PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6289674Coupler,dental Handpiece

Henry Schein, Inc. · NSN 6520-01-555-5511 · FSC 6520 · No Item Name Available
Verified by PartsTable
NSN 6520-01-555-5511 — this item is cataloged by the U.S. Government under National Stock Number 6520-01-555-5511. Primary manufacturer part number: 6289674.
Features
  • Coupler,dental Handpiece — FSC 6520
  • 4 verified cross-references
  • Primary manufacturer: Henry Schein, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coupler,dental Handpiece, cataloged under National Stock Number 6520-01-555-5511, 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 Henry Schein, Inc.. This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6520-01-555-5511
Primary Part Number6289674
Item NameCoupler,dental Handpiece
FSC / FSG6520 / 65 — No Item Name Available
ManufacturerHenry Schein, Inc.
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
6520-01-379-9031411-9931 INTERCHANGEABLE
Nozzle,handpiece Lubricant,denta
Kavo Dental Technologies Llc
6520-01-379-9034411-9921 INTERCHANGEABLE
Nozzle,handpiece Lubricant,denta
Kavo Dental Technologies Llc
Cross-Reference Index
Part NumberManufacturer
6289674 PRIMARY Henry Schein, Inc. (USA)
6520NCM071575 Defense Medical Standardization Board (USA)
0553.1390 Kavo Dental Technologies Llc (USA)
KAVO Henry Schein, Inc. (USA)
Related Parts
6520-01-379-9031INTERCHANGEABLE
NOZZLE,HANDPIECE LUBRICANT,DENTA
411-9931
6520-01-379-9034INTERCHANGEABLE
NOZZLE,HANDPIECE LUBRICANT,DENTA
411-9921

Frequently Asked Questions

What is NSN 6520-01-555-5511?

NSN 6520-01-555-5511 is a Coupler,dental Handpiece, manufactured by Henry Schein, Inc., classified under FSC 6520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6520-01-555-5511?

NSN 6520-01-555-5511 has 4 cross-referenced part numbers: 6289674 (Henry Schein, Inc.), 6520NCM071575 (Defense Medical Standardization Board), 0553.1390 (Kavo Dental Technologies Llc), KAVO (Henry Schein, Inc.).

What NSN replaces 6520-01-555-5511?

There are 2 known substitutes for 6520-01-555-5511: 6520-01-379-9031, 6520-01-379-9034. Verify interchangeability with system specifications before substitution.

What are the specifications of 6289674?

Key specifications for 6289674: Part Name Assigned by Controlling Agency: COUPLER 5-HOLE DENTAL HANDPIECE MULTIFLEX LUX 1390; Special Features: MULTIFELX LUX COUPLING 1390; 5-HOLE CONNECTION AND ANTI-RETRACTION VALVE; KAVO HANPPIECE LIGHT SYSTEM. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6520-01-555-5511 still in active supply?

NSN 6520-01-555-5511 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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