Roller Follower Yoke Type Track Roller Bearings w/ Inner Ring

**NTN Needle Roller Bearings: High-Performance Roller Followers & Track Rollers for Demanding Applications**

NTN Corporation, a global leader in bearing technology, offers a robust range of **Needle Roller Bearings**, including specialized **Roller Followers, Yoke-Type Track Rollers, and Track Roller Bearings with Inner Rings**. These precision-engineered components are designed to deliver exceptional load capacity, durability, and smooth operation in high-stress applications across industrial machinery, automotive systems, and precision equipment.

### **Technical Features & Design Advantages**
NTN’s **Needle Roller Bearings for Roller Followers and Track Rollers** incorporate advanced design elements to optimize performance in challenging environments:

– **High Load Capacity:** Utilizing needle rollers with a compact cross-section, these bearings provide superior radial load support while minimizing space requirements. The optimized roller profile reduces edge stress, enhancing longevity.
– **Robust Inner Ring Design:** Track roller bearings with an inner ring ensure precise alignment and improved load distribution, reducing wear in high-cyclic applications.
– **Sealed & Lubricated Options:** Many models feature integrated seals and pre-lubrication with high-performance grease, reducing maintenance needs and preventing contamination in harsh conditions.
– **Heat-Treated & Hardened Components:** Critical surfaces undergo advanced heat treatment processes (e.g., carburizing or induction hardening) to resist wear, fatigue, and impact loads.
– **Corrosion-Resistant Coatings:** Select variants include anti-corrosion treatments, making them suitable for automotive underbody components or industrial environments exposed to moisture and chemicals.

### **Performance Benefits**
NTN’s roller followers and track rollers excel in applications requiring:
– **Smooth, Low-Friction Motion:** Precision-ground rollers and raceways minimize rotational resistance, critical for cam followers, conveyor systems, and automated machinery.
– **High Rigidity & Shock Resistance:** Ideal for heavy-load scenarios such as construction equipment, robotic arms, or stamping presses.
– **Extended Service Life:** Reduced friction and optimized internal geometry prevent premature failure, lowering total cost of ownership.

### **Typical Applications**
These bearings are widely used in industries where reliability under dynamic loads is paramount:
– **Automotive Systems:** Camshaft followers, transmission guides, and suspension pivot points.
– **Industrial Machinery:** Packaging equipment, printing presses, and linear motion systems.
– **Precision Equipment:** Robotics, medical devices, and aerospace actuators requiring smooth, repeatable motion.

By combining **NTN’s engineering expertise** with high-quality materials and stringent manufacturing standards, these needle roller bearings ensure optimal performance in the most demanding mechanical systems. Whether for high-speed automation or heavy-duty industrial applications, NTN’s roller followers and track rollers provide a dependable solution for enhanced efficiency and durability.

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Part Number d D(0/-0.050) C B r Mass
NUTW208
40.000 mm
80.000 mm
36.000 mm
38.000 mm
0.600 mm
0.953 kg
NUTW208X
40.000 mm
80.000 mm
36.000 mm
38.000 mm
0.600 mm
0.953 kg
NUTW209
45.000 mm
85.000 mm
36.000 mm
38.000 mm
0.600 mm
1.030 kg
NUTR310X
50.000 mm
110.000 mm
30.000 mm
32.000 mm
0.600 mm
1.690 kg
NUTW209X
45.000 mm
85.000 mm
36.000 mm
38.000 mm
0.600 mm
1.030 kg
NUTW202
15.000 mm
35.000 mm
21.000 mm
22.000 mm
0.300 mm
0.115 kg
NUTW210
50.000 mm
90.000 mm
36.000 mm
38.000 mm
0.600 mm
1.110 kg
NUTW202X
15.000 mm
35.000 mm
21.000 mm
22.000 mm
0.300 mm
0.115 kg
NUTW210X
50.000 mm
90.000 mm
36.000 mm
38.000 mm
0.600 mm
1.110 kg
NUTW203
17.000 mm
40.000 mm
23.000 mm
24.000 mm
0.300 mm
0.167 kg
NUTW203X
17.000 mm
40.000 mm
23.000 mm
24.000 mm
0.300 mm
0.167 kg
NUTW204
20.000 mm
47.000 mm
28.000 mm
29.000 mm
0.300 mm
0.280 kg
NUTW204X
20.000 mm
47.000 mm
28.000 mm
29.000 mm
0.300 mm
0.280 kg
NUTW205
25.000 mm
52.000 mm
28.000 mm
29.000 mm
0.300 mm
0.322 kg
NUTW205X
25.000 mm
52.000 mm
28.000 mm
29.000 mm
0.300 mm
0.322 kg
NUTW206
30.000 mm
62.000 mm
34.000 mm
35.000 mm
0.300 mm
0.549 kg
NUTW206X
30.000 mm
62.000 mm
34.000 mm
35.000 mm
0.300 mm
0.549 kg
NUTW207
35.000 mm
72.000 mm
34.000 mm
35.000 mm
0.600 mm
0.747 kg
NUTW207X
35.000 mm
72.000 mm
34.000 mm
35.000 mm
0.600 mm
0.747 kg
NUTR208X
40.000 mm
80.000 mm
30.000 mm
32.000 mm
0.600 mm
0.817 kg