The Lens Tinting Instrument, cataloged under National Stock Number 6540-01-643-4322, is classified within Federal Supply Class 6540 (Ophthalmic Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6540-01-643-4322 |
| Item Name | Lens Tinting Instrument |
| FSC / FSG | 6540 / 65 — Ophthalmic Instruments, Equipment, and Supplies |
| Status | ACTIVE |
| Universal Medical Device Nomenclature System Code | 17464 |
| 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 |
| Reference | Meaning |
|---|---|
| 6540NCM141628 | 5/1 Secondary reference Defense Medical Standardization Board |
| 1277894 | 5/1 Secondary reference U.S. Government activity |
| LTI | 3/1 Design control — primary reference Department of the Army U S Army Medical Material Agency Mcmr-Mmo-Sa |
NSN 6540-01-643-4322 is a Lens Tinting Instrument, classified under FSC 6540, Ophthalmic Instruments, Equipment, and Supplies. Status: active.
Key specifications for 6540-01-643-4322: Universal Medical Device Nomenclature System Code: 17464; Special Features: LENS TINTING INSTRUMENT, MICROPROCESSOR TEMPERATURE MONITORING AND AUTOMATIC SOLUTION MIXING; HOLDS TWO 1.5 QUART BEAKERS AND HAS TWO RECEPTACLES FOR GRADIENTS; 110 VOLT, 20 AMPS; COMES WITH BPI LENS PREP II, MSDS BOOKLET, PBI DUAL LENS HOLDER, THERMOMETER, MAGNETIC STIRRING RODS, PERFORATED STIRRING ROD COVERS, AND BEAKERS; MADE OF STAINLESS STEEL; TINTS HIGH INDEX AND HARD COATED LENSES; THE TINT SOLUTION IS KEPT IN CONSTANT MOTION BY THE STIRRING MECHANISM; Part Name Assigned by Controlling Agency: LENS TINTING INSTRUMENT DEVICE CODE 17464. 1 specification is 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.