312SFF-HYB#1
High-Performance Custom Hybrid Ceramic Bearings (#1 Series)
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Part No.
Part No.
312SFF-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:
$ 253.18
/ each
In Stock
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312SFF-HYB#1 Bearing Product Overview & Core Advantages
The 312SFF-HYB#1 is a single row deep groove ball bearing engineered for high-performance applications. Its defining feature is the use of ceramic balls (silicon nitride) combined with chrome steel rings, creating a hybrid bearing solution. This configuration delivers superior performance in high-speed operation (with a limiting speed of 6,000 rpm), reduced friction, and enhanced durability. It is an open-type bearing without seals, designed for radial loads and systems where external lubrication is provided, making it ideal for demanding industrial environments requiring precision and reliability.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 312 | Standard bore diameter code (60 mm) |
| SFF | Manufacturer's internal designation for this specific hybrid series |
| HYB | Indicates a Hybrid bearing construction (Ceramic Balls + Steel Rings) |
| #1 | Variant or internal lot identifier |
312SFF-HYB#1 Bearing Structural Features & Performance Benefits
- Hybrid Construction: The combination of silicon nitride ceramic balls and chrome steel rings significantly reduces friction and heat generation. This leads to lower operating temperatures and enables higher limiting speeds compared to all-steel equivalents.
- High-Speed Capability: With a limiting speed of 6,000 rpm, this bearing is designed for demanding high-speed applications. The low density and high hardness of the ceramic balls minimize centrifugal forces and wear.
- Rigidity and Precision: Manufactured to ABEC 1 / ISO P0 tolerance class with a standard CN radial internal clearance, it provides reliable and precise operation for general industrial use.
- High Load Capacity: Engineered to handle significant radial dynamic load ratings of 20,525 lbf and static load ratings of 17,535 lbf, ensuring robust performance under stress.
- Extended Service Life: Ceramic balls are electrically resistant and less prone to wear and fatigue, contributing to a longer operational lifespan, especially in challenging conditions.
312SFF-HYB#1 Bearing Typical Application Areas
This high-speed hybrid bearing is suited for a range of precision industrial equipment, including:
- Electric Motors & Spindles
- Machine Tool Components
- Turbochargers
- Precision Gearboxes
- Agricultural and Construction Machinery
- Any application requiring a reliable, high-speed radial bearing with enhanced durability.
