SF608zz
SF Series Stainless Steel Flanged Miniature Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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SF608zz Bearing Product Overview & Core Advantages
The SF608zz is a metric single row deep groove ball bearing designed for reliable performance in compact applications. Constructed entirely from stainless steel (rings, balls, and cage), it offers excellent corrosion resistance. Its key advantages include robust radial load capacity and consistent operation, supported by integral shielded (zz) seals that protect against contamination. This bearing is engineered for high-speed operation and is an ideal, cost-effective solution for applications demanding precision and durability within the ABEC1 tolerance class.
SF608zz Bearing Model Code Explained, Specifications & Naming Convention
- SF608: Basic model number denoting a single row deep groove ball bearing with an 8 mm bore diameter.
- zz: Signifies that the bearing is equipped with non-contact shields on both sides. These seals protect the internal components from dust and debris while minimizing friction, making them suitable for high-speed applications.
SF608zz Bearing Structural Features & Performance Benefits
Robust Construction: The use of 300 series stainless steel for all critical components, including the shield, provides superior corrosion resistance, extending service life in harsh environments.
Optimized Internal Geometry: With 7 precision balls and a specified radial internal clearance (MC3), the bearing ensures smooth, low-vibration, and low-noise operation, contributing to its high limiting speed of 30,600 rpm.
High Load Capacity: The deep groove raceway and stainless steel construction enable a dynamic load rating of 567 lbf and a static load rating of 223 lbf, providing reliable support for significant radial loads.
Flanged Design: The integrated flange (25 mm outer diameter) simplifies mounting and positioning, enhancing axial location and stability within the housing.
SF608zz Bearing Typical Application Areas
The SF608zz is widely used in applications requiring compact size, high speed, and corrosion resistance. Typical industries and equipment include:
- Small Electric Motors (e.g., drones, RC vehicles, cooling fans)
- Precision Instruments and medical devices
- Office Automation Equipment (printers, scanners)
- Food Processing Machinery (due to its stainless steel construction)
- Various light-duty industrial machinery and spindles
