The Lamp,incandescent, cataloged under National Stock Number 6240-00-143-7494, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Gte Products Corp Sylvania Miniature Lighting Div. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6240-00-143-7494 |
| Primary Part Number | 100A21/CL-120V |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — No Item Name Available |
| Manufacturer | Gte Products Corp Sylvania Miniature Lighting Div |
| Status | CANCELLED |
| Emitted Light Characteristic | COLORLESS |
| Current Rating for Which Designed | 0.833 AMPERES NOMINAL |
| Base Style | MEDIUM SCREW |
| Specification/standard Data | 08108-100A21CL-120V MANUFACTURERS STANDARD V |
| Light Center Length | 3.875 INCHES NOMINAL IN |
| Voltage Rating | 120.000 VOLTS NOMINAL |
| Filament Heavy Duty Service Rating | NOT RATED |
| Bulb Style | A (ARBITRARY DESIGNATION) |
| Bulb Designator | A-21 |
| Filament Designation | CC-6 |
| Burning Position | BASE UP |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Average Life Rating in Hours | 750.0 |
| Light Output Rating | 1680.000 LUMENS NOMINAL SINGLE RATING |
| Wattage Rating | 100.000 WATTS |
| Rated Average Life | HOURS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 100A21-120V | 21ST Century Enterprises Inc (USA) |
| 100A21CL | U S Lighting Corp (USA) |
| 100A21CL120V | Westinghouse Electric Corp Lamps Div (USA) |
| WL101 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 100A21/CL-120V PRIMARY | Gte Products Corp Sylvania Miniature Lighting Div (USA) |
| 100ACL120V | Gte Products Corp Lighting Products Group (USA) |
| 100A21CL120V | Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| 100A21/CL-120 | Marvel Lamp Co Inc (USA) |
| 100A21CL125V | Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
NSN 6240-00-143-7494 is a Lamp,incandescent, manufactured by Gte Products Corp Sylvania Miniature Lighting Div, classified under FSC 6240 (No Item Name Available). Status: cancelled.
NSN 6240-00-143-7494 has 9 cross-referenced part numbers: 100A21-120V (21ST Century Enterprises Inc), 100A21CL (U S Lighting Corp), 100A21CL120V (Westinghouse Electric Corp Lamps Div), WL101 (Federal Specifications Promulgated by General Services Administration Washington DC), 100A21/CL-120V (Gte Products Corp Sylvania Miniature Lighting Div) and 4 more.
There are 2 known substitutes for 6240-00-143-7494: 6240-00-055-9519, 6240-00-990-8191. Verify interchangeability with system specifications before substitution.
Key specifications for 100A21/CL-120V: Emitted Light Characteristic: COLORLESS; Current Rating for Which Designed: 0.833 AMPERES NOMINAL; Base Style: MEDIUM SCREW; Specification/standard Data: 08108-100A21CL-120V MANUFACTURERS STANDARD V. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 6240-00-143-7494 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.