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Free delivery on orders over £100
We Ship Globally

61904-2RS ZEN Sealed Deep Groove Ball Bearing 20mm X 37mm X 9mm

£1.92 £1.60
In stock

d) = 20mm | D) = 37mm | B) = 9mm

Part Number: 61904-2RS
Manufacturer: ZEN™
Product Type: Sealed Deep Groove Ball Bearing
Basic Dimension(s): 20mm X 37mm X 9mm

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What are deep groove ball bearings?

Deep groove ball bearings are a type of rolling-element bearing used to support both radial and axial loads. They are characterized by their deep raceway grooves, which enable them to accommodate a wide range of loads and speeds. These bearings consist of an inner ring, an outer ring, a set of steel balls, and a cage to keep the balls evenly spaced.

The inner and outer rings of deep groove ball bearings typically have raceways that are formed either by machining or by induction hardening. These raceways guide the movement of the steel balls, allowing for smooth rotation with minimal friction.

One of the key advantages of deep groove ball bearings is their ability to handle radial and axial loads in both directions. This versatility makes them suitable for a wide range of applications, from small household appliances to heavy industrial machinery.

Deep groove ball bearings are designed to operate at high speeds while maintaining low torque and energy consumption. They are also known for their durability and reliability, making them ideal for demanding applications.

These bearings come in various sizes, configurations, and materials to suit different operating conditions and environments. They can be supplied with seals or shields to protect against contaminants and retain lubrication, enhancing their performance and longevity.

Overall, deep groove ball bearings play a crucial role in the smooth operation of machinery and equipment across industries, providing efficient and reliable support for rotating shafts and components.

What are deep groove ball bearings used for?

Deep groove ball bearings are used in a wide range of applications across various industries due to their versatility, efficiency, and reliability. Some common uses include:

Automotive Industry: Deep groove ball bearings are found in automotive components such as wheels, transmissions, engines, and steering systems. They provide smooth rotation for axles, gears, and other moving parts in vehicles.

1). Industrial Machinery: These bearings are essential components in industrial machinery, including pumps, compressors, fans, conveyors, and gearboxes. They support rotating shafts and provide low-friction operation in various manufacturing processes.

2). Electrical Motors: Deep groove ball bearings are used in electric motors for household appliances, HVAC systems, power tools, and industrial equipment. They ensure reliable performance and long service life for motorized components.

3). Agricultural Equipment: Machinery used in agriculture, such as tractors, harvesters, and irrigation systems, rely on deep groove ball bearings for smooth operation of moving parts like shafts, pulleys, and wheels.

4). Construction Equipment: Deep groove ball bearings are used in construction machinery such as excavators, cranes, loaders, and concrete mixers. They support rotating components and withstand heavy loads and harsh operating conditions on construction sites.

5). Mining and Quarrying: Equipment used in mining and quarrying operations, including crushers, screens, and conveyor systems, depend on deep groove ball bearings to handle heavy loads and continuous operation in challenging environments.

6). Rail Transportation: Deep groove ball bearings are utilized in railway applications for rolling stock components like wheelsets, axles, and traction motors. They provide reliable performance and low maintenance for rail vehicles.

7). Marine Industry: Deep groove ball bearings are used in marine equipment such as propeller shafts, winches, pumps, and steering systems. They withstand corrosive seawater environments and ensure smooth operation of marine vessels.

8). Medical Equipment: Precision deep groove ball bearings are employed in medical devices and equipment like dental drills, surgical tools, imaging machines, and laboratory instruments. They provide smooth and accurate rotation for critical medical applications.

9). Consumer Products: Deep groove ball bearings are used in various consumer products, including household appliances like washing machines, dishwashers, vacuum cleaners, and power tools. They contribute to the smooth and efficient operation of these everyday items.

Overall, deep groove ball bearings are essential components in a wide array of machinery and equipment, playing a critical role in facilitating smooth rotation, reducing friction, and ensuring reliable performance across diverse industries and applications.


Order by 3.30pm (Mon-Fri) for the following delivery

Service   Weight Delivery Times (Mon-Fri) Approx. Price  

Express Up To 5kg 1-2 Working Days £9.00 (Subject to VAT)
Over 5-10kg £10.00
Over 10-20kg £12.00
1st Class Up To 1kg 1-3 Working Days £4.00  
Order 1kg To 2kg £4.75  
2nd Class Up To 1kg 2-5 Working Days £2.50  
Over 1kg To 2kg £3.50  
Free express delivery on orders with a net value over £100.00 (UK Mainland only)

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  2. Order Number
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