153-9963
63.50mm Internal Diameter Ring
63.50 mm ID anti-extrusion backup ring.
Description
Sits right behind primary elastomeric O-rings to block extrusion gaps when hydraulic circuits spike in pressure. Prevents the softer rubber seal from nibbling and shearing against the gland clearances. Inside diameter: 63.50 mm Resists high…
Overview
Sits right behind primary elastomeric O-rings to block extrusion gaps when hydraulic circuits spike in pressure. Prevents the softer rubber seal from nibbling and shearing against the gland clearances.
Features
- Inside diameter: 63.50 mm
- Resists high differential pressures
- Rigid anti-extrusion polymer construction
Applications
- Hydraulic cylinders
- control valve spools
- pump fluid ends
Specifications
| Brand | Caterpillar |
|---|
Related parts
685.50mm Internal Diameter Ring Seal
9D-7988
Similar part
63.50mm Internal Diameter Seal
9X-7523
Similar part
63.50mm Internal Diameter Hydraulic Hose
4S-6822
Similar part
79.50mm Outer Diameter Internal Seal Ring
9W-9399
Similar part
12.50mm Internal Diameter Spacer
2M-8545
Similar part
13.50mm Internal Diameter Spacer
7G-8839
Similar part
20.50mm Internal Diameter Spacer
574-0285
Similar part
10.50mm Internal Diameter Spacer
113-4339
Similar part
OEM & Aftermarket
Compatible parts for major brands
Global shipping
Delivering to 50+ countries
Need help?
Contact our team for support