The Test Slide,stereoscope,vision Te, cataloged under National Stock Number 6540-00-464-7046, 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 Leica Inc Surveying and Photogrammetry Systems Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6540-00-464-7046 |
| Primary Part Number | 71-21-02 |
| Item Name | Test Slide,stereoscope,vision Te |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Manufacturer | Leica Inc Surveying and Photogrammetry Systems Div |
| Status | ACTIVE |
| Unit of Issue Cube | 0.0012 CUBIC FEET |
| Exterior Container Weight | 0.936 POUNDS LBS |
| General Characteristics Item Description | TEST NO. 6; NEAR VERTICAL PHORIA; WASHABLE; BLK; 6-1/2 IN. W BY 2-1/2 IN. H IN |
| 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 |
|---|---|
| 71-21-02 PRIMARY | Leica Inc Surveying and Photogrammetry Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 71-21-02 | 5/9 Secondary reference Bausch & Lomb Inc |
NSN 6540-00-464-7046 is a Test Slide,stereoscope,vision Te, manufactured by Leica Inc Surveying and Photogrammetry Systems Div, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-00-464-7046 has 1 manufacturer part number on file: 71-21-02 (Leica Inc Surveying and Photogrammetry Systems Div).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-505-3515. Verify interchangeability with system specifications before substitution.
Key specifications for 71-21-02: Unit of Issue Cube: 0.0012 CUBIC FEET; Exterior Container Weight: 0.936 POUNDS LBS; General Characteristics Item Description: TEST NO. 6; NEAR VERTICAL PHORIA; WASHABLE; BLK; 6-1/2 IN. W BY 2-1/2 IN. H IN; Part Name Assigned by Controlling Agency: TEST SLIDE STEREOSCOPE VISION TEST TEST NO.6 WASHABLE. 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.