The Lamp,fluorescent, cataloged under National Stock Number 6240-01-457-3789, 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 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6240-01-457-3789 |
| Primary Part Number | 21997 |
| Item Name | Lamp,fluorescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Osram Sylvania Inc |
| Status | ACTIVE |
| Base Style | MEDIUM BIPIN (FLUORESCENT) |
| Rated Average Life | HOURS |
| Bulb Designator | T-8 |
| Wattage Rating | 32.000 WATTS |
| Emitted Light Characteristic | WHITE |
| Starting Characteristic | RAPID |
| Bulb Style | T (TUBULAR) |
| Color Temp in Deg Kelvin | 3000.0 |
| Environmental Attribute Code | FLUORESCENT LAMPS - FEMP-LIGHTING - ENERGY EFFICIENT PRODUCTS |
| Average Life Rating in Hours | 20000.0 |
| 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 |
|---|---|
| 21997 PRIMARY | Osram Sylvania Inc (USA) |
| Reference | Meaning |
|---|---|
| FO32/730/ECO | 5/9 Secondary reference Osram Sylvania Inc |
NSN 6240-01-457-3789 is a Lamp,fluorescent, manufactured by Osram Sylvania Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-457-3789 has 1 manufacturer part number on file: 21997 (Osram Sylvania Inc).
Key specifications for 21997: Base Style: MEDIUM BIPIN (FLUORESCENT); Rated Average Life: HOURS; Bulb Designator: T-8; Overall Length: 48.000 INCHES NOMINAL IN. 10 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.