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
KRT85LL
M30x1.5
100.000 mm
63.000 mm
85.000 mm
37.000 mm
35.000 mm
1.740 kg
KRT85X
M30x1.5
100.000 mm
63.000 mm
85.000 mm
37.000 mm
35.000 mm
1.740 kg
KRT85XLL
M30x1.5
100.000 mm
63.000 mm
85.000 mm
37.000 mm
35.000 mm
1.740 kg
KRT90
M30x1.5
100.000 mm
63.000 mm
90.000 mm
37.000 mm
35.000 mm
1.950 kg
KRT90LL
M30x1.5
100.000 mm
63.000 mm
90.000 mm
37.000 mm
35.000 mm
1.950 kg
KRT90X
M30x1.5
100.000 mm
63.000 mm
90.000 mm
37.000 mm
35.000 mm
1.950 kg
KRT90XLL
M30x1.5
100.000 mm
63.000 mm
90.000 mm
37.000 mm
35.000 mm
1.950 kg
KRU16
M6x1
28.000 mm
16.000 mm
16.000 mm
12.000 mm
11.000 mm
0.019 kg
KRU16LL
M6x1
28.000 mm
16.000 mm
16.000 mm
12.000 mm
11.000 mm
0.019 kg
KRU16X
M6x1
28.000 mm
16.000 mm
16.000 mm
12.000 mm
11.000 mm
KRU16XLL
M6x1
28.000 mm
16.000 mm
16.000 mm
12.000 mm
11.000 mm
0.019 kg
KRU19
M8x1.25
32.000 mm
20.000 mm
19.000 mm
12.000 mm
11.000 mm
0.031 kg
KRU19LL
M8x1.25
32.000 mm
20.000 mm
19.000 mm
12.000 mm
11.000 mm
0.031 kg
KRU19X
M8x1.25
32.000 mm
20.000 mm
19.000 mm
12.000 mm
11.000 mm
KRT40
M18x1.5
58.000 mm
36.500 mm
40.000 mm
21.500 mm
20.000 mm
0.248 kg
KRT40LL
M18x1.5
58.000 mm
36.500 mm
40.000 mm
21.500 mm
20.000 mm
0.248 kg
KRT40X
M18x1.5
58.000 mm
36.500 mm
40.000 mm
21.500 mm
20.000 mm
0.248 kg
KRT40XLL
M18x1.5
58.000 mm
36.500 mm
40.000 mm
21.500 mm
20.000 mm
0.248 kg
KRT47
M20x1.5
66.000 mm
40.500 mm
47.000 mm
25.500 mm
24.000 mm
0.386 kg
KRT47LL
M20x1.5
66.000 mm
40.500 mm
47.000 mm
25.500 mm
24.000 mm
0.386 kg
KRT47X
M20x1.5
66.000 mm
40.500 mm
47.000 mm
25.500 mm
24.000 mm
0.386 kg
KRT47XLL
M20x1.5
66.000 mm
40.500 mm
47.000 mm
25.500 mm
24.000 mm
0.386 kg
KRT52
M20x1.5
66.000 mm
40.500 mm
52.000 mm
25.500 mm
24.000 mm
0.461 kg
KRT52LL
M20x1.5
66.000 mm
40.500 mm
52.000 mm
25.500 mm
24.000 mm
0.461 kg