The Lamp,incandescent, cataloged under National Stock Number 6240-01-308-8776, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Nkk Switches of America Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-308-8776 |
| Primary Part Number | AT607-5V |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Nkk Switches of America Inc |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Bulb Designator | T-1 |
| Filament Heavy Duty Service Rating | NOT RATED |
| Emitted Light Characteristic | COLORLESS |
| Bulb Style | B (ARBITRARY DESIGNATION) |
| Voltage Rating | 5.000 VOLTS NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| AT607-5V PRIMARY | Nkk Switches of America Inc (USA) |
NSN 6240-01-308-8776 is a Lamp,incandescent, manufactured by Nkk Switches of America Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-308-8776 has 1 manufacturer part number on file: AT607-5V (Nkk Switches of America Inc).
Key specifications for AT607-5V: Bulb Light Transmission Characteristic: TRANSPARENT; Bulb Designator: T-1; Overall Length: 0.650 INCHES NOMINAL IN; Filament Heavy Duty Service Rating: NOT RATED. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.