The Lamp,incandescent, cataloged under National Stock Number 6240-01-329-1649, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Parker Lucifer S.a.a. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6240-01-329-1649 |
| Primary Part Number | 20W-MSS4 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Parker Lucifer S.a.a |
| Status | ACTIVE |
| Filling Gas Type | HALOGEN |
| Rated Average Life | HOURS |
| Precious Material | SILVER |
| Wattage Rating | 20.000 WATTS |
| Bulb Style | PAR (PARABOLIC, ALUMINIZED REFLECTOR) |
| Voltage Rating | 24.000 VOLTS NOMINAL |
| Average Life Rating in Hours | 4000.0 |
| 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 |
|---|---|
| 20W-MSS4 PRIMARY | Parker Lucifer S.a.a (CHE) |
| Reference | Meaning |
|---|---|
| 41930SP | 5/9 Secondary reference Osram Sales Corp Div of Siemens Corp |
NSN 6240-01-329-1649 is a Lamp,incandescent, manufactured by Parker Lucifer S.a.a, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-329-1649 has 1 manufacturer part number on file: 20W-MSS4 (Parker Lucifer S.a.a).
Key specifications for 20W-MSS4: Filling Gas Type: HALOGEN; Rated Average Life: HOURS; Precious Material: SILVER; Wattage Rating: 20.000 WATTS. 7 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.