The Test Slide,stereoscope,vision Te, cataloged under National Stock Number 6540-01-370-5039, 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 Stereo Optical Company, Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 6540-01-370-5039 |
| Primary Part Number | 2300-306 TEST NO.6 |
| Item Name | Test Slide,stereoscope,vision Te |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Manufacturer | Stereo Optical Company, Inc |
| Status | ACTIVE |
| Unit of Issue Cube | 0.012 CUBIC FEET |
| Exterior Container Weight | 0.846 POUNDS LBS |
| General Characteristics Item Description | TEST NO.6; NEAR VERTICAL PHORIA; LAMINATED PLATE GLASS; 2.2 IN. BY 5.9 IN.; 0.105 THICK. FOR USE W/6540-00-299-8048 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 |
|---|---|
| 2300-306 TEST NO.6 PRIMARY | Stereo Optical Company, Inc (USA) |
| 2300-308 | Stereo Optical Company, Inc (USA) |
NSN 6540-01-370-5039 is a Test Slide,stereoscope,vision Te, manufactured by Stereo Optical Company, Inc, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-01-370-5039 has 2 manufacturer part numbers on file: 2300-306 TEST NO.6 (Stereo Optical Company, Inc), 2300-308 (Stereo Optical Company, Inc).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-599-6937. Verify interchangeability with system specifications before substitution.
Key specifications for 2300-306 TEST NO.6: Unit of Issue Cube: 0.012 CUBIC FEET; Exterior Container Weight: 0.846 POUNDS LBS; General Characteristics Item Description: TEST NO.6; NEAR VERTICAL PHORIA; LAMINATED PLATE GLASS; 2.2 IN. BY 5.9 IN.; 0.105 THICK. FOR USE W/6540-00-299-8048 IN; Part Name Assigned by Controlling Agency: TEST SLIDE STEREOSCOPE VISION TESTING TEST NO.6 U/W6540002998048. 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.