ISO 3601-4:2008
Fluid power systems - O-rings - Part 4: Anti-extrusion rings (back-up rings)

Standard No.

ISO 3601-4:2008

Release Date

2008

Published By

International Organization for Standardization (ISO)

Latest

ISO 3601-4:2008

Scope

This part of ISO 3601 specifies dimensions and tolerances for five types of anti-extrusion rings, which are also known as back-up rings: a) spiraltype (T1); b) angle cut type (T2); c) solid type (T3); d) angle cut concave type (T4); e) solid concave type (T5). These anti-extrusion rings are for use with selected O-ring sizes as specified in ISO 3601-1 and the relevant housing dimensions specified in ISO 3601-2.

ISO 3601-4:2008 Referenced Document

• ISO 3601-1 Fluid power systems - O-rings - Part 1: Inside diameters, cross-sections, tolerances and designation codes; Technical Corrigendum 1*， 2012-07-01 Update
• ISO 3601-2:2008 Fluid power systems - O-rings - Part 2: Housing dimensions for general applications
• ISO 5598 Fluid power systems and components — Vocabulary*， 2020-01-06 Update

ISO 3601-4:2008 history

• 2008 ISO 3601-4:2008 Fluid power systems - O-rings - Part 4: Anti-extrusion rings (back-up rings)