The Lamp,incandescent, cataloged under National Stock Number 6240-00-556-8657, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Lamp Industry for Use with Industry Designations and Abbreviations for Lamps. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-00-556-8657 |
| Primary Part Number | 4510 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — No Item Name Available |
| Manufacturer | Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Wattage Rating | 25.000 WATTS |
| Nondefinitive Spec/std Data | III TYPE |
| Current Rating for Which Designed | 3.906 AMPERES NOMINAL |
| Light Output Rating | 750.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING |
| Light Intensity Distribution Feature | PARABOLIC REFLECTOR |
| Rated Average Life | HOURS |
| Features Provided | HEAT RESISTANT GLASS |
| Average Life Rating in Hours | 300.0 |
| Filament Heavy Duty Service Rating | NOT RATED |
| Bulb Style | PAR (PARABOLIC, ALUMINIZED REFLECTOR) |
| Voltage Rating | 6.400 VOLTS NOMINAL |
| Emitted Light Characteristic | COLORLESS |
| Base Style | TWO SCREW TERMINALS |
| Bulb Designator | PAR-36 |
| Filament Designation | C-6 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5239 | Hobbs Corp (USA) |
| 5239 | Honeywell International Inc. Dba Honeyweel Sensing & Controls (USA) |
| 4046-B | Unity Manufacturing Co (USA) |
| 4510 PRIMARY | Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| 4510 PRIMARY | General Electric Company Dba Ge (USA) |
| 32653 | Concord Instruments Corp (USA) |
| 4510 PRIMARY | Gte Products Corp Lighting Products Group Hillsboro Miniature Lamp Plant (USA) |
| 4510 | Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA) |
| WL50 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 4510 | Cooper Industries Inc Champion Aviation Products (USA) |
| 4510 | Gte Products Corp Lighting Products Group (USA) |
| 4510 PRIMARY | Gte Products Corp Sylvania Miniature Lighting Div (USA) |
NSN 6240-00-556-8657 is a Lamp,incandescent, manufactured by Lamp Industry for Use with Industry Designations and Abbreviations for Lamps, classified under FSC 6240 (No Item Name Available). Status: active.
NSN 6240-00-556-8657 has 12 cross-referenced part numbers: 5239 (Hobbs Corp), 5239 (Honeywell International Inc. Dba Honeyweel Sensing & Controls), 4046-B (Unity Manufacturing Co), 4510 (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), 4510 (General Electric Company Dba Ge) and 7 more.
There are 12 known substitutes for 6240-00-556-8657: 5365-00-055-3909, 5355-00-160-5978, 3020-00-164-2987 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4510: Bulb Light Transmission Characteristic: TRANSPARENT; Wattage Rating: 25.000 WATTS; Nondefinitive Spec/std Data: III TYPE; Current Rating for Which Designed: 3.906 AMPERES NOMINAL. 17 total characteristics are documented in the Federal Logistics Information System.