F687zz
F Series Flanged Miniature Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
F687zz
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
3.35 g
Tolerance class
ABEC1
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
7 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
14 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
16 mm
Flange thickness
1.1 mm
Ball & Washer Dimensions
Ball diameter
2 mm
Ball quantity
9
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
224 lbf
Radial static load rating
92 lbf
Limiting speed
40 X 1000 rpm
Lubrication
Required
Radial internal clearance
0.002mm to 0.013mm
Radial internal clearance
MC3
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:
$ 1.32
/ each
In Stock
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F687zz Bearing Product Overview & Core Advantages
The F687zz is a metric miniature ball bearing engineered for precision applications requiring compact design and reliable performance. As a single row deep groove ball bearing, it is optimized to handle primarily radial loads efficiently. Its construction features two shielded sides, offering protection against contamination while retaining lubrication. This bearing is characterized by its small bore diameter of 7 mm and lightweight design, making it an ideal component for high-speed, space-constrained mechanisms demanding consistent operation and long service life.
F687zz Bearing Model Code Explained, Specifications & Naming Convention
The model designation F687zz provides specific technical information:
- F687: Indicates the bearing series and size, specifying a 7mm bore, 14mm outside diameter, and 5mm width.
- zz: Denotes that the bearing is equipped with shielded seals on both sides. These non-contact shields help protect the internal components from dust and debris without significantly increasing rotational friction.
F687zz Bearing Structural Features & Performance Benefits
- Robust Construction & Material Integrity: Manufactured from Chrome Steel for rings and balls, and a Stainless Steel cage, this bearing offers excellent durability and resistance to wear, ensuring stable performance under dynamic and static radial loads.
- Optimized for High-Speed Operation: The design, including a stainless steel cage and precision-ground components, supports a limiting speed of 40,000 rpm, making it suitable for high-velocity applications.
- Effective Contamination Protection: The double-sided shields (zz) provide a primary defense against particulate ingress, extending bearing life and maintaining performance in less-than-ideal environments.
- Precision & Consistency: Built to ABEC1 tolerance class with a controlled radial internal clearance (MC3 group), this bearing delivers predictable and smooth running characteristics, which is critical for precision instruments.
F687zz Bearing Typical Application Areas
The F687zz is ideally suited for a wide range of compact and high-speed devices, including:
- Small Electric Motors (e.g., in drones, RC models, and miniature fans)
- Precision Instrumentation and optical devices
- Computer Peripherals such as small fans and disk drive spindles
- Medical Equipment and dental handpieces
- Office Automation Equipment and various low-torque mechanical drives
