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
1328X
1300
52.388 mm
14.288 mm
11315
11000
80 mm
14.288 mm
12520
12500
49.225 mm
15.875 mm
1329
1300
53.975 mm
14.288 mm
11315-S
11000
80 mm
14.288 mm
126150
126000
381.000 mm
57.150 mm
1330
1300
50.8 mm
15.875 mm
113170
113000
431.800 mm
49.213 mm
127135
127000
349.148 mm
44.45 mm
1331
1300
56.896 mm
14.288 mm
113181
113000
459.892 mm
49.213 mm
127137
127000
350.838 mm
44.45 mm
13318
13000
80.963 mm
14.288 mm
114160
114000
406.400 mm
57.150 mm
127138
127000
355.498 mm
44.45 mm
133180
133000
457.098 mm
47.625 mm
11520
11500
42.863 mm
9.525 mm
127140
127000
355.6 mm
44.45 mm
116097
116000
247.650 mm
47.625 mm
128160
128000
406.400 mm
53.975 mm