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
NU2336EMAC3
180 mm
380 mm
126 mm
126 mm
2250000 N
1860000 N
1100 rpm
1200 rpm
4 mm
R-3407-A
200 mm
279.989 mm
50 mm
50 mm
682000 N
426000 N
1200 rpm
1400 rpm
2.8 mm
NU334EMA
170 mm
360 mm
72 mm
72 mm
1160000 N
1050000 N
1600 rpm
1800 rpm
4 mm
NU336EMA
180 mm
380 mm
75 mm
75 mm
1290000 N
1150000 N
1500 rpm
1600 rpm
4 mm
NUP1040MA
200 mm
310 mm
38.55 mm
51 mm
587000 N
392000 N
1700 rpm
2000 rpm
2.1 mm
NU334EMAC3
170 mm
360 mm
72 mm
72 mm
1160000 N
1050000 N
1600 rpm
1800 rpm
4 mm
NU336EMAC3
180 mm
380 mm
75 mm
75 mm
1290000 N
1150000 N
1500 rpm
1600 rpm
4 mm
NU1040MA
200 mm
310 mm
51 mm
51 mm
602000 N
445000 N
1900 rpm
2300 rpm
2.1 mm
P-1972-B
180 mm
280 mm
82.55 mm
82.55 mm
1270000 N
794000 N
1300 rpm
1500 rpm
3.2 mm
NU1038MA
190 mm
290 mm
46 mm
46 mm
525000 N
396000 N
2000 rpm
2400 rpm
2 mm
NU1040MAC3
200 mm
310 mm
51 mm
51 mm
602000 N
445000 N
1900 rpm
2300 rpm
2.1 mm
NU1036MA
180 mm
280 mm
46 mm
46 mm
500000 N
386000 N
2100 rpm
2600 rpm
2 mm
NU1038MAC3
190 mm
290 mm
46 mm
46 mm
525000 N
396000 N
2000 rpm
2400 rpm
2 mm
NU1036MAC3
180 mm
280 mm
46 mm
46 mm
500000 N
386000 N
2100 rpm
2600 rpm
2 mm
190RN30 R3
190 mm
290 mm
75 mm
75 mm
1350000 N
936000 N
1200 rpm
1300 rpm
2 mm
NU2236EMA
180 mm
320 mm
86 mm
86 mm
1520000 N
1140000 N
1200 rpm
1400 rpm
3 mm
190RN92 R3
190 mm
340 mm
114.3 mm
114.3 mm
2210000 N
1450000 N
1000 rpm
1200 rpm
3 mm
NU330EMA
150 mm
320 mm
65 mm
65 mm
951000 N
870000 N
1900 rpm
2100 rpm
4 mm
NJ332EMA
160 mm
340 mm
68 mm
68 mm
1090000 N
985000 N
1700 rpm
1900 rpm
4 mm
NJ234EMA
170 mm
310 mm
52 mm
52 mm
822000 N
685000 N
1900 rpm
2200 rpm
4 mm