Cylindrical Roller Radial Bearings – Single Row Standard

**TIMKEN Cylindrical Roller Bearings: Engineered for High Performance and Reliability**

TIMKEN cylindrical roller bearings are precision-engineered solutions designed to deliver exceptional radial load capacity, durability, and efficiency in demanding industrial and automotive applications. As a leader in mechanical power transmission and bearing technology, TIMKEN has perfected the design of these bearings to meet the rigorous demands of heavy machinery, high-speed equipment, and precision systems.

### **Technical Features & Design Advantages**
TIMKEN cylindrical roller radial bearings feature a robust construction with cylindrical rollers guided by high-strength cages, ensuring optimal load distribution and reduced friction. Key design elements include:

– **High Radial Load Capacity:** The line-contact design between rollers and raceways maximizes load-bearing efficiency, making these bearings ideal for applications with heavy radial loads.
– **Precision Engineering:** Tight tolerances and superior surface finishes minimize vibration and noise, enhancing performance in precision equipment such as machine tools and gearboxes.
– **Enhanced Cage Designs:** Options include brass, steel, or polymer cages to accommodate high speeds, extreme temperatures, or corrosive environments.
– **Interchangeability & Configurations:** Available in single-row, double-row, and multi-row designs, with separable or non-separable inner/outer rings for easier installation and maintenance.
– **Specialized Coatings & Materials:** Advanced heat treatment processes and corrosion-resistant coatings extend service life in harsh conditions, such as mining or marine environments.

### **Performance Benefits**
TIMKEN cylindrical roller bearings outperform competitors by delivering:
– **Extended Service Life:** Reduced wear and optimized lubrication retention lower maintenance frequency.
– **High-Speed Capability:** Precision-balanced components minimize heat generation, allowing stable operation at elevated RPMs.
– **Energy Efficiency:** Low friction design reduces power consumption, contributing to sustainable operations.
– **Versatility:** Customizable bore sizes, seals, and lubrication options ensure compatibility with diverse applications.

### **Typical Applications**
These bearings are widely used across industries, including:
– **Industrial Machinery:** Gearboxes, pumps, compressors, and conveyor systems requiring high radial stiffness.
– **Automotive Systems:** Wheel hubs, transmissions, and electric vehicle drivetrains demanding durability and efficiency.
– **Precision Equipment:** CNC spindles, printing presses, and robotics where accuracy and smooth operation are critical.

TIMKEN’s cylindrical roller bearings represent a blend of innovation and reliability, ensuring optimal performance even in the most challenging environments. By leveraging advanced materials and precision manufacturing, TIMKEN continues to set the standard for mechanical power transmission solutions worldwide.

For engineers and maintenance professionals seeking dependable, high-performance bearings, TIMKEN cylindrical roller bearings offer a proven solution for maximizing uptime and operational efficiency.

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Part Number Rows per Set d - Bore D - Outer Diameter Bearing Width Total Width Contact Angle C0 - Static Radial Rating (per row) Ce - Dynamic Radial Rating (per row) Ball Type
85RIJ391 R3
215.900 mm
292.100 mm
38.1 mm
38.1 mm
522000 N
326000 N
1100 rpm
1300 rpm
3 mm
200RJ91R3
200 mm
320 mm
88.9 mm
88.9 mm
1740000 N
1060000 N
1000 rpm
1200 rpm
CAD
200RIF92R3
200 mm
360 mm
120.65 mm
120.65 mm
2590000 N
1630000 N
940 rpm
1000 rpm
CAD
220RU30R3
220 mm
340 mm
90 mm
90 mm
1950000 N
1150000 N
930 rpm
1000 rpm
2.5 mm
200RF91R3
200 mm
320 mm
88.9 mm
88.9 mm
1740000 N
1060000 N
1000 rpm
1200 rpm
CAD
200RIT92R3
200 mm
360 mm
120.65 mm
120.65 mm
2590000 N
1630000 N
940 rpm
1000 rpm
CAD
220RU30 R3
220 mm
340 mm
90 mm
90 mm
1950000 N
1150000 N
930 rpm
1000 rpm
2.5 mm
190RN91R3
190 mm
300 mm
85.725 mm
85.725 mm
1600000 N
973000 N
1100 rpm
1300 rpm
CAD
190RIU92R3
190 mm
340 mm
114.3 mm
114.3 mm
2210000 N
1450000 N
1000 rpm
1200 rpm
CAD
180RIJ51R3
180 mm
280 mm
44 mm
44 mm
560000 N
419000 N
1300 rpm
1500 rpm
CAD
190RJ91R3
190 mm
300 mm
85.725 mm
85.725 mm
1600000 N
973000 N
1100 rpm
1300 rpm
CAD
190RIN92R3
190 mm
340 mm
114.3 mm
114.3 mm
2210000 N
1450000 N
1000 rpm
1200 rpm
CAD
180RIF51R3
180 mm
280 mm
44 mm
44 mm
560000 N
419000 N
1300 rpm
1500 rpm
CAD
190RF91R3
190 mm
300 mm
85.725 mm
85.725 mm
1600000 N
973000 N
1100 rpm
1300 rpm
CAD
190RIJ92R3
190 mm
340 mm
114.3 mm
114.3 mm
2210000 N
1450000 N
1000 rpm
1200 rpm
CAD
180RIT51R3
180 mm
280 mm
44 mm
44 mm
560000 N
419000 N
1300 rpm
1500 rpm
CAD
190RT91R3
190 mm
300 mm
85.725 mm
85.725 mm
1600000 N
973000 N
1100 rpm
1300 rpm
CAD
190RIF92R3
190 mm
340 mm
114.3 mm
114.3 mm
2210000 N
1450000 N
1000 rpm
1200 rpm
CAD
180RIU91R3
180 mm
280 mm
82.55 mm
82.55 mm
1440000 N
833000 N
1200 rpm
1400 rpm
CAD
190RIU91R3
190 mm
300 mm
85.725 mm
85.725 mm
1600000 N
973000 N
1100 rpm
1300 rpm
CAD
190RIT92R3
190 mm
340 mm
114.3 mm
114.3 mm
2210000 N
1450000 N
1000 rpm
1200 rpm
CAD
180RIN91R3
180 mm
280 mm
82.55 mm
82.55 mm
1440000 N
833000 N
1200 rpm
1400 rpm
CAD
190RIN91R3
190 mm
300 mm
85.725 mm
85.725 mm
1600000 N
973000 N
1100 rpm
1300 rpm
CAD
200RU30R3
200 mm
310 mm
82 mm
82 mm
1540000 N
924000 N
1100 rpm
1200 rpm
2 mm