Roller Bearings Service

Top Metric Needle Roller Bearings Supplier in China

Amigo’s Metric Needle Roller Bearings stand out for their accuracy and durability while withstanding heavy loads. These bearings are designed for optimal performance, which minimizes wear and increases the lifespan of machinery. Count on Amigo, China’s foremost supplier, for dependable needle roller bearings designed to fulfill rigorous operational requirements.

INSTANT QUOTE

Advanced Technology

Strict Quality Standards

Diverse Product Range

Global Reach

Top Benefits of Using Metric Needle Roller Bearings

Metric Needle Roller Bearings provide precision, durability, efficient load handling, and reliability for diverse industrial applications.

Exceptional Precision

Ensures accurate performance with minimal deviations, enhancing machine efficiency and output.

High Durability

Built to withstand heavy usage, reducing wear and extending product lifespan.

Superior Load Capacity

Handles high radial loads effortlessly for demanding industrial tasks.

Versatile Industrial Use

Suitable for diverse applications, including automotive, manufacturing, and heavy machinery.

Explore Our Metric Needle Roller Bearings Series

HK Style Standard Needle Roller Bearings

Recommended for compact applications, HK-style needle roller bearings withstand large loads despite their small size. They ensure smooth performance for automotive, industrial, and household equipment due to precise engineering. They are durable and improve equipment reliability while conserving energy.

NA 4800 Style Standard Needle Roller Bearings

NA 4800 Style Bearings perform well for heavy radial loads and, therefore, are suitable for industrial applications. Precision-crafted using an inner ring, they provide stability and withstand wear and tear, making them ideal for automotive gearboxes, machinery, and compact transmissions.

NA 4900 Style Standard Needle Roller Bearings

Managed by NA 4900 Style Bearings, radial loads are integrated with an inner ring for added support. They are known to provide smooth and dependable performance, making them sought-after in manufacturing, automotive parts, and heavy-duty machinery.

NA 6900 Style Standard Needle Roller Bearings

NA 6900 Style Bearings are designed to handle high radial loads while also saving space. They come with an inner ring for added support, making them useful in many industries, including high-speed machinery and automotive, which fortifies dependability and accuracy.

NK Style Standard Needle Roller Bearings without Inner Ring

NK Style Standard Needle Roller Bearings Without Inner Ring
NK Style Bearings provide optimal adaptability for compact shafts as they do not have an inner ring. Geared towards systems that require accuracy within precise confines, they maintain seamless movement in hydraulic pumps, construction tools, and industrial machinery.

NKI Style Standard Needle Roller Bearings with Inner Ring

NKI Style Standard Needle Roller Bearings With Inner Ring
NKI Style Bearings have an incorporated inner ring for added sturdiness, which allows them to combine precision, reliability, and durability even under hefty loads. These bearings are most suited for use in industrial automation, construction equipment, and automotive parts where unparalleled dependability is required.

NKIS Style Standard Needle Roller Bearings with Inner Ring

NKIS Style Standard Needle Roller Bearings With Inner Ring
NKIS-style bearings are developed for increased accuracy and high load capacity. Stresses stemming from heavy-duty work in industrial automation, professional machinery, and advanced automotive systems are offset by the stability the inner ring provides, making these bearings ideal for the task.

NKS Style Standard Needle Roller Bearings without Inner Ring

NKS Style Standard Needle Roller Bearings Without Internal Ring
NKS Style Bearings are designed for use in systems featuring built-in raceways. Hence, they do not have an inner ring. Their high precision and load-bearing capabilities make them ideal for use in compact design textile machines, engine systems, and agricultural machinery.

RNA 4800 Standard Needle Roller Bearings without Inner Ring

With no inner ring, the RNA 4800 Standard Needle Roller Bearings are highly durable and can be used in transform belting, as well as in mining engineering tools. These heavy-duty bearings are perfect for withstanding robust loading during operation.

RNA 4900 Standard Needle Roller Bearings without Inner Ring

Compared to the RNA 4800, the RNA 4900 will outperform under radial loads while maintaining its compactness. Without the inner ring, these bearings are used in automotive parts and other industrial rotating equipment.

RNA 6900 Standard Needle Roller Bearings without Inner Ring

The RNA 6900 is widely used in high-dynamic mechanical engineering applications. These bearings are crafted without an inner ring, making them very flexible for use in compressors and heavy machinery.

Bearing Type	Load Capacity (Dynamic/Static)	Speed Limit (Grease/Oil)	Material	Precision & Tolerance	Noise & Vibration Levels	Design Variants	Compatibility	Durability & Lifespan
HK Style	1230 N / 880 N to 13000 N / 20000 N	Up to 60000 RPM	Steel	Standard	Low	Open/Sealed, Drawn Cup	Automotive, Compressors, Transmissions	High
NA 4800 Style	594000 N / 1800000 N	750 RPM / 1100 RPM	Steel	High	Moderate	With/Without Inner Ring	Industrial, Gearboxes	Very High
NA 4900 Style	8800 N / 10400 N to 47300 N / 85000 N	Up to 25000 RPM	Steel	High	Low	Single Row, Inner Ring	Automotive, Heavy Machinery	High
NA 6900 Style	Not Available	Not Available	Steel	High	Low	Inner Ring	High-Speed Machinery, Automotive	High
NK Style (Without Inner Ring)	Not Available	Not Available	Steel	Standard	Low	Without Inner Ring	Compact Shafts, Hydraulic Pumps	High
NKI Style (With Inner Ring)	Not Available	Not Available	Steel	High	Low	With Inner Ring	Industrial Automation, Construction	High
NKIS Style (With Inner Ring)	Not Available	Not Available	Steel	High	Low	With Inner Ring	Heavy-Duty Industrial Applications	High
NKS Style (Without Inner Ring)	Not Available	Not Available	Steel	Standard	Low	Without Inner Ring	Textile Machines, Engines	High
RNA 4800 (Without Inner Ring)	Not Available	Not Available	Steel	High	Low	Without Inner Ring	Mining, Engineering	Very High
RNA 4900 (Without Inner Ring)	8800 N / 10400 N to 47300 N / 85000 N	Up to 25000 RPM	Steel	High	Low	Without Inner Ring	Automotive, Industrial Pumps	High
RNA 6900 (Without Inner Ring)	Not Available	Not Available	Steel	High	Low	Without Inner Ring	Compressors, Heavy Machinery	High

