The Lamp,incandescent, cataloged under National Stock Number 6240-00-981-4681, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Richmond Engineering Co Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6240-00-981-4681 |
| Primary Part Number | 1677 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — No Item Name Available |
| Manufacturer | Richmond Engineering Co Inc |
| Status | CANCELLED |
| Light Output Rating | 0.550 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Filament Heavy Duty Service Rating | NOT RATED |
| Terminal Type and Quantity | 2 SOLDERLESS LUG |
| Emitted Light Characteristic | COLORLESS |
| Average Life Rating in Hours | 10000.0 |
| Base Style | WIRE LEADS, DOWN |
| Voltage Rating | 6.300 VOLTS NOMINAL |
| Wattage Rating | 1.260 WATTS |
| Bulb Designator | T-1 3/4 |
| Rated Average Life | HOURS |
| Current Rating for Which Designed | 0.200 AMPERES NOMINAL |
| Wire Lead Length | 0.625 INCHES NOMINAL IN |
| Bulb Style | T (TUBULAR) |
| Filament Designation | C-2R |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 6240-00-981-4681 is a Lamp,incandescent, manufactured by Richmond Engineering Co Inc, classified under FSC 6240 (No Item Name Available). Status: cancelled.
NSN 6240-00-981-4681 has 3 cross-referenced part numbers: 1677 (Richmond Engineering Co Inc), A1677 (Aerosonic Llc), 14204 (Aerosonic Llc).
There are 12 known substitutes for 6240-00-981-4681: 9905-00-037-3132, 5330-00-056-8427, 5950-00-072-9937 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1677: Light Output Rating: 0.550 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING; Special Features: SPECIAL BASE; LAMP NO. 1784D OR 2112D; Bulb Light Transmission Characteristic: TRANSPARENT; Filament Heavy Duty Service Rating: NOT RATED. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 6240-00-981-4681 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.