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
135RIN582 R3
342.900 mm
527.05 mm
104.775 mm
104.775 mm
3350000 N
1990000 N
530 rpm
590 rpm
5.1 mm
NU30/530KMS1W33
530 mm
780 mm
185 mm
185 mm
9250000 N
4320000 N
290 rpm
310 rpm
5 mm
NUP19/950MA
950 mm
1250 mm
106.125 mm
132 mm
8520000 N
4360000 N
150 rpm
170 rpm
6 mm
NU1072MA
360.000 mm
540 mm
82 mm
82 mm
1830000 N
1110000 N
950 rpm
1100 rpm
4 mm
NU18/560MA
560 mm
680 mm
56 mm
56 mm
1730000 N
806000 N
350 rpm
410 rpm
2.5 mm
NU19/950MA
950 mm
1250 mm
132 mm
132 mm
8520000 N
4360000 N
170 rpm
190 rpm
6 mm
NU1072MAC3
360.000 mm
540 mm
82 mm
82 mm
1830000 N
1110000 N
950 rpm
1100 rpm
4 mm
O-1559-C
571.500 mm
711.2 mm
108.014 mm
120.65 mm
5990000 N
2710000 N
280 rpm
310 rpm
5 mm
T3-NU51/1340FNA
1340 mm
1540 mm
110 mm
110 mm
11800000 N
3650000 N
100 rpm
110 rpm
5 mm
NU1072AMAWEW37C7
360.000 mm
540 mm
82 mm
82 mm
1890000 N
1270000 N
940 rpm
1100 rpm
5 mm
NUP51/571M
571.500 mm
723.900 mm
88.4 mm
101.6 mm
4930000 N
2200000 N
280 rpm
310 rpm
4 mm
T3-NU3272MAW61
360.000 mm
650 mm
232 mm
232 mm
7710000 N
5320000 N
440 rpm
480 rpm
5 mm
NU28/630M
630.000 mm
780 mm
88 mm
88 mm
3490000 N
1390000 N
300 rpm
350 rpm
3 mm
NUP252MAC3
260 mm
480 mm
65.075 mm
80 mm
1710000 N
1320000 N
930 rpm
1100 rpm
4 mm
NUP5161M
305 mm
460 mm
57.56 mm
65 mm
1950000 N
1280000 N
560 rpm
630 rpm
4 mm
NJ348EMA
240 mm
500 mm
95 mm
95 mm
2190000 N
1900000 N
930 rpm
1000 rpm
4 mm
NU1056MA
280 mm
420 mm
65 mm
65 mm
1080000 N
754000 N
1300 rpm
1600 rpm
3 mm
NU1064MA
320.000 mm
480 mm
74 mm
74 mm
1500000 N
1020000 N
1100 rpm
1300 rpm
4 mm
NJ348MA
240 mm
500 mm
95 mm
95 mm
1950000 N
1430000 N
990 rpm
1100 rpm
4 mm
NU1056MAC3
280 mm
420 mm
65 mm
65 mm
1080000 N
754000 N
1300 rpm
1600 rpm
3 mm
320RN91 R3
320.000 mm
500 mm
130.2 mm
130.2 mm
4210000 N
2390000 N
550 rpm
600 rpm
4.1 mm
NU348EMA
240 mm
500 mm
95 mm
95 mm
2190000 N
1900000 N
930 rpm
1000 rpm
4 mm
NU1056MAC4
280 mm
420 mm
65 mm
65 mm
1080000 N
754000 N
1300 rpm
1600 rpm
3 mm
320NU92W45C
320.000 mm
580 mm
190.6 mm
190.6 mm
6790000 N
4020000 N
470 rpm
500 rpm
CAD