Thrust Cylindrical Roller Bearings

**Introduction to NSK Thrust Cylindrical Roller Bearings: Precision, Performance, and Reliability**

In the demanding world of industrial machinery, automotive systems, and precision equipment, the ability to handle high axial loads with minimal friction and maximum reliability is critical. NSK’s **Thrust Cylindrical Roller Bearings** are engineered to meet these challenges, delivering exceptional performance in applications where heavy axial loads, high rigidity, and precise motion control are essential. As part of NSK’s comprehensive portfolio of **precision motion and control technologies**, these bearings combine advanced design, superior materials, and exacting manufacturing standards to ensure durability and efficiency in even the most rigorous operating conditions.

### **Technical Features and Design Excellence**
NSK’s Thrust Cylindrical Roller Bearings are designed with a robust construction that incorporates precision-ground cylindrical rollers arranged in a cage between hardened steel washers (shaft and housing washers). This configuration ensures optimal load distribution, minimizing stress concentrations and extending service life. Key technical features include:

– **High Axial Load Capacity**: The linear contact between rollers and raceways allows these bearings to support exceptionally high axial loads, making them ideal for heavy-duty applications.
– **Rigidity and Precision**: Tight tolerances and high-quality materials ensure minimal deformation under load, maintaining accuracy in precision equipment.
– **Low Friction and Heat Generation**: Optimized roller profiles and advanced cage designs reduce friction, enhancing efficiency and reducing energy consumption.
– **Robust Cage Options**: Depending on the application, cages are available in pressed steel, machined brass, or polymer materials, offering stability at high speeds or in corrosive environments.

### **Performance Advantages**
NSK’s thrust cylindrical roller bearings outperform conventional thrust bearings in several critical areas:

– **Extended Service Life**: Advanced heat treatment processes and superior surface finishes enhance wear resistance, reducing maintenance requirements.
– **High-Speed Capability**: Precision balancing and optimized lubrication options allow stable operation at elevated speeds.
– **Versatility**: Available in single-direction and double-direction configurations, these bearings can be customized for specific load and alignment requirements.

### **Typical Applications**
These bearings are widely used across industries where axial load support is paramount, including:

– **Industrial Machinery**: Heavy presses, machine tool spindles, and gearboxes.
– **Automotive Systems**: Transmissions, clutch assemblies, and electric vehicle drivetrains.
– **Precision Equipment**: Robotics, aerospace actuators, and medical imaging devices.

By integrating NSK’s Thrust Cylindrical Roller Bearings into your systems, you benefit from a proven solution that enhances performance, reduces downtime, and improves overall operational efficiency. Whether in high-load industrial environments or precision-critical applications, NSK’s engineering expertise ensures reliable motion control and long-term durability.

MORE +
CLOSE +
Designations Nominal Dimensions Basic Load Ratings Speeds
Limiting Speeds
d
mm
D
mm
T,T3
mm
r (min.)
mm
Ca
N
C0a
N
Grease
min-1
Oil (Oil-bath)
min-1
160TMP93
160
270
67
3
745000
3150000
360
1100
170TMP12
170
240
55
1.5
485000
1960000
430
1300
170TMP93
170
280
67
3
800000
3500000
340
1000
180TMP93
180
300
73
3
1000000
4000000
320
950
130TMP93
130
225
58
2.1
585000
2370000
430
1300
75TMP93
75
135
36
1.5
209000
735000
710
2200
40TMP93
40
78
22
1
63000
194000
1200
3600
45TMP11
45
65
14
0.6
33000
100000
1700
5000
45TMP93
45
85
24
1
71000
233000
1100
3400
50TMP93
50
95
27
1.1
113000
350000
1000
3000
50TMP74
50
110
27
1.1
139000
470000
900
2800
55TMP93
55
105
30
1.1
134000
450000
900
2600
60TMP12
60
95
26
1
99000
325000
1000
3000
60TMP93
60
110
30
1.1
139000
480000
850
2600
65TMP12
65
100
27
1
110000
325000
950
2800
65TMP93
65
115
30
1.1
145000
515000
850
2600
70TMP93
70
125
34
1.1
191000
635000
750
2200
70TMP74
70
150
36
2
259000
935000
670
2000
75TMP11
75
100
19
1
63500
221000
1100
3400
35TMP14
35
80
32
1.1
95500
247000
1000
3000
80TMP12
80
115
28
1
120000
420000
900
2600
80TMP93
80
140
36
1.5
208000
740000
710
2000
85TMP11
85
110
19
1
75000
298000
1100
3200
85TMP12
85
125
31
1
151000
485000
800
2400