RW2-6zz
RW Series Extended Inner Ring Miniature Bearings
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Part No.
Part No.
RW2-6zz
Basic Information
Bearing type
Ball
System of measurement
Inch
Construction
Single Row
Weight
1.23 g
Tolerance class
ABEC1
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
0.125"
Bore diameter tolerance
-0.0003" to 0"
Outside diameter
0.375"
Outside diameter tolerance
-0.0003" to 0"
Width
0.1406"
Width tolerance
-0.005" to 0"
Inner Ring Dimensions
Inner ring type
Extended
Inner ring width
0.1719"
Shoulder diameter inner ring
0.173"
Ball & Washer Dimensions
Ball diameter
0.0625"
Ball quantity
7
Performance
Temperature range
-86 to 230 °F
Radial dynamic load rating
122 lbf
Radial static load rating
41 lbf
Limiting speed
53 X 1000 rpm
Lubrication
Required
Radial internal clearance
MC3
Radial internal clearance
0.00008" to 0.0005"
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Stainless Steel
Shield material
300 Series Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 2.89
/ each
In Stock
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Product Overview and Core Advantages
The RW2-6ZZ is a precision miniature ball bearing designed for applications requiring exceptional reliability in compact spaces. As a single row deep groove ball bearing, it excels at handling radial loads while also accommodating moderate axial loads in both directions. Its inch-series dimensions, including a 0.125" bore and 0.375" outside diameter, make it ideal for precision instruments and small machinery. The bearing features shielded construction for contaminant protection and is manufactured to ABEC1 precision class, ensuring smooth operation and consistent performance in demanding environments.
RW2-6zz Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| RW2-6 | Basic bearing designation indicating inch series dimensions (0.125" bore, 0.375" OD) |
| ZZ | Double shielded construction on both sides for enhanced contamination protection |
Structural Features and Performance Benefits
- High Precision Design: Manufactured to ABEC1 tolerance standards with optimized radial internal clearance (MC3: 0.00008" to 0.0005") for smooth, low-vibration operation.
- Robust Construction: Features chrome steel rings and balls with stainless steel cage for durability and corrosion resistance in the specified temperature range (-86 to 230 °F).
- Enhanced Protection: Double 300 series stainless steel shields protect against contamination while maintaining low friction operation.
- Optimized Load Capacity: With a dynamic load rating of 122 lbf and static load rating of 41 lbf, this bearing delivers reliable performance in compact applications.
- Extended Inner Ring: The extended inner ring design (0.1719" width) facilitates easier mounting and provides additional support surface.
RW2-6zz Bearing Typical Application Areas
- Precision Instruments: Optical encoders, medical devices, and laboratory equipment
- Small Motors and Gearboxes: Stepper motors, DC motors, and miniature drive systems
- Office Automation: Printers, scanners, and copier mechanisms
- Robotics and Automation: Small robotic joints, linear actuators, and positioning systems
- Electronic Equipment: Cooling fans, computer peripherals, and communication devices
