Cylindrical Roller Radial Bearings – Single Row ISO

**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
NU5260MAW61
300 mm
540 mm
177.8 mm
177.8 mm
5590000 N
3930000 N
540 rpm
580 rpm
3 mm
NU3052EMAC3
260 mm
400 mm
104 mm
104 mm
2500000 N
1580000 N
770 rpm
860 rpm
3 mm
NU5260MAW61C3
300 mm
540 mm
177.8 mm
177.8 mm
5590000 N
3930000 N
540 rpm
580 rpm
3 mm
NU252MA
260 mm
480 mm
80 mm
80 mm
1710000 N
1320000 N
1000 rpm
1200 rpm
4 mm
N5161M
305 mm
460 mm
65 mm
65 mm
1950000 N
1280000 N
590 rpm
680 rpm
4 mm
NU240EMAC4
200 mm
360 mm
58 mm
58 mm
1080000 N
870000 N
1400 rpm
1600 rpm
3 mm
NU244EMA
220 mm
400 mm
65 mm
65 mm
1290000 N
1040000 N
1400 rpm
1500 rpm
4 mm
NU248EMA
240 mm
440 mm
72 mm
72 mm
1340000 N
936000 N
1200 rpm
1400 rpm
3 mm
NU2240EMAC3
200 mm
360 mm
98 mm
98 mm
1900000 N
1410000 N
1100 rpm
1200 rpm
3 mm
NU244EMAC3
220 mm
400 mm
65 mm
65 mm
1290000 N
1040000 N
1400 rpm
1500 rpm
4 mm
200RN92 R2
200 mm
360 mm
120.7 mm
120.7 mm
2580000 N
1630000 N
940 rpm
1000 rpm
4 mm
NJ2344EMA
220 mm
460 mm
145 mm
145 mm
3180000 N
2200000 N
790 rpm
870 rpm
4 mm
NU2340EMA
200 mm
420 mm
138 mm
138 mm
2760000 N
2250000 N
900 rpm
990 rpm
4 mm
NUP2344EMA
220 mm
460 mm
125.1 mm
145 mm
3180000 N
2200000 N
730 rpm
800 rpm
4 mm
NU2340EMAC3
200 mm
420 mm
138 mm
138 mm
2760000 N
2250000 N
900 rpm
990 rpm
4 mm
NU2344EMA
220 mm
460 mm
145 mm
145 mm
3130000 N
2550000 N
800 rpm
880 rpm
4 mm
NU2340EMAC4
200 mm
420 mm
138 mm
138 mm
2760000 N
2250000 N
900 rpm
990 rpm
4 mm
NU344MA
220 mm
460 mm
88 mm
88 mm
1580000 N
1200000 N
1100 rpm
1300 rpm
4 mm
NU340EMA
200 mm
420 mm
80 mm
80 mm
1580000 N
1360000 N
1200 rpm
1300 rpm
5 mm
NJ2344EMAC3
220 mm
460 mm
145 mm
145 mm
3180000 N
2200000 N
790 rpm
870 rpm
4 mm
NF5142M
210 mm
380 mm
61 mm
61 mm
1020000 N
764000 N
950 rpm
1100 rpm
4 mm
NU2344EMAC3
220 mm
460 mm
145 mm
145 mm
3130000 N
2550000 N
800 rpm
880 rpm
4 mm
NU1044MA
220 mm
340 mm
56 mm
56 mm
759000 N
565000 N
1700 rpm
2000 rpm
2.5 mm
NU2344EMAC4
220 mm
460 mm
145 mm
145 mm
3130000 N
2550000 N
800 rpm
880 rpm
4 mm