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ISO 4399:2019

Fluid power systems and components — Connectors and associated components — Nominal pressures

Jul 22, 2019

General information

90.93     Jun 26, 2025

ISO

ISO/TC 131/SC 4

International Standard

23.100.40  

English  

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Published

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Scope

This document specifies a selection of nominal pressures for hydraulic and pneumatic fluid power connectors and associated components.
NOTE There can be a need to provide a selection of nominal pressures for connectors and associated components used in applications where the external pressure on the components is greater than the internal pressure, for example vacuum service. A document that deals with this subject will be established in due course.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 4399:1995

NOW

PUBLISHED
ISO 4399:2019
90.93 Standard confirmed
Jun 26, 2025