The Dust Cover,lamp,ophthalmic, cataloged under National Stock Number 6540-01-549-7687, is classified within Federal Supply Class 6540 (Ophthalmic Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is Lombart Instrument Southwest. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6540-01-549-7687 |
| Primary Part Number | SL1KOL14DC |
| Item Name | Dust Cover,lamp,ophthalmic |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Manufacturer | Lombart Instrument Southwest |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| SL1KOL14DC PRIMARY | Lombart Instrument Southwest (USA) |
| Reference | Meaning |
|---|---|
| 2779 | 5/1 Secondary reference U.S. Government activity |
| L14DC | 5/9 Secondary reference Lombart Instrument Southwest |
| 6540NCM071178 | 5/1 Secondary reference Defense Medical Standardization Board |
NSN 6540-01-549-7687 is a Dust Cover,lamp,ophthalmic, manufactured by Lombart Instrument Southwest, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-01-549-7687 has 1 manufacturer part number on file: SL1KOL14DC (Lombart Instrument Southwest).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-640-9336. Verify interchangeability with system specifications before substitution.
Key specifications for SL1KOL14DC: Special Features: DUST COVER FOR PORTABLE SLIT LAMP FOR THE OPHTHALMIC SLIT LAMP; Part Name Assigned by Controlling Agency: DUST COVER F/PORTABLE SLIT LAMP; End Item Identification: SLIT LAMP,OPHTHALMIC, 6540-01459-9226. 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.
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.