Tapered Roller Bearings – Single Cups – Imperial

Tapered Roller Bearings Product Introduction

**TIMKEN Tapered Roller Bearings – Single Cups (Imperial Series 1852): Engineered for Precision and Durability**

TIMKEN® Tapered Roller Bearings – Single Cups (Imperial Series 1852) represent the pinnacle of reliability and performance in demanding mechanical power transmission applications. Designed to handle combined radial and thrust loads with exceptional efficiency, these bearings are a cornerstone of industrial machinery, automotive systems, and precision equipment where durability, load capacity, and smooth operation are critical.

### **Technical Features & Design Excellence**
The TIMKEN 1852 series single cups feature a precision-engineered tapered raceway that ensures optimal contact between rollers and races, distributing loads evenly to minimize stress concentrations. Key technical attributes include:

– **High-Quality Steel Construction:** Manufactured from premium-grade alloy steel, these bearings undergo rigorous heat treatment processes to enhance hardness, fatigue resistance, and operational lifespan.
– **Precision Ground Surfaces:** The cup’s tapered inner diameter (ID) and outer diameter (OD) are precision-ground to tight tolerances, ensuring seamless compatibility with cones and housings for reduced friction and vibration.
– **Optimized Geometry:** The tapered roller design minimizes slippage under heavy loads, while advanced surface finishes reduce wear and extend service intervals.
– **Interchangeability:** Conforming to imperial sizing standards, the 1852 series ensures easy integration into existing systems, reducing downtime during maintenance or upgrades.

### **Performance Advantages**
TIMKEN’s tapered roller bearings excel in applications where high radial and axial loads are present, offering distinct advantages:

– **Superior Load Capacity:** The single cup design efficiently manages both radial and thrust loads, making it ideal for applications like gearboxes, wheel hubs, and heavy-duty conveyor systems.
– **Enhanced Durability:** Engineered for harsh environments, these bearings resist deformation under shock loads, high speeds, and variable temperatures.
– **Reduced Friction & Heat Generation:** Precision alignment of rollers and raceways lowers operational friction, improving energy efficiency and reducing thermal stress.
– **Long Service Life:** Advanced lubrication retention features and wear-resistant materials ensure consistent performance even in contaminated or high-load conditions.

### **Typical Applications**
TIMKEN 1852 single cups are widely used across industries, including:

– **Industrial Machinery:** Conveyors, crushers, and mining equipment requiring robust bearings for heavy radial/axial loads.
– **Automotive Systems:** Wheel hubs, differentials, and transmissions where precision and durability are paramount.
– **Precision Equipment:** Agricultural machinery, construction vehicles, and material handling systems demanding reliable power transmission.

For over a century, TIMKEN has set the benchmark for tapered roller bearing technology. The 1852 series single cups continue this legacy, delivering unmatched performance in the most challenging environments. Whether for OEMs or maintenance replacements, these bearings ensure operational efficiency, reduced downtime, and long-term cost savings.

*Choose TIMKEN – where innovation meets endurance.*

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Part Number Series D - Cup Outer Diameter C - Cup Widthh
15243
15000
61.913 mm
14.288 mm
142551
140000
647.700 mm
85.725 mm
15244
15000
61.999 mm
15.875 mm
142653
140000
673.100 mm
95.25 mm
15244X
15000
61.999 mm
15.875 mm
14272
14000
69.012 mm
14.288 mm
15245
15000
61.999 mm
14.288 mm
14273
14000
69.012 mm
16.955 mm
15249
15000
63.500 mm
15.875 mm
134143
134000
365.125 mm
42.863 mm
14274
14000
69.012 mm
15.875 mm
15250
15000
63.500 mm
15.875 mm
116097
116000
247.650 mm
47.625 mm
128160
128000
406.400 mm
53.975 mm
116098
116000
250.825 mm
47.625 mm
128161
128000
409.981 mm
53.975 mm
116098W
116000
250.825 mm
47.625 mm
129172
129000
438.048 mm
53.975 mm
117148
117000
374.650 mm
60.325 mm
129174
129000
439.948 mm
53.975 mm