310SFF-HYB#1
High-Performance Custom Hybrid Ceramic Bearings (#1 Series)
Image may differ from product. See technical specification for details.
Part No.
Part No.
310SFF-HYB#1
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
1.15 kg
Tolerance class
ABEC 1 | ISO P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
50 mm
Bore diameter tolerance
-0.012mm to 0
Outside diameter
110 mm
Outside diameter tolerance
-0.015mm to 0
Width
27 mm
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
14478 lbf
Radial static load rating
11690 lbf
Limiting speed
7 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:
$ 157.54
/ each
In Stock
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310SFF-HYB#1 Bearing Product Overview & Core Advantages
The 310SFF-HYB#1 is a precision single row deep groove ball bearing engineered for demanding applications requiring exceptional performance. Its ceramic ball construction provides superior operational characteristics compared to standard steel ball bearings. This bearing is designed to primarily handle radial loads with high efficiency and reliability. Key advantages include the ability to operate at high speeds (up to 7,000 rpm), reduced weight due to ceramic components, and compliance with ROHS and REACH environmental standards, making it suitable for modern, regulated industries.
310SFF-HYB#1 Bearing Model Code Explained, Specifications & Naming Convention
The model number 310SFF-HYB#1 can be interpreted as follows:
- 310: Basic series designation, indicating the boundary dimensions (50mm bore, 110mm OD, 27mm width).
- SFF: Denotes a special design, typically referring to the use of Hybrid components.
- HYB: Explicitly indicates a Hybrid bearing construction, featuring steel rings and Silicon Nitride (Si3N4) ceramic balls.
- #1: A specific internal variant or production code, often related to a particular radial internal clearance (CN group) or other subtle specification.
310SFF-HYB#1 Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Design: The combination of chrome steel rings and silicon nitride ceramic balls results in lower friction, higher stiffness, and significantly reduced electrical arcing risk. This is critical for applications involving variable frequency drives (VFDs).
- High-Speed Capability: The low density and superior smoothness of the ceramic balls reduce centrifugal forces, enabling a high limiting speed of 7,000 rpm. The pressed steel cage ensures stable ball guidance at these velocities.
- Precision & Rigidity: Manufactured to ABEC 1 / ISO P0 tolerance class with a standard CN radial internal clearance, this bearing provides consistent, reliable performance and contributes to overall system rigidity.
- Extended Service Life: Ceramic balls are harder and more wear-resistant than steel, leading to reduced wear and a longer operational lifespan, especially in contaminated or poorly lubricated environments.
- Operational Versatility: The open (unsealed) design allows for custom lubrication schemes, while the specified temperature range (-30°C to 120°C) ensures performance across various operating conditions.
310SFF-HYB#1 Bearing Typical Application Areas
This hybrid deep groove ball bearing is ideally suited for applications where its unique material properties provide a distinct advantage:
- Electric Motor Spindles: Particularly in motors using VFDs, where its insulating properties prevent electrical erosion.
- High-Speed Machining Centers and CNC Spindles that benefit from reduced heat generation and higher rotational accuracy.
- Precision Instrumentation and laboratory equipment requiring minimal vibration and long-term dimensional stability.
- Aerospace & Defense Systems where weight savings, high-speed operation, and reliability are paramount.
- Pumps and Compressors operating at high rotational speeds.
