The Lamp,incandescent, cataloged under National Stock Number 6240-00-155-7779, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-00-155-7779 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Filament Designation | CC-8 |
| Base Style | TWO SCREW TERMINALS |
| Rated Average Life | HOURS |
| Bulb Designator | PAR-36 |
| Filament Heavy Duty Service Rating | NOT RATED |
| Wattage Rating | 137.800 WATTS |
| Emitted Light Characteristic | COLORLESS |
| Light Output Rating | 35000.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING |
| Bulb Style | PAR (PARABOLIC, ALUMINIZED REFLECTOR) |
| Light Intensity Distribution Feature | PARABOLIC REFLECTOR |
| Current Rating for Which Designed | 5.300 AMPERES NOMINAL |
| Voltage Rating | 26.000 VOLTS NOMINAL |
| Average Life Rating in Hours | 50.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AN3126-4501 | 5/9 Secondary reference U.S. Government activity |
| 6240PL0962570 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 4501 | 5/1 Secondary reference General Electric Company Dba Ge |
| 4501 | 5/1 Secondary reference Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| MS25239-4501 | 2/2 Government specification standardization U.S. Government activity |
| WL77 | 4/1 Identification reference U.S. Government activity |
NSN 6240-00-155-7779 is a Lamp,incandescent, classified under FSC 6240, Electric Lamps. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3439-00-492-3485. Verify interchangeability with system specifications before substitution.
Key specifications for 6240-00-155-7779: Bulb Light Transmission Characteristic: TRANSPARENT; Filament Designation: CC-8; Base Style: TWO SCREW TERMINALS; Rated Average Life: HOURS. 14 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.