NEN-ISO 3601-4
Fluid power systems - O-rings - Part 4: Anti-extrusion rings (back-up rings)
| Organization: | NEN |
| Publication Date: | 1 June 2008 |
| Status: | active |
| Page Count: | 21 |
| ICS Code (Seals): | 83.140.50 |
| ICS Code (Filters, seals and contamination of fluids): | 23.100.60 |
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) spiral type (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.
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