Cam Followers

**NTN Needle Roller Bearings Cam Followers: Precision, Durability, and Performance for Demanding Applications**

NTN is a globally recognized leader in the design and manufacture of high-performance rolling bearings, and its **Needle Roller Bearings Cam Followers** are among the most reliable and efficient solutions for motion control in industrial machinery, automotive systems, and precision equipment. Engineered to withstand high loads, reduce friction, and ensure smooth operation, these cam followers are critical components in applications requiring precise linear or oscillating motion under challenging conditions.

### **Technical Features & Design Excellence**
NTN’s **Needle Roller Bearings Cam Followers** incorporate a robust outer ring, precision-ground needle rollers, and a hardened inner shaft or stud, ensuring optimal load distribution and extended service life. Key design features include:

– **High Load Capacity**: The compact needle roller arrangement maximizes contact area, enabling superior radial load handling while maintaining a low cross-sectional profile.
– **Sealed & Lubricated Options**: Many models come with integrated seals and pre-lubrication (grease or oil) to minimize maintenance and prevent contamination in harsh environments.
– **Heat-Treated Components**: Hardened outer rings and precision-ground rollers enhance wear resistance and fatigue life, even under high-stress cyclical loading.
– **Stud or Yoke Types Available**: Configurations include eccentric, concentric, or crowned stud designs to accommodate different alignment and mounting requirements.

### **Performance Advantages**
NTN’s cam followers excel in demanding applications due to their:

– **Low Friction & Smooth Operation**: Optimized roller geometry reduces sliding friction, ensuring consistent motion and energy efficiency.
– **High Rigidity & Shock Resistance**: The robust construction withstands heavy loads and impact forces, making them ideal for aggressive industrial environments.
– **Corrosion Protection**: Options with special coatings or stainless-steel materials are available for corrosive or high-moisture conditions.
– **Precision Tracking**: Accurate roller alignment minimizes edge stress, preventing premature wear and ensuring reliable performance in cam-driven systems.

### **Typical Applications**
NTN Needle Roller Bearings Cam Followers are widely used across industries, including:

– **Industrial Machinery**: Conveyor systems, printing presses, packaging equipment, and textile machinery where precise cam tracking is critical.
– **Automotive Systems**: Valve trains, throttle linkages, and transmission mechanisms requiring high-speed, low-friction motion control.
– **Precision Equipment**: Robotics, medical devices, and automation systems that demand smooth, backlash-free movement.

### **Conclusion**
With their superior engineering, durability, and versatility, **NTN Needle Roller Bearings Cam Followers** provide an optimal solution for applications that demand reliability under heavy loads and harsh conditions. Whether in automotive, industrial automation, or precision machinery, NTN’s commitment to quality ensures peak performance and extended operational life—reducing downtime and maintenance costs.

For engineers and designers seeking high-performance motion control components, NTN’s cam followers represent a trusted choice backed by decades of innovation and expertise in bearing technology.

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Part Number G B1 B2 D B C Mass
CR28H
3/4-16UNF
71.400 mm
44.400 mm
44.450 mm
27.000 mm
25.400 mm
0.375 kg
CR28LL
3/4-16UNF
71.400 mm
44.400 mm
44.450 mm
27.000 mm
25.400 mm
0.375 kg
CR24LLH
5/8-18UNF
61.900 mm
38.100 mm
38.100 mm
23.800 mm
22.225 mm
0.225 kg
CR28LLH
3/4-16UNF
71.400 mm
44.400 mm
44.450 mm
27.000 mm
25.400 mm
0.375 kg
CR24X
5/8-18UNF
61.900 mm
38.100 mm
38.100 mm
23.800 mm
22.225 mm
0.225 kg
CR28XH
3/4-16UNF
71.400 mm
44.400 mm
44.450 mm
27.000 mm
25.400 mm
0.375 kg
CR20XH
1/2-20UNF
52.400 mm
31.800 mm
31.750 mm
20.600 mm
19.050 mm
0.150 kg
CR20XLL
1/2-20UNF
52.400 mm
31.800 mm
31.750 mm
20.600 mm
19.050 mm
0.150 kg
CR20XLLH
1/2-20UNF
52.400 mm
31.800 mm
31.750 mm
20.600 mm
19.050 mm
0.150 kg
CR22
1/2-20UNF
52.400 mm
31.800 mm
34.925 mm
20.600 mm
19.050 mm
0.166 kg
CR22H
1/2-20UNF
52.400 mm
31.800 mm
34.925 mm
20.600 mm
19.050 mm
0.166 kg
CR22LL
1/2-20UNF
52.400 mm
31.800 mm
34.925 mm
20.600 mm
19.050 mm
0.166 kg
CR22LLH
1/2-20UNF
52.400 mm
31.800 mm
34.925 mm
20.600 mm
19.050 mm
0.166 kg
CR22X
1/2-20UNF
52.400 mm
31.800 mm
34.925 mm
20.600 mm
19.050 mm
0.166 kg
CR22XH
1/2-20UNF
52.400 mm
31.800 mm
34.925 mm
20.600 mm
19.050 mm
0.166 kg
CR22XLL
1/2-20UNF
52.400 mm
31.800 mm
34.925 mm
20.600 mm
19.050 mm
0.166 kg
CR18XLLH
7/16-20UNF
42.800 mm
25.400 mm
28.575 mm
17.400 mm
15.875 mm
0.100 kg
CR22XLLH
1/2-20UNF
52.400 mm
31.800 mm
34.925 mm
20.600 mm
19.050 mm
0.166 kg
CR20
1/2-20UNF
52.400 mm
31.800 mm
31.750 mm
20.600 mm
19.050 mm
0.150 kg
CR24
5/8-18UNF
61.900 mm
38.100 mm
38.100 mm
23.800 mm
22.225 mm
0.225 kg