The Lamp,incandescent, cataloged under National Stock Number 6240-00-153-6518, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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 | 6240-00-153-6518 |
| Primary Part Number | 20B |
| 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 |
| Features Provided | FILAMENT SHIELDING AND HEAT RESISTANT GLASS |
| Current Rating for Which Designed | 0.100 AMPERES NOMINAL |
| Bulb Style | T (TUBULAR) |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Bulb Designator | T-2 |
| Filament Heavy Duty Service Rating | NOT RATED |
| Filament Designation | C-21 |
| Base Style | TELEPHONE SLIDE NUMBER ONE |
| Rated Average Life | NOT RATED |
| Voltage Rating | 20.000 VOLTS NOMINAL |
| Emitted Light Characteristic | WHITE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20B PRIMARY | Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| 20B PRIMARY | General Electric Company (USA) |
| 20TA | Itt Industries Inc Itt Aerospace Communications Div East (USA) |
| 20TA PRIMARY | L3harris Technologies, Inc. Dba Harris Corporation (USA) |
NSN 6240-00-153-6518 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 6240-00-153-6518 has 4 cross-referenced part numbers: 20B (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), 20B (General Electric Company), 20TA (Itt Industries Inc Itt Aerospace Communications Div East), 20TA (L3harris Technologies, Inc. Dba Harris Corporation).
There are 12 known substitutes for 6240-00-153-6518: 3030-00-080-8768, 3439-00-247-5159, 4210-00-257-5343 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20B: Features Provided: FILAMENT SHIELDING AND HEAT RESISTANT GLASS; Current Rating for Which Designed: 0.100 AMPERES NOMINAL; Bulb Style: T (TUBULAR); Bulb Light Transmission Characteristic: TRANSPARENT. 12 total characteristics are documented in the Federal Logistics Information System.