F686
F Series Flanged Miniature Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
F686
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
2.21 g
Tolerance class
ABEC1
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
6 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
13 mm
Outside diameter tolerance
-0.008mm to 0
Width
3.5 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 mm
Ball quantity
8
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
207 lbf
Radial static load rating
80 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
F686 Bearing Product Overview & Core Advantages
The F686 is a metric single row deep groove ball bearing designed for high-performance applications requiring compact dimensions and reliable operation. Engineered with chrome steel rings and balls and a stainless steel cage, this bearing offers excellent durability and corrosion resistance. Its primary advantage lies in its ability to efficiently handle radial loads while operating at moderate speeds. The open design allows for versatile lubrication options, making it suitable for a wide range of industrial machinery and precision instruments where space is at a premium and dependable performance is critical.
F686 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| F686 | The base model number, defining the core bearing dimensions (6mm bore, 13mm OD). |
| Open (Seal Type) | No integral seals or shields. This allows for higher limiting speeds and custom lubrication schemes but requires a clean operating environment or external sealing. |
| ABEC1 | The tolerance class, indicating standard precision levels suitable for most general industrial applications. |
| MC3 | Specifies the radial internal clearance group, optimized for normal operating conditions and fits. |
F686 Bearing Structural Features & Performance Benefits
- Compact & Lightweight Design: With a bore diameter of 6mm, an outside diameter of 13mm, and a width of just 3.5mm, this bearing is ideal for applications with severe space constraints. Its low weight of 2.21g minimizes rotational inertia.
- Robust Load Capacity: The single row deep groove construction and high-quality chrome steel components provide a radial dynamic load rating of 207 lbf and a radial static load rating of 80 lbf, ensuring reliable performance under load.
- Optimized High-Speed Capability: The precision-ground ball diameter of 2mm, combined with eight balls and a lightweight stainless steel cage, promotes smooth rotation and stability, supporting a limiting speed of 40,000 rpm.
- Versatile Application Range: The open seal type and standard inner ring offer flexibility in lubrication and mounting. The specified radial internal clearance (0.002mm to 0.013mm) ensures optimal performance across the operating temperature range of -30°C to 110°C.
F686 Bearing Typical Application Areas
- Small Electric Motors: Ideal for spindle and rotor support in miniature DC motors and stepper motors.
- Precision Instruments: Used in optical encoders, gauges, and medical devices where compact size and smooth operation are paramount.
- Office Automation Equipment: Found in printers, scanners, and copiers for paper feed rollers and scanner heads.
- Robotics and Automation: Suitable for joints and drives in small robotic arms and automated guided vehicles (AGVs).
- Consumer Electronics: Applied in cooling fans for computers, drones, and other portable electronic devices.
