Advantages
- Reinforced double‑metal shell, high rigidity, anti‑deformation, ideal for large‑size seals
- Strong press‑fit retention, no outer‑ring slipping under heavy vibration
- Double lip design: spring‑loaded main lip for oil sealing plus dust lip against dirt & moisture
- Allows back‑side installation for special housing structure
- Stable dimension under temperature variation, consistent interference fit
- Multiple rubber material options: NBR / FKM / ACM for different working conditions
- Easy removal during maintenance