The Lamp,incandescent, cataloged under National Stock Number 6240-00-989-4398, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Cooper Industries Inc Champion Aviation Products. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6240-00-989-4398 |
| Primary Part Number | 1748 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — No Item Name Available |
| Manufacturer | Cooper Industries Inc Champion Aviation Products |
| Status | CANCELLED |
| Filament Heavy Duty Service Rating | NOT RATED |
| Emitted Light Characteristic | WHITE |
| Voltage Rating | 2.500 VOLTS NOMINAL |
| Light Output Rating | 800.000 FOOTCANDLES NOMINAL SINGLE RATING |
| Rated Average Life | INDEFINITE LONG |
| Wattage Rating | 1.000 WATTS |
| Current Rating for Which Designed | 0.400 AMPERES NOMINAL |
| Bulb Designator | T-1 3/4 |
| Base Style | WIRE LEADS, DOWN |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Bulb Style | T (TUBULAR) |
| Wire Lead Length | 0.750 INCHES NOMINAL IN |
| Filament Designation | C-2R |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1748 | Cooper Industries Inc Champion Aviation Products (USA) |
NSN 6240-00-989-4398 is a Lamp,incandescent, manufactured by Cooper Industries Inc Champion Aviation Products, classified under FSC 6240 (No Item Name Available). Status: cancelled.
NSN 6240-00-989-4398 has 1 cross-referenced part number: 1748 (Cooper Industries Inc Champion Aviation Products).
There are 9 known substitutes for 6240-00-989-4398: 6625-00-244-3180, 5340-00-563-2231, 6685-00-844-8709 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1748: Filament Heavy Duty Service Rating: NOT RATED; Emitted Light Characteristic: WHITE; Voltage Rating: 2.500 VOLTS NOMINAL; Light Output Rating: 800.000 FOOTCANDLES NOMINAL SINGLE RATING. 14 total characteristics are documented in the Federal Logistics Information System.
NSN 6240-00-989-4398 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.