The Roller Frame Asy,st, cataloged under National Stock Number 6540-01-416-2225, 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 Haag-Streit Usa, Inc Dba Haag-Streit Usa Incorporated. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6540-01-416-2225 |
| Primary Part Number | 1221672 |
| Item Name | Roller Frame Asy,st |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Manufacturer | Haag-Streit Usa, Inc Dba Haag-Streit Usa Incorporated |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 1221672 PRIMARY | Haag-Streit Usa, Inc Dba Haag-Streit Usa Incorporated (USA) |
| Reference | Meaning |
|---|---|
| NAVY 1993 0834 | 5/1 Secondary reference U.S. Government activity |
| LLH389947 | 5/1 Secondary reference Naval Medical Material Support Command Detachment |
NSN 6540-01-416-2225 is a Roller Frame Asy,st, manufactured by Haag-Streit Usa, Inc Dba Haag-Streit Usa Incorporated, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-01-416-2225 has 1 manufacturer part number on file: 1221672 (Haag-Streit Usa, Inc Dba Haag-Streit Usa Incorporated).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-527-2508. Verify interchangeability with system specifications before substitution.
Key specifications for 1221672: Part Name Assigned by Controlling Agency: ROLLER FRAME ASY ST. 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.