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
798
795
127 mm
50.013 mm
337000 N
545000 N
95500
95000
127 mm
63.5 mm
629000 N
931000 N
NA64432SW
N/A
109.975 mm
50.8 mm
N/A
CAD
H924043
H924000
109.985 mm
52.388 mm
470000 N
610000 N
LM522548
LM522500
109.987 mm
34.925 mm
196000 N
357000 N
LM522549
LM522500
109.987 mm
34.925 mm
232000 N
357000 N
64433
64000
109.992 mm
41.275 mm
275000 N
419000 N
71433X
71000
110 mm
49.213 mm
364000 N
543000 N
942
935
110 mm
66.675 mm
572000 N
786000 N
67434
N/A
110.333 mm
30.163 mm
197000 N
268000 N
64437
64000
111.125 mm
41.275 mm
275000 N
419000 N
67437
N/A
111.125 mm
30.163 mm
233000 N
268000 N
71437
71000
111.125 mm
49.213 mm
364000 N
543000 N
H924045
H924000
111.125 mm
52.388 mm
557000 N
610000 N
HH924349
HH924300
111.125 mm
71.438 mm
796000 N
855000 N
947
935
111.917 mm
66.675 mm
572000 N
786000 N
64450
64000
114.300 mm
41.275 mm
275000 N
419000 N
64450W
64000
114.300 mm
41.275 mm
275000 N
419000 N
68450
68000
114.300 mm
31.750 mm
232000 N
271000 N
71450
71000
114.300 mm
49.213 mm
364000 N
543000 N
71451
71000
114.300 mm
49.213 mm
364000 N
543000 N
938
935
114.300 mm
66.675 mm
572000 N
786000 N
97450
97000
114.300 mm
49.428 mm
376000 N
486000 N
DX256794
N/A
114.300 mm
66.675 mm
837000 N
906000 N