The Lamp,incandescent, cataloged under National Stock Number 6240-00-686-4662, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 15 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6240-00-686-4662 |
| Primary Part Number | A-A-50590 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Filament Designation | C-2F |
| Base Style | MINIATURE BAYONET |
| Rated Average Life | HOURS |
| Bulb Designator | G-3 1/2 |
| Filament Heavy Duty Service Rating | NOT RATED |
| Specification/standard Data | 08108-1450 MANUFACTURERS STANDARD |
| Wattage Rating | 0.840 WATTS |
| Emitted Light Characteristic | COLORLESS |
| Light Output Rating | 0.230 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING |
| Light Center Length | 0.500 INCHES NOMINAL IN |
| Bulb Style | G (GLOBULAR) |
| Current Rating for Which Designed | 0.035 AMPERES NOMINAL |
| Voltage Rating | 24.000 VOLTS NOMINAL |
| Average Life Rating in Hours | 3000.0 |
| 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 |
|---|---|
| A-A-50590 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| Reference | Meaning |
|---|---|
| MS15573-5 | 5/9 Secondary reference U.S. Government activity |
| 1450 | 5/9 Secondary reference Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company |
| 1450 | 5/9 Secondary reference General Electric Co Miniature Lamp Products Dept Lighting Business Group |
| 1450 | 5/9 Secondary reference Ward Leonard Ct Llc |
| 1450 | 5/1 Secondary reference Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| H33L24 | 5/9 Secondary reference Navcom Defense Electronics, Inc. |
NSN 6240-00-686-4662 is a Lamp,incandescent, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-00-686-4662 has 1 manufacturer part number on file: A-A-50590 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
Key specifications for A-A-50590: Bulb Light Transmission Characteristic: TRANSPARENT; Filament Designation: C-2F; Base Style: MINIATURE BAYONET; Rated Average Life: HOURS. 15 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.