Top 10 Best earings in 2026

Last Updated - 6/7/2026

🏆Best Choice

TIMKEN

2PACK TIMKEN 6004-2RS Double Rubber Seal Bearings 20x42x12mm, Pre-Lubricated and Stable Performance and Cost Effective, Deep Groove Ball Bearings

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•*Cr - Dynamic Load Rating 9.4 kN
•*C0r - Static Load Rating 5 kN
•*Grease Reference Speed 17000 rpm
•*Oil Reference Speed 25000 rpm
•*2 Pcs

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$12.23

$16.00

-24%

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PGN

PGN (10 Pack) 6004-2RS Bearing - Lubricated Chrome Steel Sealed Ball Bearing - 20x42x12mm Bearings with Rubber Seal & High RPM Support

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•REDUCES REPLACEMENT FREQUENCY - Ultra-durable, high-quality bearings are designed to survive the roughest conditions, lowering maintenance costs and replacement frequency.
•HIGH RPM SUPPORT - The extreme RPM support minimizes wear and tear, protecting the bearings from early failure and collapse. These bearings are designed to survive high pressure.
•ULTRA-RESISTANT - This ball bearing is made from chrome steel and can survive severe impacts. It can also be fitted in several machines, and metal fatigue is not a problem for these bearings.
•DUAL-SIDED RUBBER SEAL - Double rubber seal on both sides protects the ball bearing, safeguarding its integrity, ensuring it holds together whatever structured it is holding together.
•BASED IN USA - Our sealed ball bearings are locally designed in South Florida with the help of our reliable industry experts.

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$17.95

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XIKE

XiKe 2 Pcs 6004ZZ Double Metal Seal Bearings 20x42x12mm, Pre-Lubricated and Stable Performance and Cost Effective, Deep Groove Ball Bearings.

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•High Quality Design:This high-performance bearing features inner and outer races machined from hardened stainless steel and polished balls made of premium chrome steel for incredibly smooth, reliable operation even under extreme loads.
•Excellent Protection : The premium non-contact multi-lip seals made of high performance rubber provide exceptional contamination protection without compromising ease of rotation for superior all-around performance in the most demanding operating conditions.
•High Durability:Manufactured to meet exceptional international standards, this bearing delivers extraordinary long-lasting durability to withstand continuous use day in and day out in high vibration, high shock environments.
•Easy Installation : The compact integrated corrosion resistant stainless steel construction allows for quick press fit installation into tight spaces without the need for fastening hardware or bonding agents.
•Superb Performance : The meticulous hand-finishing and quality craftsmanship provide virtually frictionless, vibration-free and whisper-quiet spinning, making this bearing the smart choice for the most critical industrial equipment where failure is never an acceptable option.

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$7.99

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DEEG

DEEG 10 Pack 6004-2RS 20x42x12 Sealed Ball Bearings use in Snowmobile

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Deep groove geometry for high speeds and supporting both radial and axial loads
•Rubber seals on both sides of the bearing to keep lubricant in and contaminants out
•Chrome steel for durability and resistance to deformity under heavy loads
•Lubricated at manufacturer for no additional lubrication required
•Can withstand radial loads, made of high-quality and durable chrome-plated steel

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$16.99

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PGN Bearings

PGN (4 Pack) 6004-2RS Bearing - Lubricated Chrome Steel Sealed Ball Bearing - 20x42x12mm Bearings with Rubber Seal & High RPM Support

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•REDUCES REPLACEMENT FREQUENCY - Ultra-durable, high-quality bearings are designed to survive the roughest conditions, lowering maintenance costs and replacement frequency.
•HIGH RPM SUPPORT - The extreme RPM support minimizes wear and tear, protecting the bearings from early failure and collapse. These bearings are designed to survive high pressure.
•ULTRA-RESISTANT - This ball bearing is made from chrome steel and can survive severe impacts. It can also be fitted in several machines, and metal fatigue is not a problem for these bearings.
•DUAL-SIDED RUBBER SEAL - Double rubber seal on both sides protects the ball bearing, safeguarding its integrity, ensuring it holds together whatever structured it is holding together.
•BASED IN USA - Our sealed ball bearings are locally designed in South Florida with the help of our reliable industry experts.

