Tapered Roller Bearings – Double Tapered Cup – Imperial

Tapered Roller Bearings Product Introduction

**TIMKEN Tapered Roller Bearings: High-Performance Solutions for Demanding Applications**

When reliability, durability, and precision matter, **TIMKEN Tapered Roller Bearings** stand as a benchmark for performance in industrial machinery, automotive systems, and precision equipment. Among TIMKEN’s extensive portfolio, **Double Cup Tapered Roller Bearings**—including the **Imperial Series 718**—deliver unmatched load-handling capabilities, extended service life, and optimized efficiency in challenging operating conditions.

### **Technical Features & Design Advantages**
TIMKEN’s **Double Tapered Cup Bearings** are engineered to accommodate combined radial and thrust loads, making them ideal for applications where heavy loads and misalignment resistance are critical. The **Imperial 718 Series** features a robust double-cup design, enabling precise alignment and load distribution across the bearing assembly. Key technical attributes include:

– **Optimized Geometry**: Precision-ground rollers and raceways minimize friction while maximizing load capacity.
– **High-Strength Steel**: Manufactured from premium alloy steels, these bearings offer superior hardness and fatigue resistance.
– **Interchangeable Components**: The double-cup design allows for easy mounting and replacement, reducing downtime.
– **Sealing & Lubrication Options**: Configurable with advanced seals or open designs to suit grease or oil lubrication needs.

### **Performance Benefits**
TIMKEN’s tapered roller bearings excel in applications requiring **high radial and axial load support**, such as gearboxes, wheel hubs, and heavy-duty industrial machinery. The **double-cup configuration** enhances stability, distributing loads evenly to prevent premature wear. Additional advantages include:

– **Extended Bearing Life**: Advanced heat treatment and surface finishing reduce wear and extend operational lifespan.
– **Reduced Friction & Heat Generation**: Precision engineering ensures smooth rotation, lowering energy consumption.
– **Misalignment Compensation**: The tapered design accommodates minor shaft deflections, maintaining performance under dynamic conditions.

### **Typical Applications**
TIMKEN Double Cup Tapered Roller Bearings are widely used across industries, including:

– **Industrial Machinery**: Conveyors, crushers, and mining equipment benefit from their high load capacity and durability.
– **Automotive Systems**: Wheel ends, differentials, and transmissions rely on their precision and reliability.
– **Precision Equipment**: Machine tool spindles and agricultural machinery leverage their stability under heavy loads.

For engineers and maintenance professionals seeking a **high-performance, long-lasting bearing solution**, TIMKEN’s **Double Cup Tapered Roller Bearings (Imperial 718 Series)** provide a proven combination of strength, precision, and efficiency—ensuring optimal performance in the most demanding environments.

*Trust TIMKEN’s legacy of innovation to keep your equipment running smoothly, mile after mile, cycle after cycle.*

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Part Number Serie D - Cup Outer Diameter C - Double Cup Width
29622D
29600
114.287 mm
46.038 mm
25520D
25500
82.931 mm
47.625 mm
28318DC
28000
80.035 mm
34.925 mm
29622DC
29600
114.287 mm
46.038 mm
25520DC
25500
82.931 mm
47.625 mm
285228D
285000
574.675 mm
106.363 mm
29622DV
29600
114.287 mm
46.038 mm
26282D
26000
71.438 mm
36.513 mm
285228DC
285000
574.675 mm
106.363 mm
29820D
29800
323.85 mm
50.8 mm
26284D
26000
71.973 mm
36.513 mm
28921D
28900
100 mm
44.45 mm
29820DC
29800
323.85 mm
50.8 mm
275156CD
275000
393.7 mm
109.538 mm
28921DC
28900
100 mm
44.45 mm
327357D
327000
901.700 mm
212.725 mm
275156D
275000
393.7 mm
109.538 mm
291751CD
290000
444.5 mm
98.425 mm
275156DC
275000
393.7 mm
109.538 mm
291751DC
290000
444.5 mm
98.425 mm