The Lamp,incandescent, cataloged under National Stock Number 6240-00-258-2389, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-00-258-2389 |
| Primary Part Number | 7381-202 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Filament Designation | C-2F |
| Rated Average Life | HOURS |
| Bulb Designator | T-1 3/4 |
| Emitted Light Characteristic | WHITE |
| Light Output Rating | 0.400 BEAM CANDLEPOWER NOMINAL SINGLE RATING |
| Light Center Length | 0.438 INCHES NOMINAL IN |
| Bulb Style | T (TUBULAR) |
| Current Rating for Which Designed | 0.200 AMPERES NOMINAL |
| Voltage Rating | 6.300 VOLTS NOMINAL |
| Average Life Rating in Hours | 50000.0 |
| 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 |
|---|---|
| 7381-202 PRIMARY | Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron (USA) |
| Reference | Meaning |
|---|---|
| 2870-0013 | 5/9 Secondary reference Cushman Electronics Inc |
| B2870 | 5/9 Secondary reference Cushman Electronics Inc |
NSN 6240-00-258-2389 is a Lamp,incandescent, manufactured by Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-00-258-2389 has 1 manufacturer part number on file: 7381-202 (Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron).
Key specifications for 7381-202: Bulb Light Transmission Characteristic: TRANSPARENT; Filament Designation: C-2F; Rated Average Life: HOURS; Bulb Designator: T-1 3/4. 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.