The Lamp,incandescent, cataloged under National Stock Number 6240-00-155-8687, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Concord Instruments Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 29 commercial cross-references from 26 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 | 6240-00-155-8687 |
| Primary Part Number | 1578 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — No Item Name Available |
| Manufacturer | Concord Instruments Corp |
| Status | ACTIVE |
| Filament Designation | C-2R |
| Bulb Style | RP (ARBITRARY DESIGNATION) |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Burning Position | BASE DOWN TO HORIZONTAL |
| Wattage Rating | 24.242 WATTS |
| Light Output Rating | 32.000 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING |
| Voltage Rating | 6.200 VOLTS NOMINAL |
| Light Center Length | 1.250 INCHES NOMINAL IN |
| Base Style | SINGLE CONTACT BAYONET CANDELABRA |
| Emitted Light Characteristic | COLORLESS |
| Rated Average Life | HOURS |
| Average Life Rating in Hours | 200.0 |
| Current Rating for Which Designed | 3.910 AMPERES NOMINAL |
| Bulb Designator | RP-11 |
| Filament Heavy Duty Service Rating | NOT RATED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1578 | Concord Instruments Corp (USA) |
| PL1133 | Precision Lamp Inc (USA) |
| 215730 | Allis-Chalmers Corp (USA) |
| 9B3123 | Caterpillar Inc Div Caterpillar Defense (USA) |
| 103643 | General Motors Corp Fisher Guide Div (USA) |
| S-1133 | Shokai Far East, Ltd. (USA) |
| 1133 | General Electric Co Miniature Lamp Products Dept Lighting Business Group (USA) |
| R2888 | American Standard Inc Westinghouse Air Brake Co Div (USA) |
| 8107A30 | Federal Signal International FSC Ltd Div Electrical Products (USA) |
| MS15565-1 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| CM1133 | Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron (USA) |
| 1133 | Communication Systems Div North American Philips Corp (USA) |
| 103643 | Army Weapons Command Attn Amswe-Ree-S (USA) |
| 1133 | Cooper Industries Inc Champion Aviation Products (USA) |
| 27369D | International Harvester Co Agricultural Equipment Div (USA) |
| 27369D | Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA) |
| 1133 | Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA) |
| 87-0443 | Finnigan Corporation (USA) |
| 1133 | Lamp Industry for Use with Industry Designations and Abbreviations for Lamps |
| 103643 | General Motors Corp (USA) |
NSN 6240-00-155-8687 is a Lamp,incandescent, manufactured by Concord Instruments Corp, classified under FSC 6240 (No Item Name Available). Status: active.
NSN 6240-00-155-8687 has 29 cross-referenced part numbers: 1578 (Concord Instruments Corp), PL1133 (Precision Lamp Inc), 215730 (Allis-Chalmers Corp), 9B3123 (Caterpillar Inc Div Caterpillar Defense), 103643 (General Motors Corp Fisher Guide Div) and 24 more.
There are 12 known substitutes for 6240-00-155-8687: 5950-00-054-0412, 5305-00-152-0550, 5310-00-209-1844 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1578: Filament Designation: C-2R; Bulb Style: RP (ARBITRARY DESIGNATION); Bulb Light Transmission Characteristic: TRANSPARENT; Burning Position: BASE DOWN TO HORIZONTAL. 17 total characteristics are documented in the Federal Logistics Information System.