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$9.95

$12.45

-20%

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Nsk Bearings

2PACK SKF 6004-2RSH 20X42X12MM Double Rubber Seal Bearings Deep Groove Ball Bearings

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Bearings Brand: SKF
•Excellent stable performance for radial load applications
•Low noise and low vibration at high speed operation
•Pre-greased:Premium Quality GJN grease
•Quantity: two 6004-2RSH bearings

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$11.30

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Kozelo

Kozelo 1pcs 6004Z Deep Groove Ball Bearings - [20mm x 42mm x 12mm] Chrome Steel Balls for Motors Machine Tool Gearboxes Bearing Use, Single Shield

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•1- Package Contents - 1pcs 20mm x 42mm x 12mm pre-lubricated, normal accuracy deep groove ball bearings
•2- Material - They are made from chrome steel, which is known for its high strength, wear resistance and corrosion resistance.
•3- Application - Used in a wide range of industrial applications, including electric motors, conveyor systems, agricultural machinery, HVAC systems, and automotive components.
•4- Durable Use - Ball bearings are easy to install and maintain. The smooth surface finish of bearing balls reduces friction. They are less friction, smoothness, and low noise.
•5- Take Notice of - Confirm bore diameter, outer diameter, and thickness before ordering.

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$5.99

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BuleVina

2pcs/lot 6004RZ Bearing Double Rubber Seal 20x42x12mm, Pre-Lubricated and Stable Performance and Cost Effective, Precision Level Deep Groove Ball Bearings, High Speed Low Noise

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Construction: Made of bearing steel with double rubber seals, these bearings are built to withstand harsh environments and offer strong wear capacity.
•Low Friction & Longevity: Designed with a low coefficient of friction and minimal rotational resistance, they reduce energy loss and extend service life.
•Precision & Performance: Manufactured to high precision standards, ensuring smooth and efficient operation even under high loads.
•Versatile Applications: Suitable for skateboard wheels, inline skates, electric motors, small machinery, and more, offering deep groove geometry for high-speed performance.
•Sealed for Protection: Features rubber seals on both sides to retain lubricant and block contaminants, with factory lubrication for no additional maintenance required.

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$8.99

$11.95

-25%

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PGN Bearings

PGN (2 Pack) 6004-ZZ Bearing - Lubricated Chrome Steel Sealed Ball Bearing - 20x42x12mm Bearings with Metal Shield & High RPM Support

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•REDUCES REPLACEMENT FREQUENCY - Ultra-durable, high-quality bearings are designed to survive the roughest conditions, lowering maintenance costs and replacement frequency.
•HIGH RPM SUPPORT - The extreme RPM support minimizes wear and tear, protecting the bearings from early failure and collapse. These bearings are designed to survive high pressure.
•ULTRA-RESISTANT - This ball bearing is made from chrome steel and can survive severe impacts. It can also be fitted in several machines, and metal fatigue is not a problem for these bearings.
•DUAL-SIDED METAL SHIELD - Double metal seal on both sides protects the ball bearing, safeguarding its integrity, ensuring it holds together whatever structured it is holding together.
•BASED IN USA - Our sealed ball bearings are locally designed in South Florida with the help of our reliable industry experts.

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$7.45

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NTN Bearing

NTN Bearing 6004LU Single Row Deep Groove Radial Ball Bearing, Contact, Normal Clearance, Steel Cage, 20 mm Bore ID, 42 mm OD, 12 mm Width, Single Seal

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Deep groove geometry for high speeds
•Single row for supporting radial loads
•Steel cage evenly spaces balls for reduced friction, vibration and noise
•Rubber seal on the side of the bearing exposed to contaminants and open on the other for applying lubricant
•CN (normal) radial internal clearance for applications that do not involve thermal expansion or atypical precision

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$14.65

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