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
L420449
N/A
101.600 mm
21.433 mm
97800 N
175000 N
L521945
L521900
101.600 mm
21.433 mm
96000 N
175000 N
47898
47800
95.250 mm
34.925 mm
197000 N
307000 N
52375
52000
95.250 mm
36.116 mm
223000 N
343000 N
594
595
95.250 mm
36.322 mm
216000 N
319000 N
594A
595
95.250 mm
36.322 mm
216000 N
319000 N
594AA
595
95.250 mm
36.322 mm
216000 N
319000 N
594R
595
95.250 mm
36.322 mm
216000 N
319000 N
594W
595
95.250 mm
36.322 mm
216000 N
319000 N
683
675
95.250 mm
41.275 mm
265000 N
386000 N
683XA
675
95.250 mm
41.275 mm
265000 N
386000 N
77375
77000
95.250 mm
48.260 mm
403000 N
474000 N
77376
77000
95.250 mm
48.260 mm
340000 N
474000 N
776
775
95.250 mm
48.006 mm
346000 N
495000 N
776W
775
95.250 mm
48.006 mm
346000 N
495000 N
777
775
95.250 mm
48.006 mm
346000 N
495000 N
864
855
95.250 mm
57.531 mm
458000 N
630000 N
EH220749
N/A
95.250 mm
73.025 mm
715000 N
906000 N
HH221440
HH221400
95.250 mm
57.531 mm
534000 N
692000 N
K594A
N/A
95.250 mm
36.322 mm
234000 N
319000 N
L319249
L319200
95.250 mm
21.433 mm
95400 N
166000 N
LL319349
N/A
95.250 mm
15.083 mm
63500 N
99400 N
LM119348
LM119300
95.250 mm
30.163 mm
140000 N
227000 N
NA52375
N/A
95.250 mm
41.2735 mm
N/A
CAD