030-0167
9.90mm Internal Diameter Ring
9.90mm ID backup ring for hydraulic O-ring gland sealing.
Description
Hard backup ring sits directly behind the primary elastomeric seal in the groove. Under spike pressures, elastomeric rings tend to deform and get pinched into the clearance gap; this backup fills the clearance gap so the softer seal stays put and…
Overview
Hard backup ring sits directly behind the primary elastomeric seal in the groove. Under spike pressures, elastomeric rings tend to deform and get pinched into the clearance gap; this backup fills the clearance gap so the softer seal stays put and holds pressure.
Features
- 9.90 mm inside diameter
- Extrusion-resistant material
- Sized for high-pressure gland grooves
Applications
- Hydraulic cylinders
- control valve bodies
- pump housings where system pressure spikes risk chewing up standard O-rings
Specifications
| Brand | Caterpillar |
|---|
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