The Lamp,incandescent, cataloged under National Stock Number 6240-01-039-4240, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is General Electric Company Dba Ge. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-039-4240 |
| Primary Part Number | Q500T2 1/2/2CL |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | General Electric Company Dba Ge |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Filament Designation | C-8 |
| Base Style | RECESSED SINGLE CONTACT |
| Rated Average Life | HOURS |
| Bulb Designator | T-2 1/2 |
| Features Provided | HEAT RESISTANT GLASS |
| Filament Heavy Duty Service Rating | NOT RATED |
| Specification/standard Data | 08108-Q500T2 1/2/2CL MANUFACTURERS STANDARD |
| Wattage Rating | 500.000 WATTS |
| Emitted Light Characteristic | COLORLESS |
| Light Output Rating | 13200.000 LUMENS NOMINAL SINGLE RATING |
| Light Center Length | 2.375 INCHES NOMINAL IN |
| Bulb Style | T (TUBULAR) |
| Color Temp in Deg Kelvin | 3200.0 |
| Current Rating for Which Designed | 4.167 AMPERES NOMINAL |
| Voltage Rating | 120.000 VOLTS NOMINAL |
| Average Life Rating in Hours | 103.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| Q500T2 1/2/2CL PRIMARY | General Electric Company Dba Ge (USA) |
| Q500T2 1/2/2CL PRIMARY | Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| Reference | Meaning |
|---|---|
| Q500T2 1/2/2CL | 5/9 Secondary reference Itek Corp Itek Graphic Products Div |
NSN 6240-01-039-4240 is a Lamp,incandescent, manufactured by General Electric Company Dba Ge, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-039-4240 has 2 manufacturer part numbers on file: Q500T2 1/2/2CL (General Electric Company Dba Ge), Q500T2 1/2/2CL (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps).
Key specifications for Q500T2 1/2/2CL: Bulb Light Transmission Characteristic: TRANSPARENT; Filament Designation: C-8; Base Style: RECESSED SINGLE CONTACT; Rated Average Life: HOURS. 17 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.