6307 Deep Groove Ball Bearing 35x80x21mm for Wind Power Automotive Machinery with ZZ 2RS Seals
SKF

6307 Deep Groove Ball Bearing 35x80x21mm for Wind Power Automotive Machinery with ZZ 2RS Seals

<p>Ensure smooth, reliable operation in wind power generators, automotive systems, and machinery with the <strong>SKF 6307 bearing</strong>—a precision-engineered deep groove ball bearing designed to deliver consistent performance under demanding industrial conditions. This 35x80x21mm bearing features ZZ and 2RS seal options to protect against contamination, extending service life and reducing maintenance needs.</p><ul><li>Precision rating options (P0-P4) and vibration classes (Z1V1-Z3V3) ensure compatibility with high-speed applications</li><li>Single-row, non-aligning design with 0° contact angle optimizes radial load handling</li><li>Directly sourced from SKF official channels for 100% authenticity and full traceability</li></ul>

Brand
SKF
Lead Time
7-15 days
Precision
up to P2
  • 100% genuine -- COC & factory certificates available
  • In-stock · bulk & small-batch orders accepted
  • ISO · DIN · ABMA · JIS compliant
  • Full customs clearance documentation provided

Product Details

Full Specifications & Description

Product Specifications

ParameterDetails
Model Number6307
Bearing TypeDeep Groove Ball Bearing
Bore Diameter (d)35mm
Outside Diameter (D)80mm
Width (B)21mm
Seals TypeZZ, 2RS, Open
LubricationGrease or Oil
Precision RatingP0, P6, P5, P4
VibrationZ1V1, Z2V2, Z3V3
MaterialBearing Steel
Load DirectionRadial Bearing
Contact Angle
SeparatedUnseparated
Rows NumberSingle
AligningNon-Aligning Bearing
HS Code8482102000

Application Suitability

IndustryTypical Applications
Wind PowerGenerator systems, pitch control mechanisms
AutomotiveTransmission systems, wheel hubs
Industrial MachineryConveyors, pumps, electric motors

Looking for a Reliable 6307 Deep Groove Ball Bearing? Here's What Matters

Many industrial buyers face challenges with bearing procurement—whether it's finding the exact dimensions (35x80x21mm) for a critical machine, ensuring the seal type (ZZ or 2RS) matches the operating environment, or dealing with suppliers who can't verify product authenticity. These issues often lead to installation delays, unexpected equipment downtime, or premature bearing failure.

Built for Reliable, Long-Term Performance

The 6307 deep groove ball bearing addresses these pain points through precision engineering and versatile design. As a specialized supplier with access to comprehensive bearing ranges, we ensure this SKF 6307 bearing meets original manufacturer specifications, including its 35mm bore, 80mm outer diameter, and 21mm width. Suitable for both radial and light axial loads, it performs consistently in wind power generators, automotive transmissions, and industrial machinery—applications where reliability directly impacts operational efficiency.

Where This Bearing Performs Best

This 6307 bearing excels in moderate-speed, high-load environments with operating temperatures compatible with standard industrial conditions. The ZZ metal seals provide effective protection against dust and debris in dry applications, while the 2RS rubber seals offer enhanced moisture resistance for wetter environments. Its single-row, non-aligning design makes it ideal for systems with minimal shaft misalignment, such as electric motor assemblies and conveyor rollers.

Engineering Details That Matter

The 6307 bearing's performance is rooted in critical engineering features. Constructed from high-grade bearing steel, it delivers excellent hardness and wear resistance, ensuring longevity under cyclic loads. Precision ratings from P0 to P4 allow customization based on application requirements—P5 or P4 grades for high-speed machinery where vibration control (Z2V2 or Z3V3) is essential. The unseparated design simplifies installation and maintenance, while the 0° contact angle optimizes radial load capacity, a key factor in reducing premature fatigue in industrial gearboxes.

Why Bearing Selection Affects Total Cost

Choosing the right 6307 bearing directly impacts total cost of ownership. A bearing with incorrect precision or seal type may fail prematurely, leading to unplanned downtime, replacement costs, and potential damage to adjacent components. For example, using an open bearing in a dusty wind power application could result in abrasive wear, reducing service life by 50% or more. By selecting the appropriate 6307 ZZ 2RS bearing variant and ensuring material quality, users avoid these hidden costs and extend equipment service intervals.

Quality You Can Rely On

Our 6307 deep groove ball bearings undergo rigorous quality control aligned with ISO standards, including dimensional accuracy checks and material hardness testing. We source from established production networks to ensure traceability and consistency. Each bearing comes with standard manufacturer warranty coverage against defects, providing assurance for critical applications. With access to a wide range of brands and models, we can fulfill both standard and hard-to-find bearing requirements, supporting your procurement efficiency.

Packaging & Shipping

  • Packaged in cartons with pallet options for bulk orders
  • Standard package dimensions: 10.00cm * 10.00cm * 4.10cm (gross weight: 0.480kg per unit)
  • Support for express, air, and sea freight based on order size and urgency
  • Flexible minimum order quantities to accommodate both small repairs and large-scale production

Request a Quote for Your 6307 Bearing Needs

Whether you need the 6307 bearing for wind power, automotive, or industrial machinery, we can provide pricing and availability based on your specific requirements. Share the seal type (ZZ, 2RS, or open), precision grade, and quantity, and our team will assist with your order promptly.

Frequently Asked Questions

Q: Can you supply other bearing brands or models besides the 6307?

A: Yes, we offer a comprehensive range of bearings across multiple brands and types, including deep groove ball, tapered roller, and spherical roller bearings. We can source specific models based on your dimensions or part numbers.

Q: How do I confirm if this 6307 bearing fits my equipment?

A: Provide your equipment's bearing dimensions (bore, outer diameter, width) or existing part number, and our technical team will verify compatibility with the 6307 35x80x21mm bearing specifications.

Q: What is the warranty policy for this bearing?

A: We provide warranty coverage against manufacturing defects as per standard industry terms. Specific warranty duration and conditions will be detailed in your order confirmation.

Q: What is the minimum order quantity for the 6307 bearing?

A: We support low minimum order quantities, including single-unit purchases, to accommodate maintenance needs and small-scale projects.

Q: How long does shipping take for the 6307 bearing?

A: Shipping time depends on your location and chosen method. Standard delivery ranges from 7-15 days to most countries, with expedited options available for urgent orders.

Q: Do you offer OEM or ODM services for bearings?

A: Yes, we can provide customized bearing solutions, including private labeling and special packaging, based on your specific requirements and technical drawings.

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Send the bearing model, dimensions (d x D x B), and quantity — we'll get back to you with pricing and lead time.

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6307 Deep Groove Ball Bearing 35x80x21mm for Wind Power Automotive Machinery with ZZ 2RS Seals

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