The File,pulp Canal,dental, cataloged under National Stock Number 6520-01-503-2427, 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. Dba Dentsply Caulk Div Caulk Division. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6520-01-503-2427 |
| Primary Part Number | 6835521 |
| Item Name | File,pulp Canal,dental |
| FSC / FSG | 6520 / 65 — Dental Instruments, Equipment, and Supplies |
| Manufacturer | Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division |
| Status | ACTIVE |
| Blade Length | 21.0 MILLIMETERS NOMINAL MM |
| Size Designator | 55 |
| Material | PLASTIC HANDLE |
| Material | STEEL CORROSION RESISTING BLADE |
| 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 |
|---|---|
| 048-8890 | Patterson Dental Supply, Inc. Dba Patterson Dental 728 Div Patterson Dental (USA) |
| 6835521 PRIMARY | Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division (USA) |
| 2221220 | Henry Schein, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6713221 | 5/9 Secondary reference Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division |
| 222-6577 | 5/9 Secondary reference Henry Schein, Inc. |
| 6713221 | 5/9 Secondary reference Tulsa Dental Products Llc Div Tulsa Dental Specialties And/or Maillefer North America |
| 6520NCM021878 | 5/1 Secondary reference Defense Medical Standardization Board |
| 02-2509 | 5/1 Secondary reference U.S. Government activity |
NSN 6520-01-503-2427 is a File,pulp Canal,dental, manufactured by Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division, classified under FSC 6520, Dental Instruments, Equipment, and Supplies. Status: active.
NSN 6520-01-503-2427 has 3 manufacturer part numbers on file: 048-8890 (Patterson Dental Supply, Inc. Dba Patterson Dental 728 Div Patterson Dental), 6835521 (Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division), 2221220 (Henry Schein, Inc.).
Key specifications for 6835521: Blade Length: 21.0 MILLIMETERS NOMINAL MM; Size Designator: 55; Special Features: NON-AGGRESSIVE CUTTING TIP FOR ENDODONTIC TREATMENT, TO CLEAN OUT PULP CANALS; STERILE; AUTOCLAVABLE; FLEXIBLE; COLOR CODED; Part Name Assigned by Controlling Agency: FILE PULP CANAL DENTAL CRS PLASTIC HANDLE 55 STERILE 6S. 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.