312S-HYB#1
High-Performance Custom Hybrid Ceramic Bearings (#1 Series)
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Part No.
Part No.
312S-HYB#1
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
1.85 kg
Tolerance class
ABEC 1 | ISO P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
60 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
130 mm
Outside diameter tolerance
-0.018mm to 0
Width
31 mm
Width tolerance
-0.15mm to 0
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
20525 lbf
Radial static load rating
17535 lbf
Limiting speed
6 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:
$ 227.64
/ each
In Stock
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312S-HYB#1 Bearing Product Overview & Core Advantages
The 312S-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 with silicon nitride ceramic balls, delivering superior high-speed capability, reduced friction, and extended service life. Its open design and ABEC 1 precision make it ideal for applications where high reliability and efficient radial load handling are critical. The bearing is designed to operate effectively within a wide temperature range, offering a robust solution for various industrial environments.
312S-HYB#1 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 312S | Standard bearing series designation with specific bearing dimensions (60mm bore, 130mm OD, 31mm width). |
| HYB | Indicates a Hybrid construction, featuring steel rings and ceramic balls (silicon nitride). |
| #1 | Specific internal design variant or manufacturer's internal designation. |
312S-HYB#1 Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Design: The use of silicon nitride ceramic balls significantly reduces friction and heat generation, enabling higher limiting speeds (up to 6,000 rpm) compared to all-steel equivalents. Ceramic balls are also electrically insulating, lighter, and offer superior corrosion resistance.
- High Rigidity & Load Capacity: The single row deep groove construction and chrome steel rings provide excellent radial dynamic load rating (20,525 lbf) and static load rating (17,535 lbf), ensuring stable operation under significant stress.
- Precision Performance: Manufactured to ABEC 1 / ISO P0 tolerance class with standard CN radial internal clearance, guaranteeing consistent running accuracy and smooth operation for general precision applications.
- Versatile Operation: The open seal type allows for custom lubrication schemes, while the wide temperature range (-30°C to 120°C) ensures performance across various environmental conditions.
312S-HYB#1 Bearing Typical Application Areas
- High-Speed Spindles in machining centers and routers
- Electric Motors and generators requiring extended life and speed
- Precision Medical Equipment and dental handpieces
- Aerospace Actuation Systems and auxiliary units
- Robotics and automation joint mechanisms
