The Bur,dental,finishing, cataloged under National Stock Number 6520-01-620-1397, 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 Dentsply Sirona Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: PG.
| Parameter | Value |
|---|---|
| NSN | 6520-01-620-1397 |
| Primary Part Number | 389522 |
| Item Name | Bur,dental,finishing |
| FSC / FSG | 6520 / 65 — Dental Instruments, Equipment, and Supplies |
| Manufacturer | Dentsply Sirona Inc |
| Status | ACTIVE |
| Handpiece Type for Which Designed | ANGLE |
| Head Size Designation | 7404 |
| Head Shape | EGG |
| Material | STEEL SHANK |
| Material | TUNGSTEN CARBIDE HEAD |
| 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 | PG |
| Part Number | Manufacturer |
|---|---|
| 389522 PRIMARY | Dentsply Sirona Inc (USA) |
| Reference | Meaning |
|---|---|
| 746778 | 5/1 Secondary reference U.S. Government activity |
| 6520NCM139322 | 5/1 Secondary reference Defense Medical Standardization Board |
NSN 6520-01-620-1397 is a Bur,dental,finishing, manufactured by Dentsply Sirona Inc, classified under FSC 6520, Dental Instruments, Equipment, and Supplies. Status: active.
NSN 6520-01-620-1397 has 1 manufacturer part number on file: 389522 (Dentsply Sirona Inc).
Key specifications for 389522: Handpiece Type for Which Designed: ANGLE; Head Size Designation: 7404; Head Shape: EGG; Special Features: BUR, DENTAL, FINISHING; ANGLE; TUNGSTEN CARBIDE HEAD; STEEL SHANK; HD SZ BUR SIZE NO. 7404; T&F EGG SHAPE; DIAMETER: 1.4 MM; HEAD LENGTH: 2.8 MM; FRICTION GRIP FG SHANK TYPE; PACKAGE OF 10 MM. 5 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.