The File Set,endodontic,hand, cataloged under National Stock Number 6520-01-555-4603, 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. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: SE.
| Parameter | Value |
|---|---|
| NSN | 6520-01-555-4603 |
| Primary Part Number | THFA044521 |
| Item Name | File Set,endodontic,hand |
| FSC / FSG | 6520 / 65 — Dental Instruments, Equipment, and Supplies |
| Manufacturer | Dentsply Sirona Inc |
| 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 | SE |
| Part Number | Manufacturer |
|---|---|
| THFA044521 PRIMARY | Dentsply Sirona Inc (USA) |
| Reference | Meaning |
|---|---|
| 6520NCM071579 | 5/1 Secondary reference Defense Medical Standardization Board |
| 4008 | 5/1 Secondary reference U.S. Government activity |
| PROFILER | 5/1 Secondary reference Dentsply Sirona Inc |
NSN 6520-01-555-4603 is a File Set,endodontic,hand, manufactured by Dentsply Sirona Inc, classified under FSC 6520, Dental Instruments, Equipment, and Supplies. Status: active.
NSN 6520-01-555-4603 has 1 manufacturer part number on file: THFA044521 (Dentsply Sirona Inc).
Key specifications for THFA044521: Special Features: 21MM ; .04 TAPER; ASSORTED SZ: 45-80; NICKEL TITANIUM HAND FILES TO SHAPE CANAL WITH CONTROL; UNIQUE DESIGN LETS YOU CREATE A CONTINUOUS TAPER FOR SMALL, CURVED ROOT CANALS; STRONG; FLEXIBLE; RADIAL-LANDED U-SHAPED FLUTES THAT LIFT DEBRIS CORONALLY; NONCUTTING TIPS THAT REDUCE PERFING, LEDGING AND TRANSPORTING; GREATER TAPERED FLUTES WHICH REDUCE THE NUMBER OF INSTRUMENTS NEEDED; 6/SET MM; Part Name Assigned by Controlling Agency: FILES SET ENDO PROFILE .04 TAPER 21MM SZ 45-80 6 PER PK MM. 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.