The Lamp,incandescent, cataloged under National Stock Number 6240-01-353-9709, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Perko Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-353-9709 |
| Primary Part Number | 860 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Perko Inc |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Filament Designation | C-13 |
| Base Style | MEDIUM PREFOCUS |
| Rated Average Life | HOURS |
| Bulb Designator | T-20 |
| Burning Position | HORIZONTAL |
| Filament Heavy Duty Service Rating | NOT RATED |
| Wattage Rating | 1000.000 WATTS |
| Emitted Light Characteristic | COLORLESS |
| Light Output Rating | 865000.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING |
| Bulb Style | T (TUBULAR) |
| Current Rating for Which Designed | 0.230 AMPERES NOMINAL |
| Voltage Rating | 230.000 VOLTS NOMINAL |
| Average Life Rating in Hours | 25.0 |
| 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 |
|---|---|
| 860 PRIMARY | Perko Inc (USA) |
| Reference | Meaning |
|---|---|
| 860DWK | C/1 Advisory reference — outside the item-of-supply concept Perko Inc |
NSN 6240-01-353-9709 is a Lamp,incandescent, manufactured by Perko Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-353-9709 has 1 manufacturer part number on file: 860 (Perko Inc).
Key specifications for 860: Bulb Light Transmission Characteristic: TRANSPARENT; Filament Designation: C-13; Base Style: MEDIUM PREFOCUS; Rated Average Life: HOURS. 14 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.