The Lamp,fluorescent, cataloged under National Stock Number 6240-01-222-3523, is classified within Federal Supply Class 6240 (Electric Lamps) of the Lighting Fixtures and Lamps group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6240-01-222-3523 |
| Item Name | Lamp,fluorescent |
| FSC / FSG | 6240 / 62 — Electric Lamps |
| Status | ACTIVE |
| Overall Diameter | 8.250 INCHES NOMINAL IN |
| Base Style | 4-PIN CIRCULAR (FLUORESCENT) |
| Rated Average Life | HOURS |
| Bulb Designator | T-9 |
| Criticality Code Justification | ZZZY |
| Wattage Rating | 22.000 WATTS |
| Emitted Light Characteristic | WHITE, COOL |
| Starting Characteristic | RAPID |
| Bulb Style | T (CIRCULAR) |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Average Life Rating in Hours | 12000.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 005568655-42 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| H10L10P2CIRCLINECWPG | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 8712A03 | 3/9 Design control — primary reference Cbs Broadcasting Inc. Dba Cbs Div Bechtel Plant Machinery Inc. - Pittsburgh |
| C8121 | 5/1 Secondary reference Shat-R-Shield Lighting, Inc. Dba Shat-R-Shield Lighting Inc |
NSN 6240-01-222-3523 is a Lamp,fluorescent, classified under FSC 6240, Electric Lamps. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5305-01-478-2767. Verify interchangeability with system specifications before substitution.
Key specifications for 6240-01-222-3523: Overall Diameter: 8.250 INCHES NOMINAL IN; Base Style: 4-PIN CIRCULAR (FLUORESCENT); Rated Average Life: HOURS; Bulb Designator: T-9. 11 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6240-01-222-3523 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.