SMF148zz
SMF Series Stainless Steel Flanged Miniature Bearings
Image may differ from product. See technical specification for details.
Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
SMF148zz Bearing Product Overview & Core Advantages
The SMF148zz is a single row deep groove ball bearing designed for high-performance applications requiring compact design and reliable operation. Constructed entirely from stainless steel, it offers excellent corrosion resistance. Its key advantages include the ability to accommodate high radial loads and moderate axial loads in both directions, making it a versatile and robust solution for precision assemblies. The inclusion of non-contact shields (zz) helps protect the bearing interior from contamination, contributing to its longevity and consistent performance in demanding environments.
SMF148zz Bearing Model Code Explained, Specifications & Naming Convention
- SMF148: Indicates the specific bearing series and size designation.
- zz: Denotes that the bearing is equipped with non-contact shields on both sides. These shields help retain lubrication and exclude large contaminants without significantly increasing friction.
SMF148zz Bearing Structural Features & Performance Benefits
Robust Stainless Steel Construction: All components, including the rings, balls, cage, and shields, are made from stainless steel, providing superior corrosion resistance and durability, which is critical for applications exposed to moisture or harsh chemicals.
Deep Groove Raceway: The deep groove geometry of the inner and outer rings enables the bearing to support not only significant radial loads but also bidirectional axial loads, offering versatile load-carrying capacity.
Shielded Design: The non-contact ZZ shields are a key feature, protecting the internal components from particulate contamination while minimizing friction and torque, allowing for a high limiting speed of 34,200 rpm.
Precision Engineering: Manufactured to ABEC1 tolerance class and featuring a controlled MC3 radial internal clearance (0.002mm to 0.013mm), this bearing ensures smooth, quiet, and precise rotation, suitable for applications where runout and vibration must be minimized.
SMF148zz Bearing Typical Application Areas
The SMF148zz is ideally suited for a wide range of compact and precision-driven applications, including:
- Small Electric Motors (e.g., in drones, RC models, and small appliances)
- Precision Instruments and optical devices
- Medical Equipment requiring corrosion-resistant components
- Office Automation Equipment such as printers and scanners
- Food Processing Machinery where stainless steel construction is advantageous
