The Lamp,incandescent, cataloged under National Stock Number 6240-00-459-5367, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Piasecki Aircraft Corp. Government technical data includes 2 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-00-459-5367 |
| Primary Part Number | 99538 |
| Item Name | Lamp,incandescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Piasecki Aircraft Corp |
| Status | ACTIVE |
| Bulb Light Transmission Characteristic | TRANSPARENT |
| Emitted Light Characteristic | COLORLESS |
| 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 |
|---|---|
| 99538 PRIMARY | Piasecki Aircraft Corp (USA) |
NSN 6240-00-459-5367 is a Lamp,incandescent, manufactured by Piasecki Aircraft Corp, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-00-459-5367 has 1 manufacturer part number on file: 99538 (Piasecki Aircraft Corp).
3 possible matches (shared part number, not a government interchangeability claim): 5950-01-322-7376, 4730-01-372-4634, 6632-01-538-0883. Verify interchangeability with system specifications before substitution.
Key specifications for 99538: Bulb Light Transmission Characteristic: TRANSPARENT; Emitted Light Characteristic: COLORLESS; End Item Identification: 7310-00-905-6212. 2 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.