S634zz
600 Series Stainless Steel Miniature Bearings
Image may differ from product. See technical specification for details.
Basic Information
Main Dimensions
Inner 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
S634zz Bearing Product Overview & Core Advantages
The S634zz is a precision miniature ball bearing designed for applications demanding high reliability and compact design. As a single row deep groove ball bearing, it is optimized to primarily support radial loads while also accommodating moderate axial loads in both directions. Manufactured entirely from stainless steel, it offers excellent corrosion resistance. Its shielded design retains lubrication and protects against contamination, making it a robust and durable solution for high-speed, long-life applications in various industries.
S634zz Bearing Model Code Explained, Specifications & Naming Convention
| Prefix/Suffix | Technical Meaning |
|---|---|
| S | Stainless Steel construction for enhanced corrosion resistance. |
| 6 | Indicates a deep groove ball bearing type. |
| 34 | Bore diameter code for a 4 mm bore. |
| zz | Signifies non-contact steel shields on both sides. This design offers excellent protection against particulate contamination while minimizing friction, allowing for high rotational speeds. |
S634zz Bearing Structural Features & Performance Benefits
The performance of the S634zz is defined by its precision construction:
- Deep Groove Raceway & High-Speed Capability: The deep, uninterrupted raceways on both rings enable smooth operation and are ideal for supporting high rotational speeds up to 32,400 rpm.
- Full Complement Stainless Steel Design: The rings, balls, and cage are all manufactured from stainless steel, ensuring consistent thermal expansion, excellent corrosion resistance, and compatibility with various environments.
- Optimized Load Capacity: With a dynamic load rating of 231 lbf and a static load rating of 85 lbf, this bearing is engineered to handle significant radial loads in a compact 4x16x5 mm package.
- Precision & Low Noise: Built to ABEC1 tolerance class with an MC3 radial internal clearance (0.002mm to 0.013mm), it provides reliable, smooth, and quiet operation essential for sensitive applications.
S634zz Bearing Typical Application Areas
The S634zz is a versatile component found in a wide range of precision equipment, including:
- Small DC Motors and Stepper Motors
- Medical and Dental Handpieces
- Precision Instruments and Optical Encoders
- Office Automation Equipment (Printers, Scanners)
- Robotics and Small Gearboxes
- Radio-Controlled Models and Drones
