The Disk,abrasive, cataloged under National Stock Number 6520-01-299-4248, 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 3m Company Div 3m Espe Div.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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: PG.
| Parameter | Value |
|---|---|
| NSN | 6520-01-299-4248 |
| Primary Part Number | 1981C |
| Item Name | Disk,abrasive |
| FSC / FSG | 6520 / 65 — Dental Instruments, Equipment, and Supplies |
| Manufacturer | 3m Company Div 3m Espe Div. |
| Status | ACTIVE |
| Usage Design | DENTAL |
| Abrasive Disk Type | PLAIN FLAT |
| Outside Diameter | 0.375 INCHES NOMINAL IN |
| Maximum Speed Rating in RPM | 8000.0 |
| 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 |
|---|---|
| 1981C PRIMARY | 3m Company Div 3m Espe Div. (USA) |
| 7100098801 | 3m Espana SL (ESP) |
| 1981C | 3m Espana SL (ESP) |
| 70-2004-8105-2 | 3m Espana SL (ESP) |
| DISCOS DE PULIDO SOF-LEX GRUESO | 3m Espana SL (ESP) |
| 2521 | Proclinic Sa (ESP) |
| Reference | Meaning |
|---|---|
| SOF-LEX POP-ON DISCS | 3/1 Design control — primary reference Henry Schein, Inc. |
| 777-2063 | 5/9 Secondary reference Schein Henry Inc |
| 777-2063 | 5/9 Secondary reference Henry Schein, Inc. |
| SOF-LEX POP-ON DISCS | 5/9 Secondary reference Schein Henry Inc |
| 1981C | 5/9 Secondary reference 3m Company Div Health Care Business |
| F93A361 | 5/1 Secondary reference Air Force Medical Logistics Office |
NSN 6520-01-299-4248 is a Disk,abrasive, manufactured by 3m Company Div 3m Espe Div., classified under FSC 6520, Dental Instruments, Equipment, and Supplies. Status: active.
NSN 6520-01-299-4248 has 6 manufacturer part numbers on file: 1981C (3m Company Div 3m Espe Div.), 7100098801 (3m Espana SL), 1981C (3m Espana SL), 70-2004-8105-2 (3m Espana SL), DISCOS DE PULIDO SOF-LEX GRUESO (3m Espana SL) and 1 more.
1 possible match (shared part number, not a government interchangeability claim): 6520-01-299-8101. Verify interchangeability with system specifications before substitution.
Key specifications for 1981C: Usage Design: DENTAL; Abrasive Disk Type: PLAIN FLAT; Outside Diameter: 0.375 INCHES NOMINAL IN; Maximum Speed Rating in RPM: 8000.0. 4 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.