Tapered Roller Bearings – Single Cones – Metric

Tapered Roller Bearings Product Introduction

**TIMKEN Tapered Roller Bearings – Single Cones (Metric Series 473): Precision, Durability, and Performance for Demanding Applications**

TIMKEN’s Metric Series 473 Single Cone Tapered Roller Bearings represent the pinnacle of engineering excellence, delivering unmatched reliability and performance in high-load, high-speed applications. Designed to handle combined radial and thrust loads, these bearings are a critical component in industrial machinery, automotive systems, and precision equipment where durability and efficiency are non-negotiable.

### **Technical Features & Design Advantages**
The Metric Series 473 Single Cones are precision-engineered with an optimized tapered roller and rib design, ensuring even load distribution and reduced stress concentrations. Key features include:

– **High-Quality Steel Construction:** Manufactured from premium-grade alloy steel, these bearings undergo rigorous heat treatment processes to enhance hardness, fatigue resistance, and operational lifespan.
– **Precision Ground Surfaces:** The rollers and raceways are meticulously ground and super-finished to minimize friction, reduce heat generation, and maintain consistent performance under heavy loads.
– **Robust Cage Design:** The reinforced steel or polymer cage securely retains rollers, preventing misalignment and ensuring smooth rotation even in high-vibration environments.
– **Interchangeability & Standard Compliance:** Conforming to ISO metric standards (473 series), these single cones are designed for seamless integration with matching cups, simplifying maintenance and replacement.

### **Performance Benefits**
TIMKEN’s tapered roller bearings excel in applications where both radial and axial loads are present, offering distinct advantages:

– **Superior Load Capacity:** The tapered geometry allows for efficient distribution of radial and thrust loads, making them ideal for gearboxes, wheel hubs, and heavy machinery.
– **Extended Service Life:** Advanced lubrication retention features and wear-resistant materials reduce maintenance frequency and downtime.
– **High-Speed Capability:** Optimized internal geometry minimizes skidding and ensures stable operation at elevated speeds, critical for automotive drivetrains and industrial spindles.
– **Reduced Friction & Energy Loss:** Precision engineering lowers torque requirements, improving energy efficiency in power transmission systems.

### **Typical Applications**
TIMKEN Metric Series 473 Single Cones are widely used across industries, including:

– **Industrial Machinery:** Conveyors, crushers, and mining equipment requiring robust bearings for shock and misalignment resistance.
– **Automotive Systems:** Wheel hubs, differentials, and transmissions where high-load capacity and durability are essential.
– **Precision Equipment:** Machine tool spindles and agricultural machinery demanding tight tolerances and smooth operation.

Engineered for reliability in the harshest conditions, TIMKEN’s tapered roller bearings ensure optimal performance, reduced downtime, and long-term cost savings. Whether in heavy industrial applications or precision automotive systems, the Metric Series 473 Single Cones deliver the strength and precision that keep operations running smoothly.

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Part Number Series d - Cone Bore B - Cone Width C1 - Dynamic Radial Rating (1 million revolutions) C0 - Static Radial Rating
X32048XRSA
M249700
240 mm
76 mm
835000 N
1630000 N
X32972M
32972M
360.000 mm
76 mm
1250000 N
2780000 N
X32248
32248
240 mm
120 mm
2180000 N
3680000 N
LM377449H
N/A
558.8 mm
93 mm
N/A
CAD
X32948M
32948
240 mm
51 mm
571000 N
1150000 N
LM377449H
N/A
558.8 mm
93 mm
N/A
CAD
X32048XRA
M249700
241.000 mm
76 mm
835000 N
1630000 N
JL580946
L580900
630.000 mm
100 mm
2890000 N
5910000 N
M249749AH
N/A
254 mm
76 mm
N/A
CAD
JL286948
L286900
928.000 mm
90.000 mm
2850000 N
9330000 N
M249749AH
N/A
254 mm
76 mm
N/A
CAD
JL286948H
L286900
928.000 mm
90.000 mm
2660000 N
8460000 N
X32052X
32052X
260 mm
87 mm
1520000 N
2440000 N
JL286949
L286900
930.000 mm
90.000 mm
2850000 N
9330000 N
X32240
32240
200 mm
98 mm
1390000 N
2250000 N
X32252
32252
260 mm
130 mm
2860000 N
4140000 N
JL286949H
L286900
930.000 mm
90.000 mm
2660000 N
8460000 N
X32940M
32940M
200 mm
51 mm
561000 N
1050000 N
X32952M
32952
260 mm
63.5 mm
829000 N
1690000 N
X30244M
30244
220 mm
65 mm
1260000 N
1560000 N