The Handpiece and Air Turbine Unit,d, cataloged under National Stock Number 6520-01-459-1435, is classified within Federal Supply Class 6520 (Dental Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6520-01-459-1435 |
| Item Name | Handpiece and Air Turbine Unit,d |
| FSC / FSG | 6520 / 65 — Dental Instruments, Equipment, and Supplies |
| Status | ACTIVE |
| Handpiece Quantity | 1 |
| Current Type | AC |
| Handpiece RPM | 400000.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 521-0497 | 3/1 Design control — primary reference Henry Schein, Inc. |
| IMPACT AIR 45 | 5/1 Secondary reference Henry Schein, Inc. |
| 98-0135 | 5/1 Secondary reference U.S. Government activity |
| IMPACT AIR 45 | 5/9 Secondary reference Schein Henry Inc |
| 521-0497 | 3/9 Design control — primary reference Schein Henry Inc |
NSN 6520-01-459-1435 is a Handpiece and Air Turbine Unit,d, classified under FSC 6520, Dental Instruments, Equipment, and Supplies. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 6520-01-530-5469, 3040-01-598-5077. Verify interchangeability with system specifications before substitution.
Key specifications for 6520-01-459-1435: Handpiece Quantity: 1; Current Type: AC; Handpiece RPM: 400000.0; Special Features: 4 HOLE; NON-FIBEROPTIC; SPEED UP TO 400,000 RPM; FRICTION GRIP METAL CHUCK ACCEPTS STANDARD FG BURS AND LONG SHANK SURGICAL BURS; OFFICE REPLACEABLE TURBINE; AUTOCLAVABLE/CHEMICLAVABLE RPM. 3 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.