The Lamp,fluorescent, cataloged under National Stock Number 6240-01-353-7705, 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 9 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-353-7705 |
| Primary Part Number | F40BX/SPX41/RS |
| Item Name | Lamp,fluorescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | General Electric Company Dba Ge |
| Status | ACTIVE |
| Base Style | SMALL FOUR PIN |
| Rated Average Life | HOURS |
| Criticality Code Justification | FEAT |
| Wattage Rating | 39.000 WATTS |
| Emitted Light Characteristic | WHITE |
| Starting Characteristic | PREHEAT AND RAPID |
| Bulb Style | IT (TWIN TUBULAR) |
| Environmental Attribute Code | COMPACT FLUORESCENT LAMP (CFL) LIGHT BULBS - ENERGY STAR-LIGHTING - ENERGY EFFICIENT PRODUCTS |
| Average Life Rating in Hours | 20000.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 30044-2 | Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA) |
| F40BX/SPX41/RS PRIMARY | General Electric Company Dba Ge (USA) |
| PL-L40W/41 | Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA) |
| 16954 | General Electric Company Dba Ge (USA) |
| Reference | Meaning |
|---|---|
| DULUX L 40W/41K/RS | 5/9 Secondary reference Osram Sylvania Inc. |
| DT40/41/RS | 5/9 Secondary reference Eiko, Ltd. Div Eiko Global, Llc |
| FT40DL/841/RS | 5/9 Secondary reference Osram Sylvania Inc. |
| DL030 | 5/9 Secondary reference Osram Corp Div of Siemens Corp |
NSN 6240-01-353-7705 is a Lamp,fluorescent, manufactured by General Electric Company Dba Ge, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-353-7705 has 4 manufacturer part numbers on file: 30044-2 (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), F40BX/SPX41/RS (General Electric Company Dba Ge), PL-L40W/41 (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), 16954 (General Electric Company Dba Ge).
6 possible matches (shared part number, not a government interchangeability claim): 3040-01-417-2186, 6115-01-466-4469, 5330-01-486-3099. Verify interchangeability with system specifications before substitution.
Key specifications for F40BX/SPX41/RS: Base Style: SMALL FOUR PIN; Rated Average Life: HOURS; Criticality Code Justification: FEAT; Overall Length: 22.500 INCHES MAXIMUM IN. 9 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.