The 3307 2RS Angular Contact Ball Bearing is designed for high-precision applications requiring combined radial and axial load support. Key parameters include:
| Parameter | 3307 2RS | 3306 2RS | 3308 2RS |
|---|---|---|---|
| Inner Diameter (mm) | 35 | 30 | 40 |
| Outer Diameter (mm) | 72 | 62 | 80 |
| Width (mm) | 28 | 24 | 32 |
| Dynamic Load (kN) | 43.6 | 37.2 | 52.8 |
| Static Load (kN) | 24.5 | 19.8 | 30.1 |
| Contact Angle | 30° | 25° | 35° |
| Sealing | Rubber (2RS) | Rubber (2RS) | Rubber (2RS) |
Used in CNC spindle units, gearboxes, and high-speed pumps to manage bidirectional loads while minimizing friction.
Critical for wheel hubs, transmission systems, and electric vehicle motors requiring precision and durability.
Deployed in robotic arms and flight control actuators where accuracy and low torque fluctuation are paramount.
In CNC machining, the 3307 2RS reduces spindle vibration, enabling surface finishes below Ra 0.4µm at 12,000 RPM.
Supports axial loads up to 24.5kN in material handling equipment operating in dusty environments.
Challenge: Frequent bearing failures in automated gear grinding machines.
Solution: Retrofit with 3307 2RS bearings.
Result: 68% reduction in downtime; 15-month average service life.
Challenge: Overheating in 150kW traction motors.
Solution: Implemented grease-packed 3307 2RS units.
Result: Operating temperatures reduced by 22°C; passed 10,000-hour endurance testing.
Optimize your machinery with certified 3307 2RS bearings. Contact our engineering team:
Email: info@vivalr.com
Phone: (86) 15866781826
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