Tapered Roller Bearings – Single Cones – Imperial

Tapered Roller Bearings Product Introduction

**TIMKEN Tapered Roller Bearings – Single Cones (Imperial Series 2490): Engineered for Precision and Durability**

TIMKEN tapered roller bearings are synonymous with reliability, high load capacity, and precision performance in demanding industrial and automotive applications. Among its extensive portfolio, the **TIMKEN Single Cone Tapered Roller Bearings (Imperial Series 2490)** stand out as a critical component for machinery requiring robust radial and thrust load support. Designed with exacting tolerances and superior metallurgy, these bearings excel in applications where misalignment resistance, long service life, and operational efficiency are paramount.

### **Technical Features & Design Advantages**
The **TIMKEN 2490 Series Single Cone** bearings are engineered to handle combined radial and axial loads, thanks to their precision-ground tapered rollers and raceways. Key features include:

– **Optimized Load Distribution:** The tapered geometry ensures even stress distribution across the rollers, reducing edge loading and extending bearing life.
– **High-Strength Steel Construction:** Manufactured from premium alloy steels, these cones undergo advanced heat treatment processes to enhance hardness, fatigue resistance, and durability under heavy loads.
– **Interchangeability & Precision Fit:** Designed to meet imperial (inch) dimensions, the 2490 Series cones are compatible with TIMKEN cups and assemblies, ensuring seamless integration into existing systems.
– **Enhanced Lubrication Retention:** The precision-machined surfaces and optimized roller profiles promote efficient lubricant flow, minimizing friction and heat generation.

### **Performance Benefits**
TIMKEN’s Single Cone bearings deliver unmatched performance in harsh operating conditions:
– **Superior Durability:** The hardened steel construction resists wear, spalling, and micro-fatigue, even in high-vibration environments.
– **Reduced Friction & Heat Build-Up:** Precision grinding and optimized roller alignment lower rotational resistance, improving energy efficiency.
– **Versatile Mounting Options:** Single cones allow for adjustable preload and axial clearance, making them ideal for applications requiring precise shaft positioning.

### **Typical Applications**
TIMKEN 2490 Series Single Cones are widely used in heavy-duty industrial and automotive systems, including:
– **Industrial Gearboxes & Pumps:** Supporting shafts in high-torque, low-speed, or high-speed applications.
– **Construction & Mining Equipment:** Wheel hubs, conveyor systems, and crushers where shock loads are prevalent.
– **Automotive Axles & Transmissions:** Providing reliable performance in truck differentials and drivetrains.
– **Precision Machinery:** Machine tool spindles and agricultural equipment requiring tight tolerances.

For engineers and maintenance professionals seeking a balance of strength, precision, and longevity, **TIMKEN’s 2490 Series Single Cone Tapered Roller Bearings** offer a proven solution backed by over a century of bearing innovation. Whether in extreme environments or precision assemblies, these bearings ensure optimal performance with minimal downtime.

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Part Number Series d - Cone Bore B - Cone Width C1 - Dynamic Radial Rating (1 million revolutions) C0 - Static Radial Rating
HM237542
HM237500
174.625 mm
63.5 mm
976000 N
1240000 N
HM237542H
HM237500
174.625 mm
63.5 mm
976000 N
1240000 N
M236845
N/A
174.625 mm
53.975 mm
537000 N
933000 N
M236845V
N/A
174.625 mm
53.975 mm
636000 N
933000 N
EE780694
780000
176.213 mm
60.325 mm
876000 N
1080000 N
H337846
H337800
177.787 mm
87.313 mm
1010000 N
1490000 N
H337846XX
H337800
177.787 mm
87.313 mm
1010000 N
1490000 N
HM136948
HM136900
177.787 mm
74.613 mm
791000 N
1210000 N
280970
280000
177.800 mm
63.5 mm
591000 N
867000 N
36990
36900
177.800 mm
30.163 mm
209000 N
458000 N
36990H
36900
177.800 mm
30.163 mm
197000 N
458000 N
67790
67700
177.800 mm
47.625 mm
405000 N
779000 N
67790V
67700
177.800 mm
47.625 mm
480000 N
779000 N
67791
67700
177.800 mm
47.625 mm
405000 N
779000 N
82680X
82600
177.800 mm
61.913 mm
534000 N
979000 N
94700
94000
177.800 mm
63.5 mm
660000 N
1070000 N
94700W
94000
177.800 mm
63.5 mm
660000 N
1070000 N
94703W
94000
177.800 mm
63.5 mm
660000 N
1070000 N
EE222070
222000
177.800 mm
85.725 mm
954000 N
1600000 N
EE280702
280000
177.800 mm
69.106 mm
603000 N
867000 N
EE350701
N/A
177.800 mm
95.250 mm
1500000 N
1700000 N
EE420701
420000
177.800 mm
88.897 mm
1170000 N
1820000 N
EE470073
470000
177.800 mm
92.075 mm
1020000 N
1580000 N
EE470078
470000
177.800 mm
92.075 mm
1020000 N
1580000 N