The Lamp,flashtube, cataloged under National Stock Number 6240-01-102-1555, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-102-1555 |
| Primary Part Number | A469AD |
| Item Name | Lamp,flashtube |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company |
| Status | ACTIVE |
| Input Rating in Watt-Seconds | 33.0 |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Flashtube Style | HORIZONTAL HELIX WITH OUTER BULB |
| Filling Gas Type | XENON |
| Base Style | THREE WIRE LEADS |
| Wire Lead Length | 24.000 INCHES NOMINAL IN |
| Flashtube Overall Length | 3.000 INCHES NOMINAL IN |
| Specification/standard Data | 10402-A470 MANUFACTURERS SPECIFICATION CONTROL |
| Emitted Light Characteristic | COLORLESS |
| Maximum Flashing Rate Per Second | 1 |
| Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE |
| Voltage Rating | 500.000 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 |
|---|---|
| 01-0770044-01 | Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company (USA) |
| A469AD PRIMARY | Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company (USA) |
NSN 6240-01-102-1555 is a Lamp,flashtube, manufactured by Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-102-1555 has 2 manufacturer part numbers on file: 01-0770044-01 (Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company), A469AD (Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company).
1 possible match (shared part number, not a government interchangeability claim): 6220-01-301-3483. Verify interchangeability with system specifications before substitution.
Key specifications for A469AD: Input Rating in Watt-Seconds: 33.0; Bulb Light Transmission Characteristic: TRANSPARENT; Flashtube Style: HORIZONTAL HELIX WITH OUTER BULB; Filling Gas Type: XENON. 12 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.