The Lamp,fluorescent, cataloged under National Stock Number 6240-01-463-5920, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. The manufacturer of record is Osram Sylvania Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Lamp,fluorescent |
| FSC / FSG | 6240 — Electric Lamps (FSG 62) |
| Manufacturers | Osram Sylvania Inc (CAGE 017J3) |
| Parameter | Value |
|---|---|
| NSN | 6240-01-463-5920 |
| Primary Part Number | CF13DS/835/ECO |
| Item Name | Lamp,fluorescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Manufacturer | Osram Sylvania Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 20335 | Osram Sylvania Inc (USA) |
| CF13DS/835/ECO PRIMARY | Osram Sylvania Inc (USA) |
| Reference | Meaning |
|---|---|
| CF13DS/835/ECO | 3/9 Design control — primary reference Osram Sylvania Inc. |
| 20335 | 5/9 Secondary reference Osram Sylvania Inc. |
NSN 6240-01-463-5920 is a Lamp,fluorescent, manufactured by Osram Sylvania Inc, classified under FSC 6240, Electric Lamps. Status: active.
NSN 6240-01-463-5920 has 2 manufacturer part numbers on file: 20335 (Osram Sylvania Inc), CF13DS/835/ECO (Osram Sylvania Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4320-01-521-9150, 6545-01-590-5787. Verify interchangeability with system specifications before substitution.
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.