PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

80399Insert,handpiece,dental Ultrason

Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive · NSN 6520-01-555-7426 · FSC 6520 · No Item Name Available
Verified by PartsTable
NSN 6520-01-555-7426 — this item is cataloged by the U.S. Government under National Stock Number 6520-01-555-7426. Primary manufacturer part number: 80399.
Features
  • Insert,handpiece,dental Ultrason — FSC 6520
  • 5 verified cross-references
  • Primary manufacturer: Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insert,handpiece,dental Ultrason, cataloged under National Stock Number 6520-01-555-7426, is classified within Federal Supply Class 6520 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: PG.

Technical Specifications
ParameterValue
NSN6520-01-555-7426
Primary Part Number80399
Item NameInsert,handpiece,dental Ultrason
FSC / FSG6520 / 65 — No Item Name Available
ManufacturerDentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssuePG
Verified Substitutes 9
5360-00-448-168380399 INTERCHANGEABLE
Spring,helical,extension
Telemechanics Inc
6520-01-043-50226121702 INTERCHANGEABLE
Insert,handpiece,dental Ultrason
Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive
6520-01-137-84716122001 INTERCHANGEABLE
Insert,handpiece,dental Ultrason
Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive
6520-01-153-61656120108 INTERCHANGEABLE
Insert,handpiece,dental Ultrason
Dentsply Intl Inc Dentsply Equipment Div
6520-01-281-87936374106 INTERCHANGEABLE
Insert,handpiece,dental Ultrason
Dentsply Intl Inc Dentsply Equipment Div
6520-01-313-62696374102 INTERCHANGEABLE
Insert,handpiece,dental Ultrason
Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive
6520-01-313-62706374109 INTERCHANGEABLE
Insert,handpiece,dental Ultrason
Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive
6520-01-340-54746374110 INTERCHANGEABLE
Insert,handpiece,dental Ultrason
Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive
6520-01-555-142880798 INTERCHANGEABLE
Insert,handpiece,dental Ultrason
Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive
Cross-Reference Index
Part NumberManufacturer
CAVITRON Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive (USA)
4013 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
80399 PRIMARY Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive (USA)
1675225 Henry Schein, Inc. (USA)
6520NCM071587 Defense Medical Standardization Board (USA)
Related Parts
5360-00-448-1683INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
80399
6520-01-043-5022INTERCHANGEABLE
INSERT,HANDPIECE,DENTAL ULTRASON
6121702
6520-01-137-8471INTERCHANGEABLE
INSERT,HANDPIECE,DENTAL ULTRASON
6122001
6520-01-153-6165INTERCHANGEABLE
INSERT,HANDPIECE,DENTAL ULTRASON
6120108
6520-01-281-8793INTERCHANGEABLE
INSERT,HANDPIECE,DENTAL ULTRASON
6374106
6520-01-313-6269INTERCHANGEABLE
INSERT,HANDPIECE,DENTAL ULTRASON
6374102
6520-01-313-6270INTERCHANGEABLE
INSERT,HANDPIECE,DENTAL ULTRASON
6374109
6520-01-340-5474INTERCHANGEABLE
INSERT,HANDPIECE,DENTAL ULTRASON
6374110
6520-01-555-1428INTERCHANGEABLE
INSERT,HANDPIECE,DENTAL ULTRASON
80798

Frequently Asked Questions

What is NSN 6520-01-555-7426?

NSN 6520-01-555-7426 is a Insert,handpiece,dental Ultrason, manufactured by Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive, classified under FSC 6520 (No Item Name Available). Status: active.

What are the part numbers for NSN 6520-01-555-7426?

NSN 6520-01-555-7426 has 5 cross-referenced part numbers: CAVITRON (Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive), 4013 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), 80399 (Dentsply Sirona Inc. Dba Dentsply Professional Div Dentsply Professional/preventive), 1675225 (Henry Schein, Inc.), 6520NCM071587 (Defense Medical Standardization Board).

What NSN replaces 6520-01-555-7426?

There are 9 known substitutes for 6520-01-555-7426: 5360-00-448-1683, 6520-01-043-5022, 6520-01-137-8471 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 80399?

Key specifications for 80399: Part Name Assigned by Controlling Agency: INSERT FSI SLI ULTRASONIC CAVITRON 3/PAK RT LEFT STRAIGHT; Special Features: CAVITRON ULTRASONIC INSERTS; 30K FSI SLI , 3-PAK, CONTAINS ONE EACH: RIGHT, LEFT AND STRAIGHT. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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