**NTN Spherical Roller Bearings for Shaker Screens: Engineered for Durability and High Performance**
NTN spherical roller bearings are precision-engineered components designed to deliver exceptional performance in demanding industrial applications, particularly in shaker screens and vibratory equipment. These bearings are built to withstand heavy radial loads, moderate axial loads, and severe misalignment conditions, making them ideal for harsh operating environments where reliability and longevity are critical.
### **Technical Features & Design Advantages**
The **NTN Spherical Roller Bearing with Standard Bore** incorporates several advanced design features to enhance performance and durability:
– **Self-Aligning Capability**: The spherical roller bearing design accommodates shaft misalignment up to **1.5–3 degrees**, reducing stress on the bearing and extending service life even in applications with shaft deflection or housing inaccuracies.
– **Robust Construction**: Featuring a double-row of barrel-shaped rollers and a common spherical outer ring raceway, these bearings distribute loads evenly, minimizing wear and preventing premature failure.
– **High Load Capacity**: Optimized for **heavy radial loads and moderate axial loads**, NTN’s spherical roller bearings are ideal for the intense vibrations and dynamic forces encountered in shaker screens, mining equipment, and construction machinery.
– **Superior Lubrication Retention**: The bearing design ensures efficient grease distribution, reducing friction and heat generation while maintaining smooth operation in high-speed or high-temperature environments.
– **Enhanced Sealing Options**: Available with **labyrinth seals or snap-ring retainers**, these bearings provide superior protection against contaminants such as dust, dirt, and moisture—critical in mining, aggregate processing, and oilfield applications.
### **Performance Benefits for Industrial & Automotive Applications**
NTN’s spherical roller bearings are engineered to excel in **high-shock, high-vibration environments**, offering:
– **Extended Service Life**: Reduced wear and improved fatigue resistance due to precision-ground rollers and raceways.
– **Lower Maintenance Requirements**: Advanced sealing and lubrication technologies minimize downtime and operational costs.
– **Energy Efficiency**: Optimized internal geometry reduces friction, improving power transmission efficiency in rotating equipment.
### **Typical Applications**
These bearings are widely used in industries requiring robust, high-performance solutions, including:
– **Shaker Screens & Vibratory Equipment**: Essential for mining, oil drilling, and aggregate separation, where constant vibration and heavy loads demand reliable bearing performance.
– **Industrial Machinery**: Crushers, conveyors, gearboxes, and fans benefit from the bearing’s ability to handle misalignment and shock loads.
– **Heavy-Duty Automotive Systems**: Found in off-road vehicles, construction equipment, and truck transmissions where durability under extreme conditions is crucial.
With NTN’s reputation for precision engineering and manufacturing excellence, the **Spherical Roller Bearing with Standard Bore** ensures optimal performance, reduced downtime, and long-term reliability in the most challenging applications. Whether in mining, construction, or heavy machinery, NTN bearings provide the strength and resilience needed to keep operations running smoothly.
Part Number | d | D | B | r | Mass |
---|---|---|---|---|---|
190.000 mm |
400.000 mm |
132.000 mm |
5.000 mm |
82.600 kg |
|
200.000 mm |
420.000 mm |
138.000 mm |
5.000 mm |
95.200 kg |
|
90.000 mm |
190.000 mm |
73.000 mm |
3.000 mm |
10.100 kg |
|
110.000 mm |
240.000 mm |
92.100 mm |
3.000 mm |
21.000 kg |
|
160.000 mm |
340.000 mm |
114.000 mm |
4.000 mm |
54.000 kg |
|
170.000 mm |
360.000 mm |
120.000 mm |
4.000 mm |
59.000 kg |
|
170.000 mm |
360.000 mm |
120.000 mm |
4.000 mm |
60.620 kg |
|
180.000 mm |
380.000 mm |
126.000 mm |
4.000 mm |
71.400 kg |
|
120.000 mm |
260.000 mm |
86.000 mm |
3.000 mm |
22.600 kg |
|
120.000 mm |
260.000 mm |
86.000 mm |
3.000 mm |
21.900 kg |
|
130.000 mm |
280.000 mm |
93.000 mm |
4.000 mm |
27.900 kg |
|
130.000 mm |
280.000 mm |
93.000 mm |
4.000 mm |
28.320 kg |
|
130.000 mm |
280.000 mm |
93.000 mm |
4.000 mm |
28.320 kg |
|
140.000 mm |
300.000 mm |
102.000 mm |
4.000 mm |
34.903 kg |
|
140.000 mm |
300.000 mm |
102.000 mm |
4.000 mm |
35.520 kg |
|
140.000 mm |
300.000 mm |
102.000 mm |
4.000 mm |
36.100 kg |
|
95.000 mm |
200.000 mm |
67.000 mm |
3.000 mm |
10.000 kg |
|
150.000 mm |
320.000 mm |
108.000 mm |
4.000 mm |
41.960 kg |
|
95.000 mm |
200.000 mm |
67.000 mm |
3.000 mm |
10.000 kg |
|
150.000 mm |
320.000 mm |
108.000 mm |
4.000 mm |
43.400 kg |