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Office address
National Engineering Industries Ltd.
Khatipura Road Jaipur – 302006 Rajasthan, India
Phone Number

Toll Free: 1800 3000 6222
Telephone: +91 141 222 3221
Fax: +91 141 222 1926, 222 2259
CIN: U29130WB1946PLC013643

NBC Bearings

Founded in 1946, National Engineering Industries Ltd (NEI) is India’s leading bearings manufacturer and exporter, renowned for excellence in quality and delivery.

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Spherical Roller Thrust Bearings

What are Spherical Roller Thrust Bearings?

Spherical Roller Thrust Bearings are designed to handle high thrust loads while accommodating misalignment and shaft deflection. They consist of asymmetrical rollers, guided by a raceway and designed to tilt and rotate smoothly. They are made up of the following components:

  • Rollers: This comes in an asymmetrical shape, allowing for higher load capacity and reduced friction.
  • Raceways: The curved raceways of these bearings support the rollers, distributing loads evenly.
  • Cage: The cage is meant to guide the rollers in order to maintain spacing and reduce wear.

These bearings primarily support axial loads but can also handle radial loads. Their design allows them to perform efficiently even with shaft misalignment. Typically made from high-quality steel, offering durability and resistance to wear. Additionally, advanced coatings and treatments are sometimes used for added protection against corrosion and extreme conditions.

Features of Spherical Roller Thrust Bearings

  • High Load Capacity: Designed to support very high axial loads and moderate radial loads, it comes with asymmetrical rollers which facilitate increasing load capacity compared to other bearing types.
  • Misalignment Tolerance: Designed to accommodate misalignment of the shaft relative to the housing, its spherical raceway profile allows for angular movement of the rollers.
  • Durability and Shelf Life: Constructed from high-quality materials for prolonged operational life, it comes with heat treatments and coatings that enhance resistance to wear and corrosion.
  • Efficient Performance: Low friction design reduces heat generation and energy loss, while the cage design ensures smooth movement of rollers, enhancing performance.
  • Flexible Lubrication: Can be used with various lubricants, including oils and greases, to reduce friction and wear.

Advantages of Spherical Roller Thrust Bearings

  • Enhanced Load Handling: Capable of managing both axial and radial loads efficiently, it is ideal for applications where high load capacity is critical.
  • Versatility: Suitable for a wide range of applications across different industries, these bearings perform well under varying operational conditions, such as high temperatures and misalignment.
  • Reduced Maintenance: Long shelf life reduces the frequency of maintenance.Easy to maintain with proper lubrication, ensuring continuous performance.
  • Improved Reliability: Robust design and high-quality materials ensure reliable operation. Consistent performance reduces downtime and enhances overall system reliability.
  • Cost-Effective: High durability and longer shelf life helps lower the total cost of ownership. Reduced maintenance and downtime contribute to overall cost savings.

Applications of Spherical Roller Thrust Bearings

Heavy Machinery

  • Construction Equipment including excavators, bulldozers, and cranes rely on these bearings for efficient load handling and durability.
  • Mining Equipment: Crushers, conveyors, and mills benefit from the high load capacity and reliability.

Marine Industry

  • Ship Propulsion Systems: Bearings support propeller shafts, handling high axial loads and misalignment.
  • Offshore Platforms: Used in various equipment where durability and load capacity are crucial.

Energy Sector

  • Wind Turbines: Bearings support the main shaft, ensuring smooth operation despite high loads and misalignment.
  • Hydroelectric Plants: Turbine shafts and other critical components benefit from the robustness of these bearings.

Industrial Applications

  • Pulp and Paper Industry: Bearings support heavy rolls and machinery, handling high loads and ensuring smooth operation.
  • Steel Mills: Crucial in rolling mills and other equipment, where high load capacity and durability are essential.

Automotive Industry

  • Transmission Systems: Used in various parts of the transmission system, handling high loads and ensuring smooth power transmission.
  • Axle Bearings: Provide support for heavy loads and reduce friction in the drivetrain.

Aerospace Industry

  • Landing Gear: Bearings handle the high loads during landing and takeoff, ensuring reliability and safety.
  • Engine Components: Critical in supporting various engine parts, providing durability and performance under extreme conditions.

Food and Beverage Industry

  • Processing Equipment: Bearings are used in machinery that processes and packages food, requiring high load capacity and durability.
  • Bottling Machines: Ensure smooth operation and longevity in high-speed, high-load applications.

