The Lamp,cartridge, cataloged under National Stock Number 6240-00-256-6410, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Eldema Products. Government technical data includes 16 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6240-00-256-6410 |
| Primary Part Number | CR03-RCS-N123 |
| Item Name | Lamp,cartridge |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Eldema Products |
| Status | ACTIVE |
| Cartridge Overall Diameter | 0.330 INCHES NOMINAL IN |
| Filling Gas Type | NEON |
| Lens Color | RED |
| Base Style | CARTRIDGE TWO PIN POLARIZED |
| Lens Light Transmission Characteristic | TRANSPARENT |
| Rated Average Life | HOURS |
| Light Intensity Level | HIGH |
| Circuit Voltage Rating in Volts | 110.000 MINIMUM AND 125.000 MAXIMUM |
| Cartridge Style | SHORT CYLINDRICAL |
| Primary Lamp Type | GLOW |
| Material | PLASTIC LENS |
| Material | ALUMINUM SLEEVE |
| Resistor Rating and Location | 33.000 KILOHMS INTERNAL |
| Current Rating for Which Designed | 1.500 MILLIAMPERES NOMINAL |
| Cartridge Overall Length | 1.140 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 |
|---|---|
| CR03-RCS-N123 PRIMARY | Eldema Products (USA) |
| 900-153S-032RN | Littelfuse, Inc. (USA) |
| Reference | Meaning |
|---|---|
| CR03RCSN123 | 5/9 Secondary reference Spectrum Control, Inc. Div Api Technologies - Eis/wesson |
| CR03CCSN123 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 65P10982D001 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| CR03RCSN123 | 5/9 Secondary reference Genisco Filter Corp |
| CR03CCSN123 | C/1 Advisory reference — outside the item-of-supply concept Genisco Filter Corp |
| 507-5338-1431-630 | 5/9 Secondary reference U.S. Government activity |
NSN 6240-00-256-6410 is a Lamp,cartridge, manufactured by Eldema Products, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-00-256-6410 has 2 manufacturer part numbers on file: CR03-RCS-N123 (Eldema Products), 900-153S-032RN (Littelfuse, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6240-01-266-9492. Verify interchangeability with system specifications before substitution.
Key specifications for CR03-RCS-N123: Cartridge Overall Diameter: 0.330 INCHES NOMINAL IN; Filling Gas Type: NEON; Lens Color: RED; Base Style: CARTRIDGE TWO PIN POLARIZED. 16 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.