The Lamp,incandescent, cataloged under National Stock Number 6240-01-262-0149, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6240-01-262-0149 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Status | CANCELLED |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Filament Designation | C-6 |
| Base Style | SINGLE CONTACT BAYONET CANDELABRA INDEXING |
| Rated Average Life | HOURS |
| Bulb Designator | GG-12B1 |
| Filament Heavy Duty Service Rating | ROUGH SERVICE |
| Wattage Rating | 43.000 WATTS |
| Emitted Light Characteristic | COLORLESS |
| Light Output Rating | 300.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING |
| Light Center Length | 1.250 INCHES NOMINAL IN |
| Bulb Style | GG (GLASS GLOBULAR) |
| Light Intensity Distribution Feature | REFLECTIVE SIDE |
| Current Rating for Which Designed | 6.930 AMPERES MAXIMUM |
| Voltage Rating | 6.200 VOLTS NOMINAL |
| Average Life Rating in Hours | 300.0 |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-L-6363/3 | 4/1 Identification reference U.S. Government activity |
| 11631 | 5/9 Secondary reference Grimes Aerospace Company |
| MS24513-11631 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| M6363/3-2 | 2/2 Government specification standardization U.S. Government activity |
| 60-4420-1 | 5/9 Secondary reference Grimes Aerospace Company |
NSN 6240-01-262-0149 is a Lamp,incandescent, classified under FSC 6240, Electric Lamps. Status: cancelled.
4 possible matches (shared part number, not a government interchangeability claim): 6240-01-262-5787, 2930-01-437-1393, 7050-01-518-4642. Verify interchangeability with system specifications before substitution.
Key specifications for 6240-01-262-0149: Bulb Light Transmission Characteristic: TRANSPARENT; Filament Designation: C-6; Base Style: SINGLE CONTACT BAYONET CANDELABRA INDEXING; Rated Average Life: HOURS. 15 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.
NSN 6240-01-262-0149 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.