Pharmaceutical Industry

  • Production Equipment: Bearings support machinery that requires high precision and reliability, ensuring consistent performance.
  • Packaging Machines: High load capacity and durability are essential in the packaging process, where efficiency is key.

Spherical Roller Thrust Bearings are indispensable in a variety of industries due to their high load capacity, tolerance for misalignment, and overall durability. They offer numerous advantages, such as enhanced load handling, versatility, and reduced maintenance. By understanding their features and benefits, industries can better utilise these bearings to improve performance, reliability, and efficiency.

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    Leadership quotes

    Discovering unique solutions to reimagine and reinvent technology from a futuristic perspective is part of NEI’s best practices. Taking pride in unleashing the potential of innovative minds through informal education, we encourage our employees to share their exclusive ideas on our Idea portal, and we host the ‘Idea Factory’ contest for budding engineers currently studying in different universities—fostering independence of thought.
    Rohit Saboo
    Rohit SabooPresident & CEO
    Renu is a seasoned HR leader with a proven track record of strategic-business partnering, culture-building and organizational transformation in leading companies, spread across key sectors of Logistics, MEP Services, Healthcare, Engineering and Manufacturing. For her thought leadership, Renu got nominated in Asia’s 100 Power Leaders HR in 2022 and ET Prime HR Leader of the Year in 2023. An alumna of IIT Roorkee, Renu is passionate about people & culture, DEI, Future of work, and CSR. Renu joined NBC in 2024 to lead the HR function and drive growth, culture and leadership across all levels.
    Renu Bohra
    Finance these days is not about record keeping, it is more about working alongside the business and drive strategy. The world is changing so rapidly and we are going through unprecedented situations. The key is to keep on top of it and learn. It is all about evolving, innovating and adapting to succeed in the business world. At NEI, we ensure that we listen to our stakeholders and adjust ourselves to meet the evolving needs.
    Gourav Chaturvedi
    Gourav ChaturvediCFO
    As a leading exporter and manufacturer of bearings, with the objective of reducing energy consumption and improving energy efficiency to lower GHG emissions and Carbon Footprint, we take a leap forward in leveraging opportunities to expedite the transfer and diffusion of environment-friendly and clean-energy technology.
    Rohit Saboo
    Rohit SabooPresident & CEO
    Our commitment to growing our customer base across five continents is unwavering. Through our subsidiary Kinex in Europe, we enhance our proximity to international clients. We prioritize investments in product quality, our workforce, and cutting-edge technology. With well-defined growth strategies, we aim to continually expand our offerings to meet the dynamic needs of the industry and our valued customers.
    Rajesh Premchandran
    Rajesh PremchandranCSMO
    The imprint of transformational leadership in our day-to-day operations in offering flexible solutions even amidst crisis stands out as one of NEI’s core strengths. Putting employees first on our list of priorities and working in harmonious alliance adds to our spirit of maintaining a healthy and productive work environment. We rejoice at keeping up a vision that guides change through inspiration as we make our way through the extended new normal.
    Rohit Saboo
    Rohit SabooPresident & CEO
    We are delving our feet into the aerospace and defence industries. We consider this as an excellent time to enter this segment, given the present focus is on ‘Atmanirbhar Bharat’ which will lead to lower import dependency for the companies in these segments. We have been engaged with a number of aerospace businesses and have learnt that there is a lot of room for a local player to proactively work with them from concept to production.
    Dr. Lokesh Agrawal
    Dr. Lokesh AgrawalCTO
    Our nation is at the cusp of greatness , If India plays it's cards well , then this decade and the next one could belong to our nation , NEI leadership is fully geared to perform it's role in this transformation .
    Shailesh Patni
    Shailesh PatniCDS
    The ability to execute in rapidly evolving environment is set to become a decisive competitive differentiator for sustaining the profitable growth. To drive significant improvement in financial and operational metrics and to bring step change in productivity, flexibility and speed, rapid digitization through automation, advanced analytics, and machine learning is needed. Besides this, setting up resilient, risk-tolerant supply-chain and procurement structures along with re-skilling human capital with the skills and mindset the digital world requires, is the key to success
    Rajan Jain
    Rajan JainCOO
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    National Engineering Industries Ltd. Khatipura Road Jaipur - 302006 Rajasthan, India

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    Registered Office : 9/1, R. N. Mukherjee Road, Kolkata – 700 001. In case of any queries or grievances, please contact Mr.Tarun Kumar Kabra, Company Secretary.
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