The Lens,light, cataloged under National Stock Number 6210-01-384-0664, is classified within Federal Supply Class 6210 (Indoor and Outdoor Electric Lighting Fixtures) of the Lighting Fixtures and Lamps group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 13 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6210-01-384-0664 |
| Primary Part Number | 255-6603213FNAY-1-66 |
| Item Name | Lens,light |
| FSC / FSG | 6210 / 62 — Indoor and Outdoor Electric Lighting Fixtures |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Method | SCREW |
| Style Designator | FLAT |
| Surface Condition | SMOOTH FACE |
| Surface Condition | SMOOTH BACK |
| Effective Length | 0.250 INCHES NOMINAL IN |
| Mounting Device Quantity | 2 |
| Effective Width | 1.438 INCHES NOMINAL IN |
| Color | YELLOW LENS |
| Inscription | PORT AND SPILL AND VALVE AND ENERGIZED FACE |
| Light Transmission Design | TRANSPARENT LENS |
| Material | PLASTIC ACRYLIC LENS |
| Mounting End Diameter | 0.990 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Hazardous Locations/environmental Protection | DRIPPROOF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 255-6603213FNAY-1-66 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| MIL-L-3661/59 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-3661/59 | 4/1 Identification reference U.S. Government activity |
| 255-6603213 | D/9 Drawing number reference only Naval Sea Systems Command |
| LC45YN3 | 5/1 Secondary reference U.S. Government activity |
NSN 6210-01-384-0664 is a Lens,light, manufactured by Naval Sea Systems Command, classified under FSC 6210, Indoor and Outdoor Electric Lighting Fixtures. Status: active.
NSN 6210-01-384-0664 has 1 manufacturer part number on file: 255-6603213FNAY-1-66 (Naval Sea Systems Command).
3 possible matches (shared part number, not a government interchangeability claim): 6210-01-384-2410, 6210-01-384-7730, 6210-01-633-9317. Verify interchangeability with system specifications before substitution.
Key specifications for 255-6603213FNAY-1-66: Overall Height: 1.500 INCHES NOMINAL IN; Mounting Method: SCREW; Style Designator: FLAT; Overall Length: 0.812 INCHES NOMINAL IN. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.