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
3187
3100
30.163 mm
29.997 mm
94800 N
102000 N
3191
3100
30.163 mm
29.997 mm
94800 N
102000 N
334
335
30.163 mm
22.403 mm
79500 N
83400 N
3474
3400
30.163 mm
29.771 mm
105000 N
119000 N
356
355
30.163 mm
21.692 mm
81800 N
88800 N
43118
43000
30.163 mm
24.074 mm
92000 N
76200 N
M86649
M86600
30.163 mm
21.433 mm
60200 N
71700 N
M86649P
M86600
30.163 mm
21.433 mm
55700 N
71700 N
M88043
M88000
30.163 mm
22.225 mm
76300 N
77400 N
M88044
M88000
30.163 mm
22.225 mm
59600 N
77400 N
15120A
15000
30.175 mm
20.638 mm
59900 N
53900 N
15118
15000
30.213 mm
20.638 mm
59900 N
53900 N
15119
15000
30.213 mm
20.638 mm
59900 N
53900 N
15120
15000
30.213 mm
20.638 mm
59900 N
53900 N
2561X
2500
30.213 mm
24.714 mm
83700 N
94400 N
14116
14000
30.226 mm
19.583 mm
54600 N
61700 N
14116W
14000
30.226 mm
19.583 mm
54600 N
61700 N
14119A
14000
30.226 mm
19.583 mm
54600 N
61700 N
14120
14000
30.226 mm
26.721 mm
54600 N
61700 N
14121
14000
30.226 mm
25.933 mm
54600 N
61700 N
M86648
M86600
30.955 mm
21.433 mm
60200 N
71700 N
M86648A
M86600
30.955 mm
21.433 mm
60200 N
71700 N
1674
N/A
31.623 mm
20.638 mm
52500 N
57900 N
02475
02400
31.750 mm
22.225 mm
63800 N
70200 N