Explore More Bearings from AMIGO

No posts found!

Latest Blog Posts

Maintain Inventiveness by Following The Blog for the Latest Best Practices, Techniques, Innovations, and Insights in the Field.

What Role Does the Shaft and Housing Play in Installation

How to Install and Inspect Needle Roller Bearings

Within the field of induced rolling processes, needle roller bearings concentrate on distinguishing motion in a specific manner to reduce resistant torque, increase life span, and boost performance. Smooth...

December 4, 2025

Choosing the Right Needle Bearing for Your Needs

The Basics of Needle Roller Bearings

Roller needle bearings may not be given much thought, but they perform a very necessary function in a great number of mechanical systems. Roller bearings, best known for their...

December 2, 2025

How Do Bearings Work in Various Applications

Principles and Use of Ball & Roller Bearings

From the automotive division to the aerospace sector, ball and roller bearings are key components in many devices, machinery, and mechanical systems. They serve functions like reducing friction, enabling...

November 21, 2025

What Are the Common Signs of Wear in Needle Bearings

How to Maintain Your Needle Bearings

Needle bearings form part of a large number of machines and systems due to their ability to reduce friction and bear high loads within a limited space. Like any...

November 20, 2025

What Are the Advantages of Needle Roller Bearings

A Closer Look at Needle Bearings: Types and Characteristics

Needle bearings may seem minute and insignificant, but these elements help to reduce friction, and radial loads, and enable smooth rotation in multiple systems including vehicles and machinery. Needle...

November 19, 2025

What are the Disadvantages of Ball Bearings

Needle Bearing vs Ball Bearings: Structure and Features

Bearings are essential components in machines because they ensure the motion is performed smoothly while helping to minimize the friction between moving components. Among the many types of bearings,...

November 18, 2025

Comparing Ball Bearings and Roller Bearings

Understanding Needle vs Roller Bearings: Which is Right for You?

Bearings ensure seamless functionality, friction control, and load-bearing capacity in many mechanical operations. When selecting a bearing, the options tend to be narrowed down to either needle bearings or...

November 15, 2025

Needle Roller Bearing vs Ball Bearing: Understanding the Key Differences

Bearings are critical parts of innumerable machines. However, having to choose a specific type of bearing can be quite difficult without knowing their specific differences. And now for the...

October 13, 2025

Get Metric Needle Roller Bearings from Amigo

Optimize your equipment with AMIGO metric needle roller bearings, which offer exceptional precision, long life, and strong load capabilities. Catering to stringent industrial standards, our bearings are unmatched in the automotive, manufacturing, and heavy machinery industries. Trust AMIGO engineering for custom solutions that deliver reliable performance. These last-issue lasting bearings will stand your test—order now and feel the AMIGO difference!

✅Unmatched Precision: Experience precise performance, ensuring reliability in various applications.
✅Exceptional Durability: Built for heavy-duty use, guaranteeing long-term service life.
✅Energy Efficiency: Reduces friction, optimizing energy usage in machines.
✅Superior Load Handling: Handles high loads, maintaining efficiency under demanding conditions.

Get in Touch Today

Frequently Ask Questions

Q: What are Metric Needle Roller Bearings?

A: Metric Needle Roller Bearings are compact, high-load capacity bearings with cylindrical rollers offering reduced friction for efficient performance.

Q: What are the key features of these bearings?

A: They feature high precision, durability, superior load handling, and energy efficiency.

Q: What industries use Metric Needle Roller Bearings?

A: Industries like automotive, manufacturing, construction, heavy machinery, and compressors rely on these bearings.

Q: What are the main benefits of these bearings?

A: They enhance machine lifespan, reduce energy consumption, and improve performance.

Q: How do I select the right bearing size?

A: Choose based on load capacity, speed requirements, compatibility, and equipment dimensions.

Q: Are these bearings suitable for high-speed applications?

A: Yes, some designs are optimized for high-speed operations with reduced vibration.

Q: What maintenance is required for these bearings?

A: Regular cleaning, lubrication, and early detection of wear or damage are essential.

Q: What materials are used in these bearings?

A: Typically, high-quality steel for strength and durability, with options for sealed variants.

Q: How do they compare to traditional ball bearings?

A: Needle roller bearings handle heavier loads in smaller spaces than ball bearings.

Roller Bearings

Ball Bearings

Super Precision Bearings

Linear Motion Bearings