The Lamp,metal Halide, cataloged under National Stock Number 6240-01-424-3090, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-424-3090 |
| Primary Part Number | MH400 |
| Item Name | Lamp,metal Halide |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Base Style | MOGUL SCREW |
| Rated Average Life | HOURS |
| Bulb Designator | BT37 |
| Wattage Rating | 400.000 WATTS |
| Emitted Light Characteristic | COLORLESS |
| Light Output Rating | 36000.000 LUMENS NOMINAL SINGLE RATING |
| Bulb Style | BT (BULGED TUBULAR) |
| 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 |
|---|---|
| MH400 | Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA) |
| 46340 | Technical Consumer Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| MH400 | 5/9 Secondary reference Phasar Inc |
| MH400 | 3/9 Design control — primary reference Morning Star Industries Inc |
| MH400 | 5/9 Secondary reference Osram Sylvania Inc. |
NSN 6240-01-424-3090 is a Lamp,metal Halide, manufactured by Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-424-3090 has 2 manufacturer part numbers on file: MH400 (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), 46340 (Technical Consumer Products, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-527-7314. Verify interchangeability with system specifications before substitution.
Key specifications for MH400: Bulb Light Transmission Characteristic: TRANSPARENT; Base Style: MOGUL SCREW; Rated Average Life: HOURS; Bulb Designator: BT37. 8 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.