The Compound,monomer,opthalmic Lens, cataloged under National Stock Number 6540-01-560-0564, 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 Opticast Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: BG.
| Parameter | Value |
|---|---|
| NSN | 6540-01-560-0564 |
| Primary Part Number | MON-OP-85 |
| Item Name | Compound,monomer,opthalmic Lens |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Manufacturer | Opticast 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 |
| Unit of Issue | BG |
| Part Number | Manufacturer |
|---|---|
| MON-OP-85 PRIMARY | Opticast Inc (USA) |
| Reference | Meaning |
|---|---|
| OP-85 | 5/1 Secondary reference Opticast Inc |
| 6030 | 5/1 Secondary reference U.S. Government activity |
| 6540NCM082190 | 5/1 Secondary reference Defense Medical Standardization Board |
| MONOMER COMPOUND OP-85 | 5/1 Secondary reference Opticast Inc |
NSN 6540-01-560-0564 is a Compound,monomer,opthalmic Lens, manufactured by Opticast Inc, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
NSN 6540-01-560-0564 has 1 manufacturer part number on file: MON-OP-85 (Opticast Inc).
Key specifications for MON-OP-85: Special Features: OP-85 1.534 INDEX MONOMER COMPOUND; CLEAR; USED TO MAKE ABRASION AND IMPACT RESISTANT LENSES; FOR USE WITH END ITEM LENS MOLDING SYSTEM, NSN 6540-01-504-0426; 450 GRAM BAG G; Part Name Assigned by Controlling Agency: COMPOUND MONOMER OP-85; End Item Identification: 6540-01-504-0426. 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.