S6811
S6800 Series Stainless Steel Thin Section Bearings
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Part No.
Part No.
S6811
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
83 g
Tolerance class
ABEC-1
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
55 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
72 mm
Outside diameter tolerance
-0.013mm to 0
Width
9 mm
Width tolerance
-0.150mm to 0
Performance
Temperature range
-86 to 230 °F
Radial dynamic load rating
1780 lbf
Radial static load rating
1635 lbf
Limiting speed
9 X 1000 rpm
Lubrication
Required
Radial internal clearance
C0
Radial internal clearance
0.008mm to 0.028mm
Materials
Ring material
Stainless Steel
Ball material
Stainless Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 7.35
/ each
In Stock
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S6811 Bearing Product Overview & Core Advantages
The S6811 is a single row deep groove ball bearing engineered for high-performance applications demanding precision and reliability. Constructed entirely from stainless steel, it offers excellent corrosion resistance. This open-type bearing is designed primarily to handle radial loads and is characterized by its compact cross-section with a 9 mm width. Its ABEC-1 precision class ensures consistent operation, making it a robust and dependable choice for various industrial and precision mechanisms.
S6811 Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Code | Technical Meaning |
|---|---|---|
| Basic Designation | S6811 | Indicates a stainless steel, single row deep groove ball bearing with a 55 mm bore, 72 mm OD, and 9 mm width. |
| Seal Type | Open | No seals or shields; requires external lubrication and protection from contaminants. |
| Tolerance Class | ABEC-1 | Specifies standard precision levels for dimensional accuracy and running performance. |
| Internal Clearance | C0 | Denotes a normal radial internal clearance range of 0.008mm to 0.028mm. |
S6811 Bearing Structural Features & Performance Benefits
- All-Stainless Steel Construction: The rings, balls, and cage are made from stainless steel, providing superior corrosion resistance and making the bearing suitable for harsh environments, including those requiring washdown or exposure to chemicals.
- High-Speed Capability: With a limiting speed of 9,000 rpm, the bearing is suitable for high-speed applications. The deep groove raceway and stainless steel cage contribute to smooth, stable operation at elevated rotational speeds.
- Precision Performance: Manufactured to ABEC-1 tolerances, this bearing ensures low noise and vibration, which is critical for precision instruments and sensitive equipment.
- Robust Load Capacity: The deep groove geometry allows it to support significant radial dynamic load ratings of 1780 lbf and radial static load ratings of 1635 lbf, ensuring long service life under demanding conditions.
S6811 Bearing Typical Application Areas
This S6811 bearing is ideally suited for a wide range of applications where corrosion resistance, compact bearing dimensions, and reliable performance are paramount. Key sectors include:
- Food & Beverage Processing Equipment (e.g., conveyors, mixers)
- Medical and Laboratory Devices (e.g., small pumps, analyzers)
- Precision Instruments and Optical Devices
- Agricultural and Chemical Handling Machinery
- Various high-speed small motors and spindles
