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
M38514
M38500
68.263 mm
16.670 mm
M432111
M432100
223.838 mm
36.513 mm
M514512
M514500
123.825 mm
26.187 mm
M533310
M533300
231.976 mm
35.999 mm
M53611
M53600
57.150 mm
16.670 mm
M552810
M552800
392.100 mm
47.625 mm
M554914
M554900
393.7 mm
54.823 mm
M554914W
M554900
393.7 mm
54.823 mm
M554914WV
M554900
393.7 mm
54.823 mm
M554914X
M554900
393.7 mm
59.002 mm
M554914XV
M554900
393.7 mm
59.002 mm
M652911
M652900
393.7 mm
50.8 mm
M667910
M667900
546.1 mm
66.675 mm
M667911
M667900
546.1 mm
68.263 mm
M667911XX
M667900
546.1 mm
68.263 mm
M757410
M757400
438.048 mm
53.975 mm
M802011
M802000
82.550 mm
20.193 mm
M802011AP
M802000
82.550 mm
20.193 mm
M804010
M804000
88.900 mm
19.05 mm
M84210
M84200
59.530 mm
18.288 mm
M84510
M84500
57.150 mm
14.732 mm
M86610
M86600
64.292 mm
16.670 mm
M86610CP
M86600
64.292 mm
16.670 mm
M86610P
M86600
64.292 mm
16.670 mm