608

Overview

Part Number 608

Characteristics

System of Measurement Metric
Bearing Type Ball
For Load Direction Radial
Construction Single Row
Inner Ring Type Standard
Seal Type Open
Tolerance Class ABEC1
Radial Clearance Trade No MC3
Radial Clearance 0.002mm to 0.013mm
Ball Qty 7

Dimensions

Bore Dia 8 mm
Bore Dia Tolerance -0.008mm to 0
Outer Dia 22 mm
Outer Dia Tolerance -0.008mm to 0
Width 7 mm
Width Tolerance -0.12mm to 0
Ball Dia 3.9690 mm

Material

Ring Material Chrome Steel
Ball Material Chrome Steel
Cage Material Stainless Steel

Performance

Dynamic Radial Load 630 lbf
Static Radial Load 248 lbf
Max Speed (X1000 rpm) 34
Temperature Range -30° to 110 °C

Properties

Lubrication Required
RoHS Compliant
REACH Compliant
Weight 11.8 g

$1.38

Guaranteed Safe Checkout

Product Overview

The 608 bearing is a standard miniature deep groove ball bearing widely recognized for its precision, durability, and versatility. With dimensions of 8 mm bore (ID) × 22 mm outer diameter (OD) × 7 mm width (W), the 608 series is one of the most commonly used bearings in electric motors, home appliances, skate equipment, and light industrial machinery.

Its compact size, high speed capability, and long service life make the 608 bearing a global industry standard.


Key Features

  • Deep Groove Design – Single row ball bearing construction ensures smooth, stable rotation.

  • Standardized Dimensions – 8×22×7 mm size makes it interchangeable across brands and industries.

  • High-Quality Steel – Provides strength, wear resistance, and extended operating life.

  • Low-Friction Operation – Optimized raceways allow high speed performance with minimal noise.

  • Multiple Configurations Available – Open, ZZ (metal shielded), or 2RS (rubber sealed) for different environments.


Benefits

  • Reliable Load Handling – Supports both radial loads and limited axial loads.

  • Energy Efficient – Low torque and reduced friction for less power consumption.

  • Quiet Performance – Suitable for noise-sensitive applications such as household appliances.

  • Low Maintenance – Shielded/sealed versions retain grease and protect against contaminants.

  • Versatile Use – Works across consumer, industrial, and automotive systems.


Common Applications

The 608 bearing’s versatility makes it suitable for a wide range of equipment, including:

  • Electric Motors & Generators – Smooth, efficient operation in industrial and household motors.

  • Household Appliances – Used in washing machines, dryers, vacuum cleaners, and fans.

  • Sports Equipment – Standard bearing size for skateboards, inline skates, and scooters.

  • Industrial Machinery – Applied in conveyors, pumps, and light mechanical systems.

  • Automotive Components – Used in auxiliary parts (not wheel hubs, which require larger bearings).


Product Specifications

  • Type: Miniature deep groove ball bearing, single row

  • Dimensions (mm): 8 (ID) × 22 (OD) × 7 (Width)

  • Material Options: Chrome Steel / Stainless Steel

  • Sealing Options: Open / ZZ (Metal Shielded) / 2RS (Rubber Sealed)

  • Standards: ISO / JIS compliant


The 608 bearing is trusted worldwide for its balance of compact size, high performance, and long-lasting reliability. Whether you need bearings for high-speed skate wheels, durable electric motors, or everyday appliances, the 608 offers a proven, cost-effective solution.

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