Super Precision Ball Bearings
NSK Super Precision Bearings are designed to meet the requirements of demanding applications: high accuracy, high rotational speed and high rigidity. These bearings deliver the highest level of accuracy, supported by our production capability, state-of-the-art equipment and extensive manufacturing expertise. We are commited to applying the same rigorous quality control procedures at each stage of our production process. With optimal materials and internal design, NSK offers several types of super precision bearing, including the ROBUST series.
Product Features and Benefits:
- Optimum design - Achieved by computer simulation of temperature rise resulting from ball skid.
- Long life - Range of material specification including high quality ultra clean steel, extra pure and advanced material SHX patented by NSK.
- High accuracy - Rolling elements with P2 series available in standard steel and ceramic material.
- Low Noise - Quieter running high-speed spindle featuring Spinshot II lubrication system.
- Extension range of cage material options, available in high speed design including - brass, engineered polymer and phenolic
- Optional seals available within the standard ISO envelope
- High rotational speed
- Minimum friction and heat generation
- Controlled rigidity
NSK Range of Super Precision Bearings Include: sealed angular contact ball bearings, angular contact thrust ball bearings, high precision deep groove bearings.
Sealed options offer time saving to the end user, pre greased with long life grease, improved grease life and reduced contamination.
For a detailed description please click on the PRODUCTS tab above
We have developed the following technical tools to support you:
CAD Drawings
You can use our CAD service to obtain an image, which can be imported into your CAD package.
- For Linear components: solidcomponents.com
- For Bearings: cadenas
Technical website
- BEARING SPECIFICATIONS: download a technical specification sheet detailing the bearings main features with further options to the calculation or drawing services.
- BEARING INTERCHANGE: convert another manufacturer's bearing part number into our reference. Our interchange tool will provide you with all of the options. If you want our personal support, please do not hesitate to contact us.
- TROUBLESHOOTING GUIDE: common bearing failure modes are described, allowing you to make an assessment of your own bearing's condition and provide feedback on cause and effect.
NAVI FOCUS - CALCULATION TOOL
- Quicker choice of the most appropriate bearing for your application
- Online bearing calculation
- Basic and advanced life calculations
- Bearing fit calculations
- Calculation of vibration frequency data to be used with condition monitoring equipment
High Precision Angular Contact Ball Bearings
Ultra High-Speed Angular Contact Ball Bearings - ROBUST Series
These bearings offer improved thermal robustness, low heat generation, & improved seizure rates.
High-Speed Angular Contact Thrust Ball Bearings - ROBUST Series
High rigidity thrust bearings for lathe applications.
Sealed Angular Contact Ball Bearings
Sealed bearings - free of contamination, before and during operation while providing high level machining performance.
Ultra High Precision Angular Contact Ball Bearings - ROBUST Series
High performance bearings developed specifically for internal grinding or high-speed motor applications under spring preload.
Angular Contact Thrust Ball Bearings for Ball Screw Support
High rigidity thrust bearings designed specifically for ball screw support applications in machine tools.
For high load applications we have TAC-HR and SHR series
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Sealed Angular Contact Thrust Ball Bearings
These bearings provide excellent resistance to ingress of coolant and metal chippings, while providing highly rigidity.
High Precision Deep Groove Ball Bearings
Quiet operation with low vibration, these bearings are suitable for high-speed and high precision motors.
SHX Steel Material
Heat resistant & wear resistant steel resulting from NSK’s special proprietary materials & heat treatment technology.
PRECISION BALL BEARING CATALOGUES
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Bearing Replacement Guide (PDF - 5337.89 KB)
Catalogue with easy to use "section" selection
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Super Precision DGBB (PDF - 404.19 KB)
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Super Precision ACBB (PDF - 650.46 KB)
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Machine Tool Spindle Selection & Mounting Guide (PDF - 5981.06 KB)
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Super Precision AC Thrust (PDF - 444.43 KB)
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Super Precision Ball Screw Support (PDF - 493.65 KB)