The Lamp,incandescent, cataloged under National Stock Number 6240-01-275-1013, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Oshino Lamps Ltd.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6240-01-275-1013 |
| Primary Part Number | OL-815 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Oshino Lamps Ltd. |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Filament Designation | C-2R |
| Base Style | MIDGET FLANGED |
| Rated Average Life | HOURS |
| Bulb Designator | T-1 3/4 |
| Filament Heavy Duty Service Rating | NOT RATED |
| Wattage Rating | 0.575 WATTS |
| Emitted Light Characteristic | RED |
| Light Output Rating | 0.150 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING |
| Light Center Length | 0.260 INCHES NOMINAL IN |
| Bulb Style | T (TUBULAR) |
| Current Rating for Which Designed | 0.115 AMPERES NOMINAL |
| Voltage Rating | 5.000 VOLTS NOMINAL |
| Average Life Rating in Hours | 40000.0 |
| 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 |
|---|---|
| OL-815 PRIMARY | Oshino Lamps Ltd. (JPN) |
| Reference | Meaning |
|---|---|
| OL-815 | 3/9 Design control — primary reference Oshino Lamps Ltd. |
NSN 6240-01-275-1013 is a Lamp,incandescent, manufactured by Oshino Lamps Ltd., classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-275-1013 has 1 manufacturer part number on file: OL-815 (Oshino Lamps Ltd.).
Key specifications for OL-815: Bulb Light Transmission Characteristic: TRANSPARENT; Filament Designation: C-2R; Base Style: MIDGET FLANGED; 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.