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
835
835
69.850 mm
56.363 mm
485000 N
522000 N
H715344
H715300
69.850 mm
46.038 mm
319000 N
405000 N
H913849
N/A
69.850 mm
39.688 mm
273000 N
256000 N
HM813846
HM813800
69.850 mm
36.513 mm
229000 N
256000 N
HM914545
N/A
69.850 mm
33.338 mm
174000 N
202000 N
L713049
L713000
69.850 mm
19.050 mm
66800 N
111000 N
L713049A
L713000
69.850 mm
19.050 mm
61900 N
111000 N
LL713049
N/A
69.850 mm
13.495 mm
40300 N
58100 N
LL713149
N/A
69.850 mm
15.999 mm
48800 N
75000 N
LM613449
LM613400
69.850 mm
21.996 mm
101000 N
130000 N
NA482
N/A
69.850 mm
32.545 mm
N/A
CAD
NA643
N/A
69.850 mm
47.625 mm
N/A
CAD
NA643SW
N/A
69.850 mm
47.625 mm
N/A
CAD
9382
9300
69.914 mm
46.038 mm
363000 N
351000 N
34274
34000
69.952 mm
23.012 mm
102000 N
136000 N
H715347
H715300
69.987 mm
46.038 mm
319000 N
405000 N
H715347P
H715300
69.987 mm
46.038 mm
319000 N
405000 N
H916642
N/A
69.987 mm
53.183 mm
366000 N
431000 N
29677
29600
70 mm
25.400 mm
102000 N
166000 N
34275
34000
70 mm
23.012 mm
102000 N
136000 N
484
475
70 mm
29.007 mm
143000 N
186000 N
570X
565
70 mm
36.170 mm
196000 N
262000 N
6459
6400
70 mm
54.229 mm
411000 N
463000 N
NA483SW
475
70 mm
37.308 mm
143000 N
CAD