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ISO/FDIS 3964-1

Dentistry — Coupling dimensions for handpiece connectors — Part 1: Mechanical properties

General information

50.20     Feb 12, 2026

ISO

ISO/TC 106/SC 4

International Standard

11.060.25  

Scope

This International Standard specifies the coupling between handpieces and motors connected to dental units.
This International Standard specifies the nominal dimensions, tolerances and the extraction force of coupling systems for use between handpiece and motor which supply the handpiece with water, air and light, and rotation energy.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 3964:2016

PUBLISHED
ISO 3964:2016/Amd 1:2018

NOW

IN_DEVELOPMENT
ISO/FDIS 3964-1
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Feb 12, 2026

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