The Retinoscope, cataloged under National Stock Number 6540-01-455-9258, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6540-01-455-9258 |
| Primary Part Number | 18200 |
| Item Name | Retinoscope |
| 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 |
|---|---|
| 18200 PRIMARY | Welch Allyn, Inc. (USA) |
| 18240 PRIMARY | Welch Allyn, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 18200 | 5/9 Secondary reference Krasity's Medical & Surgical Supply, Inc. Dba Krasity's |
| 18200 | 5/9 Secondary reference Welch Allyn Holdings, Inc. |
| 98-0279 | 5/1 Secondary reference U.S. Government activity |
NSN 6540-01-455-9258 is a Retinoscope, manufactured by Welch Allyn, Inc., classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-01-455-9258 has 2 manufacturer part numbers on file: 18200 (Welch Allyn, Inc.), 18240 (Welch Allyn, Inc.).
Key specifications for 18200: Special Features: 3.5 VOLT; STREAK; C/O: EXTERNAL FOCUSING SLEEVE; BRIGHTER HALOGEN LIGHT; CROSSED LINEAR POLARIZING FILTER; MAGNETIC, AGE APPROPRIATE TARGETS; ONE HAND OPERATION FOR STREAK FOCUS AND 360 DEG STREAK ROTATION; RUBBER BROW REST; INTERCHANGEABLE STREAK RETINOSCOPE CAN BE CONVERTED TO A SPOT RETINOSCOPE BY SIMPLY CHANGING THE LAMP; MCN 6540-00-C07-6163; Part Name Assigned by Controlling Agency: RETINOSCOPE 3.5 VOLT STREAK EXTERNAL FOCUSING SLEEVE HALOGEN LGH. 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.