The Lamp,fluorescent, cataloged under National Stock Number 6240-01-656-4920, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Textron Aviation Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6240-01-656-4920 |
| Primary Part Number | 2641LDB |
| Item Name | Lamp,fluorescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| Supplementary Features | PARTS CATALOG: 33-10-00-20 |
| 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 |
|---|---|
| 2641LDB PRIMARY | Textron Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| 2641LDB | 3/9 Design control — primary reference Beechcraft Corporation Dba Textron Aviation |
NSN 6240-01-656-4920 is a Lamp,fluorescent, manufactured by Textron Aviation Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-656-4920 has 1 manufacturer part number on file: 2641LDB (Textron Aviation Inc).
Key specifications for 2641LDB: Supplementary Features: PARTS CATALOG: 33-10-00-20; Special Features: USED ON EQUIPMENT INSTL-LIGHTS, FLIGHT COMPARTMENT; Part Name Assigned by Controlling Agency: LAMP-SPOT; End Item Identification: HAWKER 800XP/850XP, TWIN ENGINE CORPORATE AIRCRAFT. 1 specification is 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.