The Lamp,cartridge, cataloged under National Stock Number 6240-01-052-7690, 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 14 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-052-7690 |
| Primary Part Number | CML540291 |
| Item Name | Lamp,cartridge |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron |
| Status | ACTIVE |
| Cartridge Overall Diameter | 0.330 INCHES NOMINAL IN |
| Lens Color | RED |
| Base Style | CARTRIDGE TWO PIN POLARIZED |
| Lens Light Transmission Characteristic | TRANSPARENT |
| Rated Average Life | HOURS |
| Cartridge Style | FLUSH |
| Primary Lamp Type | INCANDESCENT |
| Light Output Rating | 0.300 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING |
| Material | PLASTIC LENS |
| Material | ALUMINUM SLEEVE |
| Current Rating for Which Designed | 0.040 AMPERES NOMINAL |
| Voltage Rating | 28.000 VOLTS NOMINAL |
| Cartridge Overall Length | 0.969 INCHES MAXIMUM IN |
| Average Life Rating in Hours | 25000.0 |
| 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 |
|---|---|
| CML540291 PRIMARY | Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron (USA) |
| Reference | Meaning |
|---|---|
| 507-3918-0371-600 | 5/9 Secondary reference U.S. Government activity |
| CF02-RTS-2187 | 5/9 Secondary reference Spectrum Control, Inc. Div Api Technologies - Eis/wesson |
| 507-3918-0371-600F | 5/2 Secondary reference U.S. Government activity |
| CF02-RTS-2187 | 5/9 Secondary reference Genisco Filter Corp |
| 82019001 | 5/2 Secondary reference U.S. Government activity |
| 10004-145 | 7/2 Vendor item drawing reference Malwin Electronics Corp. |
NSN 6240-01-052-7690 is a Lamp,cartridge, manufactured by Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-052-7690 has 1 manufacturer part number on file: CML540291 (Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron).
Key specifications for CML540291: Cartridge Overall Diameter: 0.330 INCHES NOMINAL IN; Lens Color: RED; Base Style: CARTRIDGE TWO PIN POLARIZED; Lens Light Transmission Characteristic: TRANSPARENT. 14 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.