The Handle,rechargeable,ophthalmic, cataloged under National Stock Number 6540-01-457-4766, 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 Welch Allyn, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6540-01-457-4766 |
| Primary Part Number | 71670 |
| Item Name | Handle,rechargeable,ophthalmic |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Manufacturer | Welch Allyn, 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 |
| Part Number | Manufacturer |
|---|---|
| 71670 PRIMARY | Welch Allyn, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 98-0283 | 5/1 Secondary reference U.S. Government activity |
| 71670 | 3/9 Design control — primary reference Welch Allyn Holdings, Inc. |
NSN 6540-01-457-4766 is a Handle,rechargeable,ophthalmic, manufactured by Welch Allyn, Inc., classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-01-457-4766 has 1 manufacturer part number on file: 71670 (Welch Allyn, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6150-01-497-0652. Verify interchangeability with system specifications before substitution.
Key specifications for 71670: Special Features: A 3.5 RECHARGEABLE HANDLE; 110-130 VOLT, 50/60 HZ AC; UL LISTED; FOR OPTIONAL BATTERY ORDER, 6140-01-158-4315; FOR USE WITH OPHTHALMOSCOPE AND RETINOSCOPE HEADS; Part Name Assigned by Controlling Agency: HANDLE RECHARGEABLE OPHTHALMIC 110/130V 50/60 HZ V. 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.