MF148 2rs
MF Series Flanged Miniature Bearings
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Part No.
Part No.
MF148 2rs
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
2.42 g
Tolerance class
ABEC1
Seal type
Sealed
For load direction
Radial
Main Dimensions
Bore diameter
8 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
14 mm
Outside diameter tolerance
-0.008mm to 0
Width
4 mm
Width tolerance
-0.12mm to 0
Inner Ring Dimensions
Inner ring type
Standard
Outer Ring Dimensions
Flange outer diameter
15.6 mm
Flange thickness
0.8 mm
Ball & Washer Dimensions
Ball diameter
1.588 mm
Ball quantity
10
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
156 lbf
Radial static load rating
70 lbf
Limiting speed
38 X 1000 rpm
Lubrication
Required
Radial internal clearance
MC3
Radial internal clearance
0.002mm to 0.013mm
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Stainless Steel
Shield material
Nitrile Rubber
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 1.32
/ each
In Stock
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MF148 2rs Bearing Product Overview & Core Advantages
The MF148 2RS is a metric miniature deep groove ball bearing engineered for compact applications requiring reliable performance. Featuring a single row design with integral rubber seals (2RS), it offers effective protection against contaminants. This bearing is designed to primarily handle radial loads and is characterized by its small cross-section, making it ideal for space-constrained assemblies. Manufactured to ABEC1 precision class, it provides dependable operation for a wide range of industrial and commercial applications.
MF148 2rs Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| MF148 | Basic bearing designation indicating the bearing size with an 8mm bore, 14mm OD, and 4mm width. |
| 2RS | Denotes contact rubber seals on both sides, providing superior protection against dust and moisture ingress. |
MF148 2rs Bearing Structural Features & Performance Benefits
- Compact & Lightweight Design: With a 4mm width and weight of only 2.42 grams, this bearing is optimized for miniature applications where space and weight are critical factors.
- Robust Construction: The chrome steel rings and balls provide high durability and wear resistance, while the stainless steel cage ensures stable operation and ball guidance.
- Effective Sealing: The Nitrile rubber seals (2RS) effectively shield the internal components from contaminants, extending bearing service life and reducing maintenance needs.
- Precision Performance: Manufactured to ABEC1 tolerance class with a MC3 radial internal clearance (0.002mm to 0.013mm), ensuring smooth and consistent operation.
- Flange Design: The integrated flange (15.6mm outer diameter) facilitates easy and secure mounting, simplifying installation in housings.
MF148 2rs Bearing Typical Application Areas
- Small electric motors and miniature gearboxes
- Precision instruments and optical encoders
- Office automation equipment (printers, scanners)
- Medical devices and laboratory equipment
- Robotics and RC models
- Computer cooling fans and small pumps
