The Lamp,incandescent, cataloged under National Stock Number 6240-00-143-3059, 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14 specifications, cited from the U.S. Government catalog. 20 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government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 | 6240-00-143-3059 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Status | CANCELLED |
| Bulb Light Transmission Characteristic | TRANSLUCENT |
| Filament Designation | C-9 |
| Base Style | MEDIUM SCREW |
| Rated Average Life | HOURS |
| Bulb Designator | A-19 |
| Filament Heavy Duty Service Rating | NOT RATED |
| Wattage Rating | 25.000 WATTS |
| Emitted Light Characteristic | WHITE |
| Light Output Rating | 265.000 LUMENS NOMINAL SINGLE RATING |
| Light Center Length | 2.500 INCHES NOMINAL IN |
| Bulb Style | A (ARBITRARY DESIGNATION) |
| Current Rating for Which Designed | 0.192 AMPERES MINIMUM AND 0.208 AMPERES MAXIMUM |
| Voltage Rating | 120.000 VOLTS MINIMUM AND 130.000 VOLTS MAXIMUM |
| Average Life Rating in Hours | 2500.0 |
| 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 |
|---|---|
| W-L-101/31 | 2/2 Government specification standardization U.S. Government activity |
| 25A120V | 5/9 Secondary reference General Electric Co Miniature Lamp Products Dept Lighting Business Group |
| 25A120V | 5/1 Secondary reference General Dynamics Mission Systems, Inc. |
| 6240PL1364843 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 25A19-130V | 5/1 Secondary reference Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| MS15586-5 | 5/9 Secondary reference U.S. Government activity |
| W-L-101 | 4/1 Identification reference U.S. Government activity |
| 25A120V | 5/1 Secondary reference Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company |
| 35613 | 5/1 Secondary reference General Electric Company Dba Ge |
| 165239 | 5/1 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| 25A99-120V | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 25AC0RD144 | E/8 Replaced / superseded reference Verd-a-Ray Corp Sub of North American Philips Lighting Corp |
| 25A120V | 5/1 Secondary reference General Electric Company Dba Ge |
| 8160598 | 5/1 Secondary reference Us Army Aviation and Missile Command |
| 25A120V | 5/1 Secondary reference Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| 25A-120V | 5/1 Secondary reference U.S. Government activity |
| 25A12VTYPE-A19 | C/1 Advisory reference — outside the item-of-supply concept General Electric Co Lamp Glass and Components Dept |
| 340-6 | C/1 Advisory reference — outside the item-of-supply concept Perko Inc |
| 25A | 5/1 Secondary reference U.S. Government activity |
| 4518 | C/1 Advisory reference — outside the item-of-supply concept Hose-Mccann Telephone Co, Inc |
NSN 6240-00-143-3059 is a Lamp,incandescent, classified under FSC 6240, Electric Lamps. Status: cancelled.
10 possible matches (shared part number, not a government interchangeability claim): 3110-00-144-8528, 6240-00-155-8651, 5905-00-173-5681. Verify interchangeability with system specifications before substitution.
Key specifications for 6240-00-143-3059: Bulb Light Transmission Characteristic: TRANSLUCENT; Filament Designation: C-9; Base Style: MEDIUM SCREW; 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.
NSN 6240-00-143-3059 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.