SF692x 2rs
SF Series Stainless Steel Flanged Miniature Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
SF692x 2rs
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.68 g
Tolerance class
ABEC1
Seal type
Sealed
For load direction
Radial
Main Dimensions
Bore diameter
2.5 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
7 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
8.5 mm
Flange thickness
0.9 mm
Ball & Washer Dimensions
Ball diameter
1.2 mm
Ball quantity
7
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
66 lbf
Radial static load rating
21 lbf
Limiting speed
56.7 X 1000 rpm
Lubrication
Required
Radial internal clearance
0.002mm to 0.013mm
Radial internal clearance
MC3
Materials
Ring material
Stainless Steel
Ball material
Stainless 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:
$ 2.76
/ each
In Stock
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SF692x 2rs Bearing Product Overview & Core Advantages
The SF692x 2rs is a miniature sealed single row deep groove ball bearing designed for precision applications requiring compact dimensions and reliable performance. Engineered with stainless steel construction throughout its rings, balls, and cage, it offers excellent corrosion resistance. Its primary advantage lies in its ability to handle radial loads efficiently while the integral rubber seals (2RS) provide robust protection against contaminants, making it suitable for applications demanding high reliability and long service life in limited spaces.
SF692x 2rs Bearing Model Code Explained, Specifications & Naming Convention
The model designation SF692x 2rs can be broken down as follows:
- SF692x: Denotes the bearing series and basic size designation.
- 2RS: Indicates the bearing is equipped with contact rubber seals on both sides. This provides superior sealing effectiveness compared to non-contact shields, protecting the internal components from dust, moisture, and other contaminants.
SF692x 2rs Bearing Structural Features & Performance Benefits
- High Precision & Rigidity: Manufactured to ABEC1 tolerance class, this bearing ensures consistent performance and smooth operation. The deep groove raceway and stainless steel cage contribute to stable operation and high rigidity.
- Effective Sealing: The double-sided Nitrile rubber seals (2RS) effectively retain lubrication and exclude pollutants, enhancing bearing life and enabling use in challenging environments.
- Corrosion Resistance: The use of stainless steel for all critical components makes this bearing ideal for applications exposed to moisture or corrosive agents.
- Compact & Lightweight Design: With a 2.5 mm bore and a total weight of only 0.68 g, it is perfectly suited for miniature and lightweight mechanisms.
SF692x 2rs Bearing Typical Application Areas
This bearing is ideally suited for a wide range of small-scale, precision applications, including:
- Small Precision Motors (e.g., in drones, RC models)
- Medical Devices and Instrumentation
- Office Automation Equipment (printers, scanners)
- Precision Gearboxes and Mechanisms
- Optical and Measurement Equipment
