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.

MORE +
CLOSE +
Part Number Series d - Cone Bore B - Cone Width C1 - Dynamic Radial Rating (1 million revolutions) C0 - Static Radial Rating
6375
6300
57.150 mm
56.007 mm
321000 N
404000 N
6387
6300
57.150 mm
56.007 mm
321000 N
404000 N
557-S
555
53.975 mm
36.678 mm
226000 N
248000 N
621
615
53.975 mm
41.275 mm
207000 N
244000 N
624
615
53.975 mm
41.275 mm
207000 N
244000 N
6280
6200
53.975 mm
52.388 mm
306000 N
370000 N
636
635
53.975 mm
41.275 mm
276000 N
298000 N
65212
65000
53.975 mm
44.45 mm
243000 N
297000 N
66212
66000
53.975 mm
31.750 mm
177000 N
166000 N
66584
66500
53.975 mm
31.750 mm
183000 N
178000 N
72212
72000
53.975 mm
32.791 mm
165000 N
175000 N
72212C
72000C
53.975 mm
32.791 mm
214000 N
208000 N
72213C
72000C
53.975 mm
32.791 mm
214000 N
208000 N
78214
78000
53.975 mm
33.236 mm
203000 N
193000 N
78214C
78000C
53.975 mm
33.236 mm
237000 N
234000 N
78215
78000
53.975 mm
33.236 mm
203000 N
193000 N
78215C
78000C
53.975 mm
33.236 mm
237000 N
234000 N
HM807049
HM807000
53.975 mm
36.513 mm
203000 N
223000 N
HM807049A
HM807000
53.975 mm
36.513 mm
203000 N
223000 N
HM807049N
HM807000
53.975 mm
36.513 mm
203000 N
223000 N
HM911242
HM911200
53.975 mm
33.338 mm
198000 N
183000 N
HM911243
HM911200
53.975 mm
30.925 mm
167000 N
183000 N
L507945
L507900
53.975 mm
18.258 mm
62700 N
95600 N
LM806349C
N/A
53.975 mm
20.244 mm
76100 N
97900 N