BS ISO 3601-4:2008
$102.76
Fluid power systems. O-rings – Anti-extrusion rings (back-up rings)
Published By | Publication Date | Number of Pages |
BSI | 2008 | 22 |
This part of ISO 3601 specifies dimensions and tolerances for five types of anti-extrusion rings, which are also known as back-up rings:
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spiral type (T1);
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angle cut type (T2);
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solid type (T3);
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angle cut concave type (T4);
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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.