MF115
MF Series Flanged Miniature Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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MF115 Bearing Product Overview & Core Advantages
The MF115 is a metric single row deep groove ball bearing designed for compact applications requiring reliable radial load support. Featuring an open design and manufactured to ABEC1 precision tolerances, this bearing offers a balanced combination of performance and value. Its small bore diameter of 5 mm and overall compact dimensions make it ideal for space-constrained assemblies in various industrial and precision instruments.
MF115 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| MF115 | Basic bearing designation indicating specific dimensions (5mm bore, 11mm OD) |
| Open | No seals or shields, allowing for custom lubrication and higher speed capability |
| ABEC1 | Standard precision tolerance class suitable for most industrial applications |
| MC3 | Normal radial internal clearance group for general operating conditions |
MF115 Bearing Structural Features & Performance Benefits
Optimized Ball Configuration: With 8 precision chrome steel balls of 1.588mm diameter, the MF115 provides smooth operation and reliable radial load capacity up to 137 lbf dynamic rating.
High-Speed Capability: The stainless steel cage and open construction enable operation at limiting speeds up to 45,000 rpm, making it suitable for high-speed applications.
Precision Engineering: Manufactured to tight dimensional tolerances with bore and outside diameter tolerances of -0.008mm to 0, ensuring consistent performance and easy installation.
Material Excellence: Constructed from chrome steel rings and stainless steel cage, providing excellent durability and corrosion resistance in various operating environments.
MF115 Bearing Typical Application Areas
- Small electric motors and miniature DC motors
- Precision instruments and laboratory equipment
- Office automation devices including printers and scanners
- Medical devices and dental handpieces
- Robotics and small automation systems
- Computer cooling fans and small blowers
