"When a critical piece of rotating equipment failed, we needed a mixed SKF list urgently. The supplier consolidated the order, shipped same-day, and the parts were on our plant floor in two days. The equipment was back online before the end of the shift."




Buying for several machines? Add this model to one inquiry with the other SKF bearings, housings and accessories on your list. Each line keeps its own designation, quantity and specification.
Send Your Full ListAbout this SKF bearing
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | 6309-2RS1/6309-2RS1-C3/6309-2Z/6309-C3 |
| Bearing Type | Deep Groove Ball Bearing |
| Bore Diameter (d) | 45 mm |
| Outside Diameter (D) | 100 mm |
| Width (B) | 25 mm |
| Seals Type | ZZ, 2RS, Open |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
| Contact Angle | 0° |
| Standard | DIN, GB, ISO, JIS, ANSI |
| Weight | 0.85 Kg |
| Origin | Sweden |
| HS Code | 8482102000 |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Wind Power | OEM equipment components |
| Industrial Machinery | Rotating shaft systems, electric motors |
Finding a Reliable SKF 6309 Deep Groove Ball Bearing for Wind Power OEMs?
Wind power equipment operators often face challenges with bearing reliability—premature failure due to misalignment, inadequate sealing, or substandard materials can lead to costly downtime. Sourcing authentic SKF 6309-2RS1/2Z bearings with precise dimensions (45x100x25mm) can be equally frustrating when dealing with uncertain supply chains.
Engineered for Wind Power's Demanding Conditions
This SKF 6309 deep groove ball bearing addresses these challenges through its robust design. Available in both 2RS1 (rubber seal) and 2Z (metal shield) configurations, it provides effective contamination protection critical for wind turbine environments. With direct access to SKF's global distribution network, we ensure 100% genuine products that meet OEM specifications, supported by same-day shipping for in-stock items.
Optimized Performance in Radial Load Applications
As a radial bearing with a 0° contact angle, the SKF 6309 excels in applications with predominantly radial loads, such as wind turbine gearboxes and generator shafts. Its single-row design and non-aligning特性 require proper mounting alignment, making precision installation essential for maximizing service life. The bearing's vibration classes (Z1V1 to Z3V3) allow selection based on noise and smoothness requirements, ensuring compatibility with sensitive equipment.
Key Engineering Features for Longevity
The bearing's performance is defined by critical specifications: bearing steel construction provides the hardness needed to withstand cyclic loads, while precision ratings (from P0 to P2) allow matching to application accuracy requirements. Lubrication flexibility (grease or oil) enables adaptation to operating temperatures and speeds, though proper lubrication selection directly impacts friction, wear, and maintenance intervals. The 45x100x25mm dimensions ensure interchangeability with standard mounting configurations, simplifying replacement in existing equipment.
Total Cost of Ownership Beyond Initial Price
Choosing the correct SKF 6309 bearing variant directly affects operational costs. Inferior bearings may offer lower upfront prices but typically fail early due to poor material quality or imprecise manufacturing, leading to unplanned shutdowns and replacement labor expenses. The 100% original SKF construction ensures compliance with ISO standards for dynamic load capacity and fatigue life, while complete traceability documentation provides assurance of quality from production to delivery.
Quality Assurance You Can Verify
Our supply chain adheres to SKF's global quality management system, with all products sourced directly from official factories and warehouses. Each bearing comes with complete documentation, including original factory certificates and batch inspection reports. We implement strict incoming quality checks for dimensions, surface hardness, and seal integrity, ensuring every unit meets specified tolerances. Our technical team, certified by SKF, can provide installation guidance to prevent premature failure due to improper fitting.
Packaging & Shipping
- Standard packaging: Carton with pallet for bulk orders
- Package dimensions: 11.00cm × 11.00cm × 3.50cm per unit
- Global delivery network: 7-15 days door-to-door to most regions
- Minimum order quantity: Flexible, supporting both small batches and large OEM requirements
Get Your SKF 6309 Bearing Quote Today
Whether you need the 6309-2RS1, 6309-2Z, or another variant, provide your required model, quantity, and destination for a prompt quotation. Our large inventory covers over 95% of conventional SKF models, ensuring quick fulfillment for urgent requirements. Our team can also assist with technical specifications to confirm compatibility with your wind power equipment.
Frequently Asked Questions
Q: Do you supply other bearing brands besides SKF?
A: Yes, we provide a full range of international brands including NSK, NTN, Koyo, NACHI, IKO, FAG, and Timken, as well as domestic Chinese brands, all available for询价 based on your specifications.
