Cylindrical Roller Radial Bearings – Four-Row

**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.

MORE +
CLOSE +
Part Number Bore d O.D. D Width B Width C DUR/DOR F/E Static Load Rating Co Dynamic Load Rating C1 Type
400RX2123
400 mm
560 mm
410 mm
410 mm
445 mm
16440000 N
7460000 N
RX-1
400RX2123CF1
400 mm
560 mm
410 mm
410 mm
445 mm
16440000 N
7460000 N
RX-1
431RX2141
431.5 mm
571.500 mm
300 mm
300 mm
465 mm
10600000 N
5200000 N
RX-1
440RX2245
440 mm
620 mm
450 mm
450 mm
487 mm
20200000 N
9100000 N
RX-1
460RX2371
460 mm
685 mm
400 mm
400 mm
518 mm
15880000 N
8780000 N
RX-1
480RX2303B
480 mm
650 mm
450 mm
450 mm
525 mm
21960000 N
9540000 N
RX-1
500RX2345A
500 mm
670 mm
485 mm
450 mm
540 mm
22200000 N
9520000 N
RX-4
500RX2345AC2
500 mm
670 mm
485 mm
450 mm
540 mm
22200000 N
9520000 N
RX-4
500RX2422
500 mm
710 mm
480 mm
480 mm
558 mm
23800000 N
10780000 N
RX-1
500RX2443
500 mm
720 mm
530 mm
530 mm
568 mm
28680000 N
12440000 N
RX-1
510RX2364
510 mm
680 mm
500 mm
500 mm
560 mm
26040000 N
10280000 N
RX-1
510RX2461
510 mm
730 mm
520 mm
520 mm
569 mm
27280000 N
12680000 N
RX-1
530RX2522
530 mm
760 mm
520 mm
520 mm
587 mm
27680000 N
13080000 N
RX-1
550RX2484
550 mm
740 mm
510 mm
510 mm
600 mm
28400000 N
11780000 N
RX-1
560RX2644
560 mm
820 mm
600 mm
600 mm
625 mm
34240000 N
16180000 N
RX-1
571RX2622
571.1 mm
812.97 mm
594 mm
594 mm
636 mm
35000000 N
15440000 N
RX-1
600RX2643A
600 mm
820 mm
575 mm
575 mm
660 mm
36120000 N
14780000 N
RX-1
600RX2643B
600 mm
820 mm
575 mm
575 mm
660 mm
36120000 N
14780000 N
RX-9
600RX2744
600 mm
870 mm
640 mm
640 mm
672 mm
40000000 N
18040000 N
RX-1
650RX2803A
650 mm
900 mm
650 mm
650 mm
704 mm
41200000 N
18980000 N
RX-1
650RX2841C
650 mm
920 mm
670 mm
670 mm
723 mm
45600000 N
19520000 N
RX-1
690RX2965
690 mm
980 mm
715 mm
715 mm
767.5 mm
53200000 N
22400000 N
RX-1
145RYL1452
145 mm
225 mm
156 mm
156 mm
169 mm
1832000 N
1100000 N
RY-6
145RYL1452W30BC3
145 mm
225 mm
156 mm
156 mm
169 mm
1832000 N
1100000 N
RY-6