The Chart,vision Acuity Testing, cataloged under National Stock Number 6540-01-725-1664, 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 Gf Health Products, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6540-01-725-1664 |
| Primary Part Number | 1240 |
| Item Name | Chart,vision Acuity Testing |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Manufacturer | Gf Health Products, Inc. |
| Status | ACTIVE |
| Test Designation | SNELLEN DISTANT VISION WHITE BACKGROUND VISION TEST CARD |
| 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 |
|---|---|
| 1240 PRIMARY | Gf Health Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1677809 | 5/1 Secondary reference U.S. Government activity |
| 6540NCM241058 | 5/1 Secondary reference Defense Medical Standardization Board |
NSN 6540-01-725-1664 is a Chart,vision Acuity Testing, manufactured by Gf Health Products, Inc., classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-01-725-1664 has 1 manufacturer part number on file: 1240 (Gf Health Products, Inc.).
Key specifications for 1240: Overall Length: 22.0 INCHES NOMINAL IN; Overall Width: 11.0 INCHES NOMINAL IN; Special Features: NON-REFLECTIVE PLASTIC, MATTE FINISH WITH GREEN AND RED COLOR BARS; 20 FEET DISTANCE; 22 INCH X 11 INCHES. MEASURING VISUAL ACUITY AT A DISTANCE. IN; Part Name Assigned by Controlling Agency: SNELLEN HANGING EYE CHART, PLASTIC, 20 FEET TEST, 22" X 11" FT. 1 specification is 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.