Single Row Ball Double Row Industrial Roller SKF 61821 Deep Groove Ball Bearings


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                     Deep groove ball bearing                     

Brand:SKF bearing   
Our Price:$1.50      Ask for quotation
Filling slots:WithoutModel Number:61821
Size:
105mm x 130mm x 13mm
Number of rows:1
Locating feature, bearing outer ring:None
Bore type:Cylindrical
Cage:Sheet metal
Matched arrangement:No
Radial internal clearance:CN C2 C3 C4
Tolerance class:Class P6 (P5)
Material, bearing:Bearing steel
Seals Type:Open type  ZZ 2Z 2RS1 DDU VV DW
LubricantGrease
Deep groove ball bearing with seals or shields                                                                                             

Deep groove ball bearing with seals or shields


Single row deep groove ball bearings with seals or shields are particularly versatile, have low friction and are optimized for low noise and low vibration, which enables high rotational speeds. 


They accommodate radial and axial loads in both directions, are easy to mount, and require less maintenance than many other bearing types. 


The integral sealing can significantly prolong bearing service life because it keeps lubricant in the bearings and contaminants out. 


Integral sealing prolongs bearing service life, simple, versatile, robust design low friction, high-speed  makes radial and axial loads in both directions, so it requires little maintenance.

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Knowledge and introduction of bearings                                                                                                      

SKF 61821 Deep Groove Ball Bearings

The SKF 61821 is a single-row deep groove ball bearing designed for high-speed applications while maintaining reliability and durability. 

Its low-profile design allows it to accommodate radial loads and light axial loads in both directions effectively.


Key Specifications

Dimensions:

  • Inner Diameter (d): 105 mm

  • Outer Diameter (D): 130 mm

  • Width (B): 13 mm

Load Ratings:

  • Dynamic Load Rating (C): Defines the bearing's load-handling capacity during continuous operation.

  • Static Load Rating (C₀): Indicates the bearing's ability to handle stationary loads without damage.

Limiting Speeds:

  • Speed limits depend on lubrication (grease or oil) and operating conditions.

Features

Single Row Design: Suitable for radial loads and can handle light axial loads in both directions.

Open Type: Requires external lubrication, allowing for higher speeds and reduced friction.

Material: High-quality steel ensures resistance to wear and fatigue for long-term use.

Low Friction: Minimizes energy consumption and heat generation, enhancing efficiency.


Applications

The SKF 61821 is used in a wide range of applications, including:

Electric motors

Pumps and compressors

Automotive systems

Industrial machinery

Fans and blowers

Precision instruments


Advantages

High-Speed Performance: Optimized for operations at high rotational speeds.

Durable Construction: Built to SKF’s high manufacturing standards, ensuring reliability under demanding conditions.

Versatile Design: Works in diverse environments and applications.

Energy Efficiency: Low friction reduces power consumption and operational costs.

For precise performance details and compatibility, refer to SKF’s technical datasheets or consult an authorized SKF distributor. 

Proper installation and maintenance are crucial for maximizing bearing life and performance.


For further details on this product please directly contact our sales department under shh@dmsw.com 


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Timson Power Technology (Shanghai) Co., Ltd

Our Timson Power Technology (Shanghai) Co., Ltd was founded in 2012 and we beganattempting online transactions through the Bearing Mall in 2014. Collectively our staff have decades of experience in the bearing trade and we are also authorised distributors of some of the world’s leading manufacturers, meaning we can offer industry leading service and prices.