608/CNH
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Part No.
Part No.
608/CNH
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
11.8 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
8 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
22 mm
Outside diameter tolerance
-0.008mm to 0
Width
7 mm
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
630 lbf
Radial static load rating
248 lbf
Limiting speed
34 X 1000 rpm
Lubrication
None
Radial internal clearance
CN
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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608/CNH Bearing Product Overview & Core Advantages
The 608 metric ball bearing is a fundamental single row deep groove ball bearing designed for reliable performance in a wide range of applications. Its open design facilitates high-speed operation and allows for versatile lubrication options. Engineered to primarily handle radial loads, this bearing is characterized by its compact dimensions (8mm bore, 22mm OD, 7mm width), making it an ideal choice for applications where space is at a premium. Manufactured to ABEC 1 | ISO P0 tolerance standards, it offers excellent cost-effectiveness for general industrial use.
608/CNH Bearing Model Code Explained, Specifications & Naming Convention
The model number "608" follows a standard industry nomenclature. Below is a breakdown of its key characteristics implied by the designation and specifications:
- 608: Standard designation for a metric, single row deep groove ball bearing with an 8mm bore, 22mm outside diameter, and 7mm width.
- Open (No Seal/Shield Suffix): The bearing is supplied without seals or shields, indicating an open design. This allows for maximum speed capability and the option for custom lubrication.
- Lubrication: None: The bearing is supplied without factory-applied grease, providing flexibility for the user to apply a lubricant suited to the specific application environment.
- Radial Internal Clearance: CN: This denotes a normal internal clearance group, which is standard for most common applications.
608/CNH Bearing Structural Features & Performance Benefits
The 608 bearing's performance is derived from its robust construction and precision engineering.
- High-Speed Capability: The open design minimizes friction from contact seals, enabling a high limiting speed of 34,000 rpm. The pressed steel cage ensures stable operation at these velocities.
- Radial Load Capacity: The deep groove raceway and chrome steel construction provide a robust radial dynamic load rating of 630 lbf and a static load rating of 248 lbf, ensuring durability under load.
- Precision & Reliability: Manufactured to ABEC 1 precision tolerances, this bearing offers consistent running accuracy and low noise, contributing to the smooth operation of machinery.
- Material Integrity: All components, including rings, balls, and cage, are made from high-quality chrome steel, providing excellent hardness, wear resistance, and a long operational lifespan.
608/CNH Bearing Typical Application Areas
The versatility of the 608 deep groove ball bearing makes it suitable for a vast array of industries and devices, including:
- Electric Motors and small gearboxes
- Power Tools such as drills and grinders
- Office Machinery like printers and scanners
- Conveyor Systems and material handling equipment
- Medical Devices and laboratory equipment
- Skateboards, inline skates, and other recreational equipment
- Various industrial fans and blowers
