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
EE514045
N/A
114.300 mm
82.550 mm
802000 N
1010000 N
HH224346
HH224300
114.300 mm
66.675 mm
680000 N
906000 N
HH224346V
HH224300
114.300 mm
66.675 mm
806000 N
906000 N
HH926744
N/A
114.300 mm
82.550 mm
1070000 N
1080000 N
HM926740
HM926700
114.300 mm
49.428 mm
586000 N
673000 N
HM926740V
HM926700
114.300 mm
49.428 mm
586000 N
673000 N
K150198
HH224300
114.300 mm
66.675 mm
806000 N
906000 N
L623149
L623100
114.300 mm
21.433 mm
118000 N
188000 N
LM122948
LM122900
114.300 mm
34.925 mm
240000 N
357000 N
NA71450
N/A
114.300 mm
53.181 mm
N/A
CAD
NA97450
N/A
114.300 mm
57.944 mm
N/A
CAD
HM926740NA
N/A
114.300 mm
57.944 mm
N/A
CAD
64452
64000
114.976 mm
41.275 mm
254000 N
419000 N
64452A
64000
114.976 mm
41.275 mm
275000 N
419000 N
HH224349
HH224300
114.976 mm
66.675 mm
680000 N
906000 N
64452X
64000
115.001 mm
40.000 mm
254000 N
419000 N
71453
71000
115.087 mm
49.213 mm
364000 N
543000 N
71455
71000
115.087 mm
49.213 mm
364000 N
543000 N
LL420549
N/A
101.600 mm
15.083 mm
64900 N
104000 N
LM120749
N/A
101.600 mm
31.750 mm
172000 N
292000 N
LM520349
LM520300
101.600 mm
21.717 mm
128000 N
195000 N
LM720648
N/A
101.600 mm
25.400 mm
132000 N
202000 N
LM921845
N/A
101.600 mm
31.750 mm
170000 N
219000 N
NA691
N/A
101.600 mm
46.0375 mm
N/A
CAD