Spherical Roller Bearings – Brass Cage

TIMKEN Product Introduction

**TIMKEN Spherical Roller Bearings with Brass Cage: Engineered for Durability and High Performance**

TIMKEN Spherical Roller Bearings with brass cages represent a pinnacle of engineering excellence, designed to deliver unmatched reliability in demanding industrial and automotive applications. These bearings are built to accommodate heavy radial and axial loads while compensating for misalignment, making them indispensable in harsh operating environments. The incorporation of a high-strength brass cage enhances performance, ensuring smooth operation, reduced friction, and extended service life—even under extreme conditions.

### **Technical Features & Design Advantages**
TIMKEN’s Spherical Roller Bearings are precision-engineered with a self-aligning design, allowing them to tolerate shaft misalignment up to **±3 degrees**, which minimizes stress concentrations and prevents premature failure. The **brass cage (also known as a brass retainer)** plays a critical role in these bearings by offering superior mechanical stability, excellent heat dissipation, and resistance to wear compared to steel or polymer cages.

Key technical attributes include:
– **High Load Capacity:** Optimized roller geometry and premium steel construction enable these bearings to handle heavy radial and axial loads simultaneously.
– **Enhanced Lubrication Retention:** The brass cage aids in maintaining proper lubricant distribution, reducing metal-to-metal contact and wear.
– **Thermal & Corrosion Resistance:** Brass provides inherent resistance to high temperatures and corrosive environments, making these bearings ideal for applications exposed to moisture, dust, or chemicals.
– **Low Maintenance & Longevity:** The robust cage design minimizes friction and prevents roller skewing, significantly extending bearing life even in high-speed applications.

### **Performance Advantages in Industrial & Automotive Systems**
TIMKEN Spherical Roller Bearings with brass cages excel in applications where reliability and durability are non-negotiable. Their ability to operate under misaligned conditions reduces downtime in heavy machinery, while their resistance to thermal expansion ensures consistent performance in high-temperature settings.

### **Typical Applications**
– **Industrial Machinery:** Used in gearboxes, crushers, mining equipment, and conveyor systems where shock loads and misalignment are common.
– **Automotive & Heavy Vehicles:** Ideal for wheel hubs, transmissions, and drivetrains in trucks, buses, and off-highway vehicles.
– **Precision Equipment:** Applied in paper mills, wind turbines, and steel processing lines where alignment flexibility and load capacity are critical.

By combining advanced metallurgy, precision manufacturing, and innovative cage design, TIMKEN’s Spherical Roller Bearings with brass cages set the benchmark for performance in mechanical power transmission. Whether in high-load industrial systems or precision automotive components, these bearings ensure **longer service life, reduced maintenance costs, and superior operational efficiency**.

For industries that demand resilience under pressure, TIMKEN continues to deliver solutions that keep machinery running smoothly—proving once again why it is a trusted name in power transmission technology.

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Part Number d - Bore D - Outer Diameter B - Outer Ring Width C0 - Static Radial Rating C1(2) - Dynamic Radial Rating (Two-Rows) Reference Thermal Speed Rating (Grease) Reference Thermal Speed Rating (Oil) Cage Type Cage Material
230/560YMBW509AC08
560 mm
820 mm
195 mm
10800000 N
5690000 N
430 rpm
490 rpm
YMB
Brass
230/560YMBW509C08
560 mm
820 mm
195 mm
10800000 N
5690000 N
430 rpm
490 rpm
YMB
Brass
230/560YMBW509C08C2
560 mm
820 mm
195 mm
10800000 N
5690000 N
430 rpm
490 rpm
YMB
Brass
230/560YMBW509C08C3
560 mm
820 mm
195 mm
10800000 N
5690000 N
430 rpm
490 rpm
YMB
Brass
230/560YMDWEW919DC6
560 mm
820 mm
195 mm
10800000 N
5690000 N
430 rpm
490 rpm
YMD
Brass
240/560KYMBW33W45A
560 mm
820 mm
258 mm
14800000 N
7140000 N
300 rpm
330 rpm
YMB
Brass
240/560YMBW25AW507C3
560 mm
820 mm
258 mm
14800000 N
7140000 N
300 rpm
330 rpm
YMB
Brass
240/560YMBW33W45A
560 mm
820 mm
258 mm
14800000 N
7140000 N
300 rpm
330 rpm
YMB
Brass
240/560YMBW33W45C6
560 mm
820 mm
258 mm
14800000 N
7140000 N
300 rpm
330 rpm
YMB
Brass
230/560YMBW509AC08C3
560 mm
820 mm
195 mm
10800000 N
5690000 N
430 rpm
490 rpm
YMB
Brass
231/560KYMBW33W45A
560 mm
920 mm
280 mm
16400000 N
9240000 N
290 rpm
310 rpm
YMB
Brass
231/560KYMBW37W898C4
560 mm
920 mm
280 mm
16400000 N
9240000 N
290 rpm
310 rpm
YMB
Brass
231/560KYMBW37W906AC4
560 mm
920 mm
280 mm
16400000 N
9240000 N
290 rpm
310 rpm
YMB
Brass
231/560KYMBW906A
560 mm
920 mm
280 mm
16400000 N
9240000 N
290 rpm
310 rpm
YMB
Brass
232/500YMBW507AC08
500 mm
920 mm
336 mm
17900000 N
10900000 N
250 rpm
260 rpm
YMB
Brass
239/530KYMBW507C08
530 mm
710 mm
136 mm
6880000 N
3270000 N
480 rpm
560 rpm
YMB
Brass
239/530KYMBW507C08C3
530 mm
710 mm
136 mm
6880000 N
3270000 N
480 rpm
560 rpm
YMB
Brass
239/530YMBW507C08
530 mm
710 mm
136 mm
6880000 N
3270000 N
480 rpm
560 rpm
YMB
Brass
239/530YMBW507C08C3
530 mm
710 mm
136 mm
6880000 N
3270000 N
480 rpm
560 rpm
YMB
Brass
239/530YMBW509C08C3
530 mm
710 mm
136 mm
6880000 N
3270000 N
480 rpm
560 rpm
YMB
Brass
239/530YMBW903C08C3
530 mm
710 mm
136 mm
6880000 N
3270000 N
480 rpm
560 rpm
YMB
Brass
239/530KYMBW906AC3
530 mm
710 mm
136 mm
6880000 N
3270000 N
480 rpm
560 rpm
YMB
Brass
239/530YMBW525AW89AC3
530 mm
710 mm
136 mm
6880000 N
3270000 N
480 rpm
560 rpm
YMB
Brass
230/530KYMBW40IW534C3
530 mm
780 mm
185 mm
9720000 N
5150000 N
460 rpm
530 rpm
YMB
Brass