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
440RU30OA107R3
440 mm
650 mm
157 mm
157 mm
7270000 N
3660000 N
350 rpm
380 rpm
6.4 mm
530RU30AF1874R3
530 mm
780 mm
185 mm
185 mm
10600000 N
5060000 N
260 rpm
280 rpm
CAD
530RU30OB630R3
530 mm
780 mm
185 mm
185 mm
10600000 N
5060000 N
260 rpm
280 rpm
5.1 mm
530RU30OB630R4
530 mm
780 mm
185 mm
185 mm
10600000 N
5060000 N
260 rpm
280 rpm
5.1 mm
220RIU744R3
558.8 mm
711.2 mm
111.125 mm
111.125 mm
5570000 N
2400000 N
300 rpm
330 rpm
5.1 mm
560RJ18R3
560 mm
680 mm
56 mm
56 mm
2310000 N
877000 N
320 rpm
370 rpm
4.1 mm
275RIU808R3
698.5 mm
1016 mm
133.35 mm
133.35 mm
8340000 N
4600000 N
210 rpm
230 rpm
6.1 mm
220RU03R3
220 mm
460 mm
88 mm
88 mm
1570000 N
1340000 N
840 rpm
970 rpm
4.1 mm
240RU30R3
240 mm
360 mm
92 mm
92 mm
2170000 N
1220000 N
840 rpm
940 rpm
2.5 mm
240RU91AO132R3
240 mm
390 mm
108 mm
108 mm
2650000 N
1570000 N
790 rpm
880 rpm
3 mm
240RU91OA107R3
240 mm
390 mm
107.95 mm
107.95 mm
2650000 N
1570000 N
790 rpm
880 rpm
4 mm
240RU91OC103R3
240 mm
390 mm
108 mm
108 mm
2650000 N
1570000 N
790 rpm
880 rpm
3 mm
240RU91R6
240 mm
390 mm
108 mm
108 mm
2650000 N
1570000 N
790 rpm
880 rpm
3 mm
240RU91 R3
240 mm
390 mm
107.95 mm
107.95 mm
2650000 N
1570000 N
790 rpm
870 rpm
4 mm
240RU91R3
240 mm
390 mm
107.95 mm
107.95 mm
2670000 N
1580000 N
790 rpm
880 rpm
CAD
240RN91R3
240 mm
390 mm
107.95 mm
107.95 mm
2670000 N
1580000 N
790 rpm
880 rpm
CAD
240RJ91R3
240 mm
390 mm
107.95 mm
107.95 mm
2670000 N
1580000 N
790 rpm
880 rpm
CAD
240RF91R3
240 mm
390 mm
107.95 mm
107.95 mm
2670000 N
1580000 N
790 rpm
880 rpm
CAD
240RT91R3
240 mm
390 mm
107.95 mm
107.95 mm
2670000 N
1580000 N
790 rpm
880 rpm
CAD
240RIU91R3
240 mm
390 mm
107.95 mm
107.95 mm
2670000 N
1580000 N
790 rpm
880 rpm
CAD
240RIN91R3
240 mm
390 mm
107.95 mm
107.95 mm
2670000 N
1580000 N
790 rpm
880 rpm
CAD
240RIJ91R3
240 mm
390 mm
107.95 mm
107.95 mm
2670000 N
1580000 N
790 rpm
880 rpm
CAD
240RIF91R3
240 mm
390 mm
107.95 mm
107.95 mm
2670000 N
1580000 N
790 rpm
880 rpm
CAD
240RIT91R3
240 mm
390 mm
107.95 mm
107.95 mm
2670000 N
1580000 N
790 rpm
880 rpm
CAD