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
M88010
M88000
68.263 mm
17.463 mm
M349510W
M349500
342.900 mm
44.45 mm
M554914X
M554900
393.7 mm
59.002 mm
M88011
M88000
68.263 mm
17.463 mm
M349511
M349500
342.900 mm
44.45 mm
M554914XV
M554900
393.7 mm
59.002 mm
M88012
M88000
68.263 mm
17.463 mm
M349512XX
M349500
342.900 mm
44.45 mm
M652911
M652900
393.7 mm
50.8 mm
M88018
M88000
73.025 mm
17.463 mm
M383210
M383200
1016 mm
142.875 mm
M667910
M667900
546.1 mm
66.675 mm
M257615X
M257600
438.048 mm
59.850 mm
M272710
M272700
679.450 mm
101.6 mm
M283410
M283400
1035.050 mm
155.575 mm
M260110
M260100
444.5 mm
60.325 mm
M274110
M274100
711.2 mm
106.363 mm
M283419
M283400
1079.899 mm
158.001 mm
M262410
M262400
469.900 mm
57.150 mm
M274110V
M274100
711.2 mm
106.363 mm