308S-HYB#1
High-Performance Custom Hybrid Ceramic Bearings (#1 Series)
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Part No.
Part No.
308S-HYB#1
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.64 kg
Tolerance class
ABEC 1 | ISO P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
40 mm
Bore diameter tolerance
-0.012mm to 0
Outside diameter
90 mm
Outside diameter tolerance
-0.015mm to 0
Width
23 mm
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
10274 lbf
Radial static load rating
8093 lbf
Limiting speed
8.5 X 1000 rpm
Lubrication
None
Radial internal clearance
CN
Materials
Ring material
Chrome Steel
Ball material
Ceramic
Cage material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 121.95
/ each
In Stock
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308S-HYB#1 Bearing Product Overview & Core Advantages
The 308S-HYB#1 is a precision single row deep groove ball bearing engineered for demanding applications requiring exceptional performance. This hybrid ceramic bearing combines a chrome steel ring structure with silicon nitride ceramic balls, delivering superior high-speed capability and extended service life. Its open design and ABEC 1 precision make it an ideal solution for applications where high reliability and consistent performance under radial loads are critical.
308S-HYB#1 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 308S | Standard bearing size designation (40mm bore, 90mm OD, 23mm width) |
| HYB | Indicates a Hybrid construction with ceramic balls and steel rings |
| #1 | Specific variant or internal designation |
308S-HYB#1 Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Design: The use of silicon nitride ceramic balls significantly reduces friction, heat generation, and wear, enabling higher limiting speeds (8,500 rpm) compared to all-steel equivalents. This construction also provides inherent electrical insulation and corrosion resistance.
- High Precision & Rigidity: Manufactured to ABEC 1 (ISO P0) tolerance class with a CN radial internal clearance, this bearing ensures smooth, precise operation and consistent performance under load.
- Superior Load Capacity: With a dynamic load rating of 10,274 lbf and a static load rating of 8,093 lbf, it reliably handles significant radial loads in demanding environments.
- Open Seal & Custom Lubrication: The open seal type allows for custom lubrication strategies tailored to specific operational needs, while the standard non-lubricated version is ready for specialized greases or oil systems.
308S-HYB#1 Bearing Typical Application Areas
- High-Speed Spindles in CNC machining centers and precision grinding machines
- Electric Motors and generators requiring extended service life and electrical insulation
- Aerospace & Defense Systems where reliability and performance at high RPM are critical
- Medical Equipment such as high-speed dental handpieces and laboratory centrifuges
- Robotics & Automation systems demanding precision motion control and durability