Q: How can I confirm this bearing fits my equipment?
A: Provide your equipment model or existing bearing dimensions (bore, outer diameter, width), and our technical team will cross-verify with SKF's official specifications to ensure compatibility.
Q: What is your warranty policy for SKF bearings?
A: All SKF products come with the original factory warranty covering manufacturing defects. Specific terms are detailed in the product documentation and sales agreement.
Q: What is the minimum order quantity for this bearing?
A: We accept small orders for maintenance needs and can fulfill large OEM requirements, with no strict minimum order quantity—contact us with your specific needs.
Q: How long does shipping take to [my location]?
A: Standard delivery takes 7-15 days to most countries and regions via our global logistics network. For urgent orders, expedited shipping options are available upon request.
Q: Can you provide OEM packaging or labeling?
A: Yes, we offer customized packaging and label printing services to meet your specific branding or documentation requirements.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we'll get back to you with pricing and lead time.
One SKF inquiry. Every line accounted for.
Electrical Equipment is an Authorized SKF Distributor that turns mixed equipment lists into itemised, comparable quotes and consolidated supply for industrial plants, maintenance contractors and distributors worldwide.
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Broad SKF range in one purchase
Ball, roller, needle, thrust, mounted and precision bearings handled in a single industrial order.
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Mixed equipment lists
One inquiry covers parts for different machines, with designations and internal stock codes matched line by line.
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Standard and precision flagged
Routine replacement bearings and special-specification models are labelled separately on your quote.
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No unapproved substitutes
Identification gaps are closed before quoting; any alternative is listed separately for your approval.
Related SKF bearings
These SKF models share the category of Deep Groove Ball Bearing SKF 6309-2RS1/2Z 45x100x25mm for Wind Power OEMs and can be quoted on the same inquiry.
01 Deep Groove Ball Bearings SKF 6209-2RS1 50x80x16mm for Automotive Applications with 100% Authenticity
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02 Single Row Deep Groove Ball Bearings 6218-2RS1/C3 90x160x30mm for Industrial Machinery with Steel Cage
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03 Deep Groove Ball Bearing 6709-2RS 45x55x6mm P0-P2 for Industrial Machinery Lubrication Option
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04 6707-2RS Deep Groove Ball Bearing 35x44x5mm P0-P2 for Industrial Machinery Applications
View detailsWhere this bearing is used
Deep Groove Ball Bearing SKF 6309-2RS1/2Z 45x100x25mm for Wind Power OEMs is specified in the applications below. Open an application to see the matching SKF bearing categories.
Trusted by plants and maintenance teams
Industrial buyers in the USA, Mexico, Oman, France, New Zealand and Brazil source genuine SKF bearings and mixed lists through Electrical Equipment.
"We had a bad experience with counterfeit SKF bearings from another supplier. The bearings from skfus.com are genuine, traceable, and the packaging matches SKF's current format. Our reliability team verified the first batch and we now use them as our primary source."
"The SKF mounted units and insert bearings we ordered for a conveyor upgrade were supplied with the correct housing and locking arrangement. Our maintenance team installed them without modification. No noise, no leaks, no call-backs."
Technical articles for this bearing type
These guides cover selection, identification and replacement points relevant to Deep Groove Ball Bearing SKF 6309-2RS1/2Z 45x100x25mm for Wind Power OEMs.
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Read the guideQuestions about ordering this SKF bearing
Short answers on identification, mixed orders, quote terms and substitutions at Electrical Equipment.
What if my SKF designation is incomplete?
Send a clear photo of the bearing markings and note which details still need confirming. We close identification gaps, including the exact specification and complete assembly, before you accept a quote. Nothing is substituted to fill a gap.
Can I quote this bearing together with other SKF categories?
Yes. Standard, precision and mounted units can sit in one itemised inquiry, with each line keeping its own designation, quantity and specification. Housings and mounting accessories are added when they are part of your supply scope.
What does the written quote include?
Each quote lists the designation, quantity, price and currency, stock availability, estimated lead time and quote validity. Applicable freight or tax terms are stated, and the product documents available for your order are confirmed.
How are substitutions confirmed?
Only with your approval. Any alternative is marked separately on the quote, and every technical change needs sign-off from the buyer before an order is placed.
Get a written quote for Deep Groove Ball Bearing SKF 6309-2RS1/2Z 45x100x25mm for Wind Power OEMs
Send this model alone or with your full SKF list. We verify the identification details on every line first, then issue an itemised written quote with lead time and validity.