**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 |
---|---|---|---|
LM742700 |
285.750 mm |
34.925 mm |
|
HM624700 |
199.974 mm |
34.925 mm |
|
L507900 |
87.313 mm |
14.288 mm |
|
LL648400 |
315.913 mm |
22.225 mm |
|
HM804800 |
95.250 mm |
24.021 mm |
|
L623100 |
152.400 mm |
16.670 mm |
|
LL780200 |
725.488 mm |
33.338 mm |
|
HM807000 |
104.775 mm |
28.575 mm |
|
L624500 |
160.338 mm |
16.670 mm |
|
LL788300 |
1219.200 mm |
42.863 mm |
|
HM807000 |
108.966 mm |
28.575 mm |
|
L630300 |
192.088 mm |
18.999 mm |
|
LL788300 |
1219.200 mm |
42.863 mm |
|
HM807000 |
108.966 mm |
28.575 mm |
|
L826900 |
184.150 mm |
18.258 mm |
|
LL889000 |
1435.100 mm |
47.625 mm |
|
HM813800 |
130.200 mm |
26.988 mm |
|
L853000 |
349.949 mm |
23.813 mm |
|
HM89400 |
76.2 mm |
23.020 mm |
|
L865500 |
479.425 mm |
34.925 mm |