S633zz
600 Series Stainless Steel Miniature Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
S633zz
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
3.43 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
13 mm
Outside diameter tolerance
-0.008mm to 0
Width
5 mm
Width tolerance
-0.12mm to 0
Inner Ring Dimensions
Inner ring type
Standard
Ball & Washer Dimensions
Ball diameter
2.381 mm
Ball quantity
7
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
224 lbf
Radial static load rating
79 lbf
Limiting speed
36 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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S633zz Bearing Product Overview & Core Advantages
The S633zz is a single row deep groove ball bearing designed for high performance in compact spaces. Engineered with stainless steel components, it offers excellent corrosion resistance. A key feature is its shielded (ZZ) design on both sides, which effectively retains lubrication and protects against contaminant ingress, enhancing service life. This bearing is optimized for primarily radial loads and is capable of high-speed operation up to 36,000 rpm, making it a reliable and precision component for demanding applications.
S633zz Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning | Advantage |
|---|---|---|
| S | Stainless Steel | Provides superior corrosion resistance. |
| zz | Shielded on both sides | Protects the internal components from dust and debris, helping to retain lubricant for longer service intervals. |
S633zz Bearing Structural Features & Performance Benefits
- Compact and Lightweight Design: With a bore diameter of 3mm and a weight of only 3.43g, this bearing is ideal for applications where space and weight are critical constraints.
- High-Speed Capability: The combination of a stainless steel cage, precision-ground stainless steel balls, and ABEC1 tolerance class enables a high limiting speed of 36,000 rpm.
- Robust Load Capacity: Engineered to handle a radial dynamic load rating of 224 lbf and a radial static load rating of 79 lbf, ensuring reliable performance under stress.
- Optimized Internal Clearance: The MC3 radial internal clearance (0.002mm to 0.013mm) is suited for applications requiring precise operation and minimal play.
S633zz Bearing Typical Application Areas
This miniature bearing is widely used in:
- Small precision motors and gearboxes
- Medical and dental hand tools
- Office automation equipment (e.g., printers, scanners)
- Radio-controlled models and drones
- Instrumentation and precision mechanical assemblies
