The Lamp,incandescent, cataloged under National Stock Number 6240-01-409-1577, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Vermont Photonics Technologies Corp. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6240-01-409-1577 |
| Primary Part Number | 12310303 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Vermont Photonics Technologies Corp |
| Status | ACTIVE |
| Wattage Rating | 5.000 WATTS |
| Emitted Light Characteristic | GREEN |
| Voltage Rating | 6.000 VOLTS NOMINAL |
| 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 |
|---|---|
| 12310303 PRIMARY | Vermont Photonics Technologies Corp (USA) |
| Reference | Meaning |
|---|---|
| 74D740221 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 6240-01-409-1577 is a Lamp,incandescent, manufactured by Vermont Photonics Technologies Corp, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-409-1577 has 1 manufacturer part number on file: 12310303 (Vermont Photonics Technologies Corp).
Key specifications for 12310303: Wattage Rating: 5.000 WATTS; Emitted Light Characteristic: GREEN; Special Features: GREEN FILTER AND BULB; USED W/VISUAL AUTOCOLLIMATOR; Voltage Rating: 6.000 VOLTS NOMINAL. 3 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.