The Mold Set,carrier,lens,ophthalmic, cataloged under National Stock Number 6540-01-578-7494, is classified within Federal Supply Class 6540 (Ophthalmic Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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: SE.
| Parameter | Value |
|---|---|
| NSN | 6540-01-578-7494 |
| Item Name | Mold Set,carrier,lens,ophthalmic |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| 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 | SE |
| Reference | Meaning |
|---|---|
| 14719 | 5/1 Secondary reference U.S. Government activity |
| PLC MOLD SET | 3/2 Design control — primary reference U.S. Government activity |
| 6540NCM094015 | 5/1 Secondary reference Defense Medical Standardization Board |
NSN 6540-01-578-7494 is a Mold Set,carrier,lens,ophthalmic, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5995-01-692-3741. Verify interchangeability with system specifications before substitution.
Key specifications for 6540-01-578-7494: Special Features: CONSISTS OF ONE 6 CAVITY MOLD, ONE 4 CAVITY MOLD, ONE SCREW HOLD TAPPING TOOL,AND ONE SPRING RETAINING HOLE DRIVE FIXTURE;DESIGNED TO PRODUCE THE PRESCRIPTION LENS CARRIER (PLC), NSN: 6540-01-264-1348; Part Name Assigned by Controlling Agency: MOLD SET PLC; End Item Identification: 6540-01-264-1348. 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.