The Light,slit,ophthalmic, cataloged under National Stock Number 6540-01-179-0076, 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.. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6540-01-179-0076 |
| Primary Part Number | SL7D |
| Item Name | Light,slit,ophthalmic |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Manufacturer | Lombart Brothers, Inc. |
| Status | ACTIVE |
| Mounting Method | BASE |
| Features Provided | ADJUSTABLE SLIT |
| Voltage Rating in Volts | 115.0 AC MINIMUM AND 230.0 AC MAXIMUM |
| 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 |
|---|---|
| SL7D PRIMARY | Lombart Brothers, Inc. (USA) |
| Reference | Meaning |
|---|---|
| CN 4-263-P | 5/9 Secondary reference Defense Medical Standardization Board |
NSN 6540-01-179-0076 is a Light,slit,ophthalmic, manufactured by Lombart Brothers, Inc., classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-01-179-0076 has 1 manufacturer part number on file: SL7D (Lombart Brothers, Inc.).
Key specifications for SL7D: Mounting Method: BASE; Features Provided: ADJUSTABLE SLIT; Special Features: 50/60 HZ; CHIN REST ADJ RANGE 80 MM; VIEWING MAGNIFACTION OF 10X,16X,25X,16X; EYEPIECES OF 10X AND 16X; SLIT LAMP SLIT VARIABLE FROM 0 MM TO 8 MM; SLIT LENGTH VARIABLE FROM 1 MM TO 8 MM; APERATURE DIAPHRAM W/DIA OF 8 MM,5 MM,3 MM,1 MM,.2 MM; SLIT ANGLE VARIABLE THRU 90 DEGREES VERTICAL TO HORIZONTAL; FILTERS,BLUE-1,RED-FREE-1; COMPONENTS,HRUBY LENS,FOCUSING SPOT,FIXATION DEVICE,EYPIECES 10X AND 16X,OBJECTIVES 1X AND 1.6X,TISSUES,BULB,FIXATION BULBS AND FUSES,APPLANATION TONOMETER,ADJ INSTRUMENT TABLE; WITH REPAIR PARTS MM; Part Name Assigned by Controlling Agency: LIGHT SLIT OPHTHALMOLOGICAL ADJUSTABLE 115/230V 50/60 HZ AC V. 3 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.