— GLOBAL BESTSELLER BEARINGS
One Way Bearings
One way bearings, also known as freewheel bearings or overrunning clutches, consist of inner and outer components, rolling or locking elements, cages, and clutch mechanisms. They are designed to transmit torque in one direction while allowing free rotation in the opposite direction. Therefore, these bearings provide reliable overrunning, indexing, and backstop functions for automotive systems, industrial drives, and motion control applications.

One-Way Locking
Smooth Overrunning
Compact Design
Low Friction
High Reliability
Long Service Life
Advantages
- Provide accurate torque transmission in one rotational direction.
- Enable free rotation with reduced friction in reverse direction.
- Offer space-saving solutions for mechanical transmission systems.
- Support reliable torque transmission under demanding operating conditions.
- Provide fast engagement for indexing and backstop applications.
- Improve durability through optimized materials and precision manufacturing.
Bearing Range & Customization Capabilities
HSN supplies standard and customized one way bearings with bore diameters from 8 mm to over 100 mm, covering common FEN, FGK, FCN, FDN, FDE, and ZZ series designs. Our products provide reliable locking, overrunning, backstop, and torque transmission performance for industrial transmission and motion control applications. In addition, HSN supports customized solutions for special loads, high temperatures, corrosive environments, and non-standard replacement requirements.
| series | Bore Diameter Range |
|---|---|
| FEN Series | 20 mm – 100 mm |
| FGK Series | 20 mm – 50 mm |
| FCN Series | 8 mm – 80 mm |
| FDN Series | 12 mm – 100 mm |
| FDE Series | 8 mm – 95 mm |
| ZZ Series | 8 mm – 40 mm |
| ...... | ...... |
Specifications of One Way Bearings
Application Industries
One way bearings are designed for industries requiring controlled rotation, reliable torque transmission, and protection against reverse movement. Their locking mechanism allows efficient power transfer in one direction while supporting free rotation in the opposite direction. Therefore, these bearings are widely used in automotive, industrial automation, material handling, textile, packaging, printing, agricultural, energy, and general machinery applications.
Interchangeable Brands
HSN reviews the product portfolios and technical features of leading global one way bearing brands, including SKF, FAG, INA, NTN, NSK, KOYO, and Timken. Key comparisons cover locking structures, roller and sprag designs, torque capacity, overrunning performance, lubrication methods, operating conditions, and application characteristics. By analyzing the performance features and technical specifications of each brand, HSN helps customers understand product differences and provides reliable guidance for industrial purchasing, equipment replacement, brand substitution, and bearing selection.
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