The Lamp,fluorescent, cataloged under National Stock Number 6240-01-458-4571, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-458-4571 |
| Item Name | Lamp,fluorescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Status | ACTIVE |
| Base Style | MEDIUM SCREW |
| Rated Average Life | HOURS |
| Bulb Designator | EL-R |
| Wattage Rating | 18.000 WATTS |
| Emitted Light Characteristic | WHITE, WARM |
| Starting Characteristic | INSTANT |
| Bulb Style | T ("U" SHAPED TUBULAR) |
| Average Life Rating in Hours | 7000.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| EL/T18 | 5/9 Secondary reference Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company |
| SL/T 20 | 5/9 Secondary reference Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company |
| 287730 | 3/9 Design control — primary reference Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company |
| 220327 | 5/9 Secondary reference Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company |
NSN 6240-01-458-4571 is a Lamp,fluorescent, classified under FSC 6240, Electric Lamps. Status: active.
Key specifications for 6240-01-458-4571: Base Style: MEDIUM SCREW; Rated Average Life: HOURS; Bulb Designator: EL-R; Overall Length: 6.750 INCHES NOMINAL IN. 8 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.