The Lamp,flashtube, cataloged under National Stock Number 6240-01-078-2460, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Osram Sylvania Inc. Government technical data includes 9 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 | 6240-01-078-2460 |
| Primary Part Number | R4429 |
| Item Name | Lamp,flashtube |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Osram Sylvania Inc |
| Status | ACTIVE |
| Input Rating in Watt-Seconds | 60.0 |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Flashtube Style | VERTICAL HELIX |
| Filling Gas Type | XENON |
| Base Style | MEDIUM FIVE PIN |
| Flashtube Overall Length | 5.500 INCHES NOMINAL IN |
| Emitted Light Characteristic | BLUE-WHITE |
| Maximum Flashing Rate Per Second | 2 |
| Voltage Rating | 2.000 KILOVOLTS NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| R4429 PRIMARY | Osram Sylvania Inc (USA) |
NSN 6240-01-078-2460 is a Lamp,flashtube, manufactured by Osram Sylvania Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-078-2460 has 1 manufacturer part number on file: R4429 (Osram Sylvania Inc).
Key specifications for R4429: Input Rating in Watt-Seconds: 60.0; Bulb Light Transmission Characteristic: TRANSPARENT; Flashtube Style: VERTICAL HELIX; Filling Gas Type: XENON. 9 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.