**TIMKEN Tapered Roller Bearings: Single Cups & Flanged Cups for Demanding Industrial Applications**
For over a century, TIMKEN has been a global leader in engineered bearings and mechanical power transmission solutions, delivering unmatched reliability and performance in the most demanding applications. Among its flagship products, **TIMKEN Tapered Roller Bearings** stand out for their precision, durability, and ability to handle combined radial and thrust loads. This introduction focuses on two critical variants: **Single Cups (0 Series)** and **Single Flanged Cups (Imperial 261 Series)**, highlighting their technical features, performance advantages, and industrial applications.
### **Technical Features & Design Excellence**
TIMKEN’s **Single Cups (0 Series)** and **Single Flanged Cups (Imperial 261 Series)** are designed for high-load, high-speed, and long-service applications. These bearings feature:
– **Optimized Tapered Geometry** – Precision-engineered rollers and raceways ensure even load distribution, reducing friction and wear.
– **Robust Construction** – Manufactured from premium alloy steel, these bearings undergo advanced heat treatment for superior hardness and fatigue resistance.
– **Flanged Cup Design (261 Series)** – The integrated flange provides secure axial location, simplifying housing design and preventing misalignment in dynamic applications.
– **Interchangeability & Standardization** – Conforming to imperial dimensions, these bearings are compatible with industry-standard housings, ensuring easy replacement and integration.
### **Performance Advantages**
TIMKEN’s tapered roller bearings excel in environments where shock loads, heavy radial/axial forces, and high rotational speeds are present. Key benefits include:
– **Extended Service Life** – Advanced metallurgy and precision grinding minimize wear, reducing maintenance frequency.
– **Enhanced Load Capacity** – The tapered design efficiently manages both radial and thrust loads, making them ideal for combined load scenarios.
– **Reduced Friction & Heat Generation** – Optimized roller profiles and surface finishes enhance lubrication efficiency, lowering operating temperatures.
– **Versatility in Mounting** – Single cups allow for flexible configurations, while flanged cups provide added stability in applications requiring precise axial positioning.
### **Typical Applications**
These bearings are widely used across industries where reliability and precision are critical:
– **Industrial Machinery** – Conveyors, gearboxes, pumps, and mining equipment benefit from their high load capacity and durability.
– **Automotive Systems** – Wheel hubs, transmissions, and differentials rely on tapered roller bearings for smooth power transmission under varying loads.
– **Precision Equipment** – Machine tool spindles and agricultural machinery leverage their ability to maintain accuracy under stress.
### **Conclusion**
TIMKEN’s **Single Cups (0 Series)** and **Single Flanged Cups (Imperial 261 Series)** represent the pinnacle of tapered roller bearing technology, offering engineers a trusted solution for harsh operating conditions. Whether in heavy industry, automotive systems, or precision machinery, these bearings deliver consistent performance, reduced downtime, and long-term cost savings—reinforcing TIMKEN’s legacy as a leader in mechanical power transmission innovation.
For applications demanding strength, precision, and reliability, TIMKEN’s tapered roller bearings remain the industry benchmark.
Part Number | Series | D - Cup Outer Diameter | C - Cup Widthh |
---|---|---|---|
495 |
140 mm |
22.225 mm |
|
290000 |
444.5 mm |
39.688 mm |
|
34000 |
121.442 mm |
17.463 mm |
|
2900 |
85.001 mm |
20.638 mm |
|
34000 |
122.238 mm |
21.430 mm |
|
29500 |
107.95 mm |
19.05 mm |
|
3500 |
87.313 mm |
23.813 mm |
|
29500 |
110 mm |
19.05 mm |
|
35000 |
82.931 mm |
17.463 mm |
|
29600 |
112.713 mm |
19.05 mm |
|
355 |
85.001 mm |
17.463 mm |
|
29600 |
112.713 mm |
19.05 mm |
|
3600 |
61.913 mm |
23.813 mm |
|
29600 |
114.287 mm |
19.05 mm |
|
365 |
88.900 mm |
16.513 mm |
|
2600 |
66.421 mm |
19.05 mm |
|
3100 |
72.626 mm |
23.813 mm |
|
365 |
90 mm |
15.875 mm |
|
26800 |
79.375 mm |
19.05 mm |
|
31500 |
76.2 mm |
23.813 mm |