F624
F Series Flanged Miniature Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
F624
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
3.44 g
Tolerance class
ABEC1
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
4 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
13 mm
Outside diameter tolerance
-0.008mm to 0
Width
5 mm
Width tolerance
-0.12mm to 0
Inner Ring Dimensions
Inner ring type
Standard
Outer Ring Dimensions
Flange outer diameter
15 mm
Flange thickness
1 mm
Ball & Washer Dimensions
Ball diameter
2.381 mm
Ball quantity
7
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
249 lbf
Radial static load rating
88 lbf
Limiting speed
40 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
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 1.32
/ each
In Stock
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
F624 Bearing Product Overview & Core Advantages
The F624 is a metric miniature ball bearing designed for applications requiring high precision and reliable performance in compact spaces. As a single row deep groove ball bearing, it excels at handling radial loads efficiently. Its open design allows for versatile lubrication options, while its ABEC1 precision class ensures consistent operation. The bearing is characterized by its small bore diameter of 4 mm and lightweight construction, making it ideal for high-speed applications up to 40,000 rpm where space and weight are critical constraints.
F624 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| F6 | Series designation for miniature deep groove ball bearings with a specific cross-section. |
| 24 | Bore diameter code, corresponding to a 4 mm bore. |
| Open (Default) | No seals or shields, allowing for maximum speed capability and custom lubrication. |
| MC3 Clearance | Specifies a radial internal clearance group of 0.002mm to 0.013mm, suitable for precision applications with controlled fits and moderate temperature variations. |
F624 Bearing Structural Features & Performance Benefits
- High-Speed Capability: The combination of a stainless steel cage, open construction, and optimized ball complement (7 balls) enables stable operation at limiting speeds up to 40,000 rpm.
- Radial Load Capacity: The deep groove raceway and chrome steel construction provide a dynamic load rating of 249 lbf, ensuring durability under significant radial stresses.
- Precision Engineering: Manufactured to ABEC1 tolerance class with strict bore and OD tolerances, guaranteeing smooth running and minimal vibration for sensitive mechanisms.
- Compact & Lightweight: With an overall bearing size of 4x13x5 mm and a weight of just 3.44 grams, it minimizes inertia and saves critical space in miniature assemblies.
F624 Bearing Typical Application Areas
- Small Precision Motors and stepper motors
- Medical Devices and dental handpieces
- Optical Encoders and instrumentation
- Office Automation Equipment (e.g., printers, scanners)
- RC Models and miniature drones
- Textile Spindles and other high-speed miniature machinery
