The Lamp,mercury Vapor, cataloged under National Stock Number 6240-01-128-3759, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Kodak. Government technical data includes 11 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-128-3759 |
| Primary Part Number | 056-059 |
| Item Name | Lamp,mercury Vapor |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Kodak |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Base Style | RECESSED SINGLE CONTACT |
| Rated Average Life | NOT RATED |
| Bulb Designator | T-5 1/2 |
| Supplementary Features | POTENTIAL EXPLOSION HAZARD |
| Burning Position | HORIZONTAL |
| Wattage Rating | 400.000 WATTS |
| Emitted Light Characteristic | COLORLESS |
| Light Center Length | 2.500 INCHES NOMINAL IN |
| Bulb Style | T (TUBULAR) |
| Special Handling Feature | FRAGILE |
| 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 |
|---|---|
| 056-059 | Kodak (FRA) |
| Reference | Meaning |
|---|---|
| 056-059 | 3/9 Design control — primary reference Danka Office Imaging Company |
| H400T5 1/2/2 1/2B | 5/9 Secondary reference Danka Office Imaging Company |
| H400T5 1/2/2 1/2B | 5/9 Secondary reference Eastman Kodak Co Commercial & Government Systems |
| 056-059 | 5/9 Secondary reference Eastman Kodak Co Commercial & Government Systems |
NSN 6240-01-128-3759 is a Lamp,mercury Vapor, manufactured by Kodak, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-128-3759 has 1 manufacturer part number on file: 056-059 (Kodak).
Key specifications for 056-059: Bulb Light Transmission Characteristic: TRANSPARENT; Base Style: RECESSED SINGLE CONTACT; Rated Average Life: NOT RATED; Bulb Designator: T-5 1/2. 11 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.