S693zz
600 Series Stainless Steel Miniature Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S693zz
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.8 g
Tolerance class
ABEC1
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
3 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
8 mm
Outside diameter tolerance
-0.008mm to 0
Width
4 mm
Width tolerance
-0.12mm to 0
Inner Ring Dimensions
Inner ring type
Standard
Ball & Washer Dimensions
Ball diameter
1.588 mm
Ball quantity
6
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
96 lbf
Radial static load rating
29 lbf
Limiting speed
54 X 1000 rpm
Lubrication
Required
Radial internal clearance
MC3
Radial internal clearance
0.002mm to 0.013mm
Materials
Ring material
Stainless Steel
Ball material
Stainless Steel
Cage material
Stainless Steel
Shield material
300 Series Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 1.35
/ each
In Stock
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S693zz Bearing Product Overview & Core Advantages
The S693zz is a miniature deep groove ball bearing designed for applications demanding compact size, reliable performance, and corrosion resistance. Constructed entirely from stainless steel, it offers excellent durability in various environments. Its key advantage lies in its ability to handle primarily radial loads efficiently while maintaining smooth operation. This bearing is characterized by its shielded design, which helps retain lubrication and exclude contaminants, making it a robust and long-lasting solution for precision instruments and small machinery where space is at a premium.
Model Code Breakdown
| Prefix/Suffix | Meaning | Technical Implication |
|---|---|---|
| S | Stainless Steel | Indicates the bearing rings and balls are made from stainless steel, providing enhanced corrosion resistance. |
| 693 | Bore & Series Code | Specifies the bearing dimensions: 3mm bore, 8mm outside diameter, 4mm width. |
| zz | Shielded (Both Sides) | Denotes the bearing is equipped with non-contact shields on both sides to protect against contamination and retain lubricant. |
S693zz Bearing Structural Features & Performance Benefits
- Compact & Lightweight Design: With a 3mm bore and a total weight of only 0.8g, this bearing is ideal for space-constrained and weight-sensitive applications.
- Stainless Steel Construction: All critical components, including rings, balls, and the cage, are made from stainless steel, ensuring excellent resistance to rust and corrosion.
- Shielded for Protection: The zz shields help to keep lubrication in and contaminants such as dust and moisture out, contributing to a longer service life and reduced maintenance needs.
- Precision Performance: Manufactured to ABEC1 tolerance class, it ensures consistent and reliable operation for a wide range of industrial and commercial applications.
- Optimized Internal Geometry: Features a MC3 radial internal clearance (0.002mm to 0.013mm) and six precision balls, balancing smooth operation with load-carrying capacity.
S693zz Bearing Typical Application Areas
- Small Precision Motors (e.g., in drones, RC models)
- Medical and Dental Handpieces
- Office Automation Equipment (printers, scanners)
- Instrumentation and Control Devices
- Textile Machinery Spindles
