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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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Cylindrical Roller Bearings

What are Cylindrical Roller Bearings?

Cylindrical roller bearings are a unique design of bearings made for specific industrial needs. These are designed to carry a radial load and ensure minimal friction in operation. Cylindrical roller and radial ball bearings are also designed to handle small amounts of axial loads. However, it depends on the application as well as the distinct internal design of the bearings.

In general, roller bearings are known for their high-load-bearing capacity compared to the other bearing designs of the same size. Also, ball bearings usually come with a single point contact area, whereas roller bearings impact a much larger surface area.

Products Table

Products Principal Dimensions Basic Load Ratings
    Dynamic Static
  d [mm] D [mm] B [mm] C [kn] Co [kn]
NJ204ECPC3 20 47 14  32 23
NJ204ET2X 20 47 14 31 25
NJ304E 20 52 15 34 27
22X58X17 22 58 17 36 38
NU205E 25 52 15 33 28
MLNU205EXAT2X 25 52 15 38 28
NJ205 25 52 15 33 28
NJ205E 25 52 15 36 27
N205E 25 52 15 33  28
NUP205E 25 52 15 33 28
NJ2205E 25 52 18 32 30
NJ2205ET2X 25 52 15 39 35
NJ305E 25 62 17 46 38
NU305 25 62 17 33 25
NJK305 25 62 17 56 48

Types of Cylindrical Roller Bearings

Single Row Cylindrical Roller Bearing
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Single Row Cylindrical Roller Bearings
Designed for easy installation and maintenance, these bearings offer superior load-carrying capacity and stability.
Double Row Cylindrical Roller Bearings
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Double Row Cylindrical Roller Bearings
Engineered for maximum durability and load capacity, these bearings excel in demanding environments.
Four row cylindrical roller bearings
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Four Row Cylindrical Roller Bearings
Built to withstand heavy radial loads and high speeds, these bearings ensure smooth operation and minimal maintenance.
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Cylindrical Thrust Roller Bearings
Designed to handle axial loads in one direction, these bearings ensure precise motion control and reliable performance.
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Features of Cylindrical Roller Bearings

Cylindrical roller bearings are highly versatile. Due to this there can be multiple applications for the same bearings. 

  • These bearings like other bearings of the rolling type, have high radial load capacity
  • These bearings are useful for heavy radial machines with high speed since they operate in a low friction design
  • The bearings are in linear contact with bearing raceways
  • Designed with straight rollers and can be customised to tapered outside and inside diameters
  • These are light and easy to install, which reduces potential installation damage
  • Easy to maintain with less wear and tear

Advantages of Cylindrical Roller Bearings

The advantages and applications of these types of bearings vary according to the design of the bearing. There can be one to four rows of rollers and can be customised with a cage. The designs with no cage allow for the bearing design to have more rows. 

  • They are designed to be highly reliable for applications and ensure less resource consumption making it fit for the environment
  • Greater radial load bearing capacity when compared to other same sized ball bearings
  • The linear contact with raceways ensures faster speed and enhanced productivity
  • Minimal maintenance makes them resist damage from overuse
  • Additional rows in the design helps support heavier radial loads.

FAQ's

What is a roller bearing used for?

Roller bearings, including cylindrical roller bearings, are crucial components used in various machinery to support rotating shafts or axles while minimizing friction and allowing smooth movement.

They are commonly found in automotive transmissions, industrial gearboxes, electric motors, and other mechanical systems where radial or axial loads need to be supported.

What is the application of cylindrical roller thrust bearing?

Cylindrical roller thrust bearings are specifically designed to handle high axial loads in one direction, making them ideal for applications where heavy axial loads need to be supported, such as in gearboxes, pumps, and machine tool spindles.

They are commonly used in combination with radial bearings to provide both radial and axial support in rotating machinery.

What is the difference between spherical and cylindrical bearings?

Spherical bearings have a spherical outer ring and are designed to accommodate misalignment and axial loads in any direction, making them suitable for applications with shaft deflection or misalignment.

Cylindrical bearings, on the other hand, have a cylindrical shape and are primarily used to support radial loads in rotating shafts or axles.

Which is better spherical or cylindrical power?

The choice between spherical and cylindrical bearings depends on the specific requirements of the application:

  • Spherical bearings are preferred in applications where misalignment or shaft deflection is expected, as they can accommodate misalignment and axial loads in any direction.
  • Cylindrical bearings are better suited for applications where radial loads need to be supported without significant misalignment.

What is the difference between a needle roller and a cylindrical roller?

Needle roller bearings have slender cylindrical rollers with a high length-to-diameter ratio, making them suitable for applications with limited space or where high radial loads need to be supported.

Cylindrical roller bearings have larger diameter rollers and are used to support heavier radial loads in machinery such as automotive transmissions, electric motors, and industrial equipment.

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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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