The Guard,lens, cataloged under National Stock Number 6210-01-231-4622, 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. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 6210-01-231-4622 |
| Primary Part Number | 5781239 |
| Item Name | Guard,lens |
| FSC / FSG | 6210 / 62 — Indoor and Outdoor Electric Lighting Fixtures |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5781239 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 18491-1 | 5/9 Secondary reference United States Department of the Navy Dba Naval Surface Warfare Center Panama City |
| 18491-1VM | 5/9 Secondary reference Naval Inventory Control Point Mechanicsburg |
NSN 6210-01-231-4622 is a Guard,lens, manufactured by Naval Sea Systems Command, classified under FSC 6210, Indoor and Outdoor Electric Lighting Fixtures. Status: active.
NSN 6210-01-231-4622 has 1 manufacturer part number on file: 5781239 (Naval Sea Systems Command).
4 possible matches (shared part number, not a government interchangeability claim): 5310-01-664-6812, 5995-01-702-7291, 5995-01-702-8127. Verify interchangeability with system specifications before substitution.
Key specifications for 5781239: Special Features: MAGNETIC PERMAEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION. 0 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.
NSN 6210-01-231-4622 has DEMIL Code Q. 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.