Automotive bearings and unit products
Engine
| Water pump bearings with highly reliable seal |
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- Special bearings designed for engine water pumps.
- Excellent waterproof performance using high-sealing seal. These bearings have life three times longer than that of conventional products.
- A variety of sizes and types available.
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| Phenolic resin idler pulleys |
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- Using special phenol resin that is gentle on belts, these bearings contribute to weight and cost reduction.
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| Sealed bearing for enhanced water resistance |
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- Demonstrating waterproof capability and low torque even in severe water conditions, these bearings include compressor pulley bearings, etc.
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| Heat-resistant bearings for alternators |
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- Expanded flaking resistance countermeasure technology under vibration conditions to ultrahigh temperatures (180℃).
- Superior heatproof performance of raceway material, heat treatment, retainers and seals.
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| Ceramic ball bearings for turbochargers |
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Outline
- Rolling bearings with ceramic balls, contributing to improved turbocharger performance.
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| Low-friction roller follower for rocker arms |
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Outline
- Greatly reduced torque loss by adjusting each contact surface.
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| Ball bearings for motorcycle crank journals |
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Outline
- Improved seizure and wear resistance by NV nitriding surface treatment of retainer.
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Split type needle roller and cage assemblies for big ends of motorcycle
connecting rods |
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Outline
- Suitable for severe lubrication conditions, such as in two-cycle engines, etc.
- Contribute to reduction of output loss.
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| Sealed bearings for motorcycle high-pressure applications |
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Outline
- Suitable for high temperatures and pressures inside crankshaft cases.
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Hub units
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- Combination of hub unit and CVJ technology enables this lighter-weight module.
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| Hub unit with speed sensor |
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- Capable of detecting rotation speed 1 min -1.
- Superior ease of speed sensor assembly and service.
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| Third-generation taperd roller hub unit |
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Outline
- One-piece hub shaft and inner ring (3rd generation) enables this lightweight unit.
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| Lighter weight hub units for non-driving wheels |
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Outline
- Lightweight while maintaining strength and rigidity.
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| Hab units location |
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1st generation（1G）
Hub Unit Bearing |
2nd generation（2G）
Hub Unit Bearing |
3rd generation（3G）
Hub Unit Bearing |
| Ball bearing |
Current product
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Current product
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Current product
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Tapered Roller
Bearing |
Current product
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Current product
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Developed product
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| Features |
Internal clearance is already set |
Outer ring and flange are integrated |
Hub shaft is also integrated |
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2.5 G Hub Unit Bearing |
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Current product
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Knuckle is also integrated |
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| Hub Unit with integrated Wheel Speed Sensor |
| Passive type for driven wheel |
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| Passive type for driving wheel |
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| Example of output frequency |
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| Active type for driven wheel |
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| Example of output frequency |
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Chassis, etc.
| Bearings for strut mount-style suspension |
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Outline
- Bearing compactness achieved by press-process raceways.
- Seals prevent bearing separation.
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| Bearings with resinous sheet for strut mount-style suspension |
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Outline
- Resin spring seats enable these bearings to have lower weight and cost.
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| DAC type double row angular contact ball bearings |
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Outline
- Series of ball bearings for wheels having high moment rigidity and sealing performance.
- Unnecessary to adjust pre-load during assembling.
- Filled in advance with grease having superior heat and wear resistance.
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| Bearings for sliding doors |
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Outline
- Commonly used in sliding doors of RVs, etc. to enable smooth opening and closing.
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| SOLPACK drawn cup needle roller bearings for suspension of motorcycle |
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Outline
- Roller separation prevented and maintenance-free performance enabled by filling with polymer lubricant (SOLPACK bearing).
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Drivetrain
| Tapered roller bearing unit for axle pinion |
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Outline
- Suitable for differential gear housing light alloys.
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| Low friction tapered roller bearing |
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Outline
- Maintaining the advantage of tapered roller bearings while having torque as low as that of ball bearings.
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| Needle roller and cage assemblies for high-rotation speed planetary gears |
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Outline
- Contribute to AT unit multi-staging and compactness through handling carrier high-speed rotation.
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| Low friction needle roller and cage thrust assemblies |
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Outline
- Reduce rotational torque up to 60% by optimizing contact system between rollers and retainers.
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Outline
- A variety of bearings for pull and push type clutches.
- Light type with pressed-steel raceway also available.
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Outline
- A series of high-performance bearings using special heat treatment and materials.
- Extending bearing life that is ususally short because of severe operating conditions.
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| Sprag type one-way clutches |
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- A compact device for automatic transmissions that transmits torque in only one direction.
- KW series has excellent torque transmission performance, and the KX series is lightweight and produces small inertia force.
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| Low cost and lightweight one-way clutch |
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Outline
- Weight and cost reduced by reducing the number of parts.
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| Drawn cup needle roller bearings for propeller shaft |
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Outline
- Shell type bearings suitable for cross joints of propeller shafts and driveshafts.
- Superior lubrication performance from machining radiation grooves in the bottom of cups.
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| Double cardan constant-velocity joints |
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Outline
- Lightweight, compact constant velocity joints for propeller shafts of 4WD and large passenger vehicles.
- Prevent vibration and noise and make input/output axis speed even by original centering mechanism.
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| Electric pump for idle stop car |
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Outline
- Compact structure achieved through one-piece pump, motor, and controller.
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