base Style | RECESSED SINGLE CONTACT |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| S-02001 | Higuchi Inc Dba Higuchi Inc Usa (USA) |
| 419860-2 | Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA) |
| Q45T2-1/2/7CL PRIMARY | Genesis Lamp Corp (USA) |
| Q45T2 1/2/7CL | General Electric Company Dba Ge (USA) |
| A-6333 | Higuchi Inc Dba Higuchi Inc Usa (USA) |
| A-6339AL | Higuchi Inc Dba Higuchi Inc Usa (USA) |
| 419860-2 | General Electric Company Dba Ge (USA) |
NSN 6240-01-143-6991 is a Lamp,incandescent, manufactured by Genesis Lamp Corp, classified under FSC 6240 (No Item Name Available). Status: cancelled.
NSN 6240-01-143-6991 has 7 cross-referenced part numbers: S-02001 (Higuchi Inc Dba Higuchi Inc Usa), 419860-2 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl), Q45T2-1/2/7CL (Genesis Lamp Corp), Q45T2 1/2/7CL (General Electric Company Dba Ge), A-6333 (Higuchi Inc Dba Higuchi Inc Usa) and 2 more.
There are 6 known substitutes for 6240-01-143-6991: 5895-00-090-3583, 2590-00-142-0797, 6240-00-169-6408 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for Q45T2-1/2/7CL: Overall Length: 2.062 INCHES MAXIMUM IN; Current Rating for Which Designed: 6.600 AMPERES NOMINAL; Filament Designation: C-8; Wattage Rating: 45.000 WATTS. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 6240-01-143-6991 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.