Thrust Spherical Roller Bearings-Type TSR

**TIMKEN Thrust Spherical Roller Bearings (Type TSR): Engineered for Heavy-Duty Performance**

TIMKEN Thrust Spherical Roller Bearings (Type TSR) represent a pinnacle of engineering excellence, designed to handle extreme axial loads, misalignment, and harsh operating conditions with unmatched reliability. As a leader in advanced bearing technology, TIMKEN has developed these bearings to deliver superior performance in demanding industrial, automotive, and heavy machinery applications where high thrust capacity and durability are critical.

### **Technical Features & Design Advantages**
TIMKEN TSR thrust bearings incorporate a robust spherical roller design, enabling them to accommodate heavy axial loads combined with moderate radial loads. Their self-aligning capability—up to **±2° misalignment**—ensures optimal performance even in applications with shaft deflection or mounting inaccuracies. Key features include:

– **Optimized Roller Geometry**: Asymmetrical barrel-shaped rollers distribute load evenly, reducing stress concentrations and extending service life.
– **High-Capacity Design**: Engineered for **maximum load-carrying efficiency**, TSR bearings utilize a full complement of rollers or guided cage assemblies to handle extreme thrust forces.
– **Advanced Materials & Heat Treatment**: Manufactured from premium clean steel and subjected to precision heat treatment, these bearings resist wear, fatigue, and deformation under heavy loads.
– **Enhanced Lubrication Retention**: Innovative raceway and roller profiles improve lubricant distribution, reducing friction and heat generation in high-speed applications.

### **Performance Benefits**
TIMKEN TSR thrust bearings excel in applications where conventional thrust bearings fall short. Their ability to operate under **shock loads, vibration, and misalignment** makes them indispensable in industries requiring uncompromising reliability. Benefits include:

– **Extended Service Life**: Reduced metal-to-metal contact and optimized internal geometry minimize wear, lowering maintenance costs.
– **Reduced Downtime**: Robust construction and contamination resistance enhance operational uptime in harsh environments (e.g., mining, cement, or metal processing).
– **Energy Efficiency**: Low friction design contributes to lower power consumption in high-load systems.

### **Typical Applications**
TIMKEN TSR bearings are widely used in heavy industrial and precision equipment, including:
– **Industrial Machinery**: Gearboxes, extruders, and rolling mills where axial loads dominate.
– **Mining & Construction**: Vibratory screens, crushers, and conveyor systems exposed to shock loads.
– **Marine & Hydraulic Systems**: Propulsion systems, pumps, and offshore equipment requiring corrosion resistance.
– **Wind Energy**: Pitch and yaw control mechanisms in turbine systems.

### **Why Choose TIMKEN?**
Backed by over a century of innovation, TIMKEN’s TSR thrust bearings combine cutting-edge design with rigorous testing to ensure peak performance. Whether in extreme environments or precision applications, they provide the durability and efficiency needed to keep critical machinery running smoothly.

For industries demanding **high-load capacity, misalignment tolerance, and long-term reliability**, TIMKEN Thrust Spherical Roller Bearings (Type TSR) set the standard for excellence in mechanical power transmission.

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Part Number Bore Size Outside Diameter Total Width Static Load Rating Dynamic Load Rating Thermal Speed Rating
29276EJ
380 mm
520 mm
85 mm
7630000 N
1860000 N
CAD
29296EM
480 mm
650 mm
103 mm
11700000 N
2340000 N
CAD
29356EJ
280 mm
440 mm
95.04 mm
8500000 N
2580000 N
740 rpm
29376EM
380 mm
600 mm
132 mm
17780000 N
4300000 N
500 rpm
29396EM
480 mm
730 mm
150 mm
20000000 N
4820000 N
440 rpm
29456EJ
280 mm
520 mm
145.16 mm
1430000 N
4920000 N
1300 rpm
29476EM
380 mm
670 mm
175 mm
24870000 N
6490000 N
440 rpm
29360EJ
300 mm
480 mm
109.04 mm
9900000 N
3150000 N
690 rpm
29280EJ
400 mm
540 mm
85 mm
8110000 N
1930000 N
CAD
29460EJ
300 mm
540 mm
145 mm
15000000 N
4990000 N
600 rpm
29380EM
400 mm
620 mm
132 mm
15100000 N
3850000 N
530 rpm
29264EJ
320.000 mm
440 mm
73 mm
5160000 N
1320000 N
CAD
29480EM
400 mm
710 mm
185 mm
28470000 N
7330000 N
410 rpm
29364EJ
320.000 mm
500 mm
109 mm
10700000 N
2830000 N
650 rpm
29284EM
420 mm
580 mm
95 mm
12460000 N
2680000 N
580 rpm
29422EJ
110 mm
230 mm
73 mm
2840000 N
1200000 N
1700 rpm
29332EJ
160 mm
270 mm
67 mm
3370000 N
1190000 N
1300 rpm
29440EJ
200 mm
400 mm
122 mm
8470000 N
3210000 N
900 rpm
29324EJ
120 mm
210 mm
54 mm
2070000 N
768000 N
1700 rpm
29332EJN1
160 mm
270 mm
67 mm
3370000 N
1190000 N
1300 rpm