What are the key factors to consider when selecting a Metric PB Series bearing?

When selecting a Metric PB Series bearing, consider the load type and size, speed requirement, installation space, and operating environment. Identify the radial, axial, or moment loads the bearing will need to withstand, select the appropriate accuracy grade and lubrication method based on the equipment's operating speed, choose the right inner and outer diameters based on your equipment design, and consider environmental factors such as temperature, humidity, and cleanliness to select bearings with appropriate materials and seal types.

Metric PB Series Bearings

Precision and Lightweight Design

The Metric PB Series thin section ball bearings are engineered for applications demanding high precision, load-bearing capacity, and space efficiency. Ideal for industries like medical, robotics, and aerospace, these bearings offer a compact solution without compromising performance.

Load Type

Radial and Axial

Speed Requirement

High-speed operation

Material

High-precision steel

Seal Types

Nitrile rubber, silicone (custom)

Available Models & Specifications

Click on any part number to view detailed CAD drawings and download PDF specifications.

Part Number	Bore (d)	Outer (D)	Width (B)
PB1 1020	160 mm	20 mm	0.041-0.066 mm
PB10020	150 mm	20 mm	0.041-0.066 mm
PB11015	145 mm	15 mm	0.041-0.066 mm
PB11020	110 mm	160 mm	20 mm
PB12025	180 mm	25 mm	O.05-0.08 mm

Why Metric PB Series Bearings for Precision Equipment?

Metric PB Series bearings are designed to excel in precision equipment where space is at a premium. These bearings offer a four-point contact design, providing excellent load distribution and stability. With a thin-walled construction, they are lightweight, facilitating easy installation in confined areas, which is crucial for applications such as robotics and aerospace where every gram counts.

The PB series is not just about being thin; they are also high-precision bearings that ensure minimal friction and extended equipment life. This is achieved through exceptional manufacturing precision, which guarantees stability and accuracy even at high speeds. Their design flexibility allows them to accommodate various seal and shield options, making them suitable for high-temperature or extreme environments.

Compared to other series, the PB series stands out with its variety of bore and outer diameter combinations. This versatility allows designers to select the right bearing for their specific application, whether it's a deep groove, angular contact, or four-point contact design. The result is a customized solution that meets the unique demands of each project.

High precision manufacturing for minimal friction
Lightweight construction for easy installation in confined spaces
Versatile design options for diverse applications

Technical Features and Advantages

STEP 1

Lightweight Construction

The thin-walled design of Metric PB Series bearings reduces weight significantly, making them ideal for applications where every gram counts, such as in aerospace and robotics.

STEP 2

High-Precision Operation

Manufactured with exceptional precision, these bearings ensure excellent stability and accuracy at high speeds, reducing friction and extending equipment life.

STEP 3

Robust Load Capacity

Despite their lightweight design, PB series bearings maintain a robust structure capable of withstanding radial and axial loads, meeting the demands of complex operating conditions.

STEP 4

Versatile Model Options

The metric PB series offers a variety of bore and outer diameter combinations, including deep groove, angular contact, and four-point contact designs, providing flexibility for diverse bearing applications.