MR95 2rs
MR Series Miniature Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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MR95 2rs Bearing Product Overview & Core Advantages
The MR95 2RS is a metric miniature ball bearing designed for precision applications requiring reliable performance in compact spaces. This single row deep groove ball bearing features integrated rubber seals (2RS) providing effective contamination protection. Engineered with chrome steel rings and balls plus a stainless steel cage, it delivers consistent operation across a temperature range of -30° to 110°C. Its compact dimensions (5mm bore × 9mm OD × 3mm width) and ABEC1 precision class make it ideal for applications demanding both miniature size and reliable performance.
MR95 2rs Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
|---|---|---|
| MR95 | Basic bearing designation indicating metric series with 5mm bore, 9mm OD | Standardized dimensions for easy replacement and system integration |
| 2RS | Double rubber contact seals on both sides | Enhanced contamination protection, retaining lubricant effectively |
MR95 2rs Bearing Structural Features & Performance Benefits
Deep Groove Geometry: The optimized raceway design enables efficient handling of radial loads while accommodating moderate axial loads in both directions, providing versatile load capacity in miniature applications.
Sealed Construction: The dual nitrile rubber contact seals (2RS) create an effective barrier against contaminants while retaining lubrication, extending service life in challenging environments.
Precision Engineering: Manufactured to ABEC1 tolerance class with controlled radial internal clearance (MC3 group), ensuring consistent performance and smooth operation at speeds up to 50,000 rpm.
Material Selection: Chrome steel rings and balls combined with stainless steel cage provide excellent durability and corrosion resistance, while the compact design weighs only 0.58 grams.
MR95 2rs Bearing Typical Application Areas
- Small DC Motors & Gear Motors: Providing reliable support in miniature motor applications
- Precision Instruments & Medical Devices: Ideal for compact medical equipment and laboratory instruments
- Office Automation Equipment: Used in printers, scanners, and copiers requiring miniature bearings
- Robotics & Automation: Suitable for small robotic joints and precision positioning systems
- Consumer Electronics: Applications in small fans, drones, and portable devices
