The Stone,insulation, cataloged under National Stock Number 6520-01-540-4607, is classified within Federal Supply Class 6520 (Dental Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is Vident. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6520-01-540-4607 |
| Primary Part Number | 32257 |
| Item Name | Stone,insulation |
| FSC / FSG | 6520 / 65 — Dental Instruments, Equipment, and Supplies |
| Manufacturer | Vident |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 32257 PRIMARY | Vident (USA) |
| Reference | Meaning |
|---|---|
| LL-H59-4927 | 5/1 Secondary reference Naval Medical Material Support Command Detachment |
NSN 6520-01-540-4607 is a Stone,insulation, manufactured by Vident, classified under FSC 6520, Dental Instruments, Equipment, and Supplies. Status: active.
NSN 6520-01-540-4607 has 1 manufacturer part number on file: 32257 (Vident).
1 possible match (shared part number, not a government interchangeability claim): 6545-01-603-7403. Verify interchangeability with system specifications before substitution.
Key specifications for 32257: End Item Identification: FURNACE, DENTAL LABORA. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.