The Chinrest,ophthalmic, cataloged under National Stock Number 6540-01-549-9060, 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 Brothers, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6540-01-549-9060 |
| Primary Part Number | 4013032030 |
| Item Name | Chinrest,ophthalmic |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Manufacturer | Lombart Brothers, Inc. |
| 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 |
|---|---|
| SLT04013032030 | Ophthalmic Instruments, Inc. (USA) |
| 4013032030 PRIMARY | Lombart Brothers, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6540NCM071186 | 5/1 Secondary reference Defense Medical Standardization Board |
| 2808 | 5/1 Secondary reference U.S. Government activity |
NSN 6540-01-549-9060 is a Chinrest,ophthalmic, manufactured by Lombart Brothers, Inc., classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-01-549-9060 has 2 manufacturer part numbers on file: SLT04013032030 (Ophthalmic Instruments, Inc.), 4013032030 (Lombart Brothers, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 7010-01-576-4105, 7830-01-652-4848. Verify interchangeability with system specifications before substitution.
Key specifications for 4013032030: Special Features: CHINREST FOR THE SLIT LIGHT OPHTHALMIC, END ITEM NSN 6540-01-520-7942, FOUND IN ARMY UNIT ASSEMBLAGE N315, MEDICAL MATERIEL SET EYE EXAM CLINIC: DEPMEDS; Part Name Assigned by Controlling Agency: CHINREST F/SLIT LIGHT OPHTHALMIC; End Item Identification: SLIT LIGHT OPHTHALMIC, NSN 6540-01-520-7942. 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.