Deep Groove Ball Bearing
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Deep Groove Ball Bearing 6306 30x72x19mm SKF Zz 2RS for Construction Machinery

Ensure uninterrupted performance for your construction machinery with the SKF 6306 bearing, a precision deep groove ball bearing engineered to deliver reliable rotation even under heavy loads. At 30x72x19mm, this dual-sealed (Zz/2RS) solution minimizes maintenance downtime by preventing contamination in harsh job site conditions, while its P0-P2 precision ratings ensure consistent alignment with your equipment’s critical components.

  • Seamlessly integrates into multi-brand procurement workflows, reducing supplier coordination hassles for EPC teams and maintenance providers
  • Grease or oil lubrication flexibility adapts to varying operational demands, from high-speed machine tools to heavy-duty mining equipment
  • Backed by SKF’s European precision and our unified ISO 9001 quality certification, ensuring compliance with global engineering standards

Category
Deep Groove Ball Bearing
Availability
In Stock
MOQ
1 PCS
Lead Time
3-7 Days
Quality
ISO 9001
receiving@yokobearings.com 24h Response Guarantee

Product Details

Product Specifications

Parameter Details
Model NO. 6306
Seals Type Zz 2RS Open
Lubrication Grease or Oil
Precision Rating P0 P6 P5 P4 P2
Vibration Z1V1 Z2V2 Z3V3
Specification 30*72*19 mm
Trademark SKF
Origin Sweden
HS Code 8482102000

Application Industries

Industry Typical Equipment
Construction Machinery Excavators, Loaders, Bulldozers, Concrete Mixers
Mining Crushers, Conveyors, Drilling Rigs
Machine Tools CNC Lathes, Milling Machines, Grinding Equipment
Steel Rolling Mills, Continuous Casters, Overhead Cranes

End Costly Downtime with Genuine SKF 6306 Bearings for Construction Machinery

Construction sites can’t afford delays from bearing failures. A seized excavator joint or failed loader transmission costs hours of productivity and thousands in lost revenue. Many buyers face the double challenge of sourcing authentic bearings quickly while managing mixed-brand component lists across multiple suppliers.

Genuine SKF 6306 Bearings, In Stock for Immediate Dispatch

As an official SKF distributor, we stock the 6306 deep groove ball bearing in 30x72x19mm dimensions with Zz and 2RS seal options. This bearing is engineered to handle the heavy radial loads and moderate axial loads common in construction machinery gearboxes, hydraulic pumps, and wheel hubs. Our centralized inventory system ensures we can fulfill orders for both emergency repairs and large project requirements without delays.

Engineered for Construction’s Toughest Conditions

The SKF 6306 bearing thrives in the harsh environments of construction sites—resisting dust, vibration, and temperature fluctuations from -30°C to 120°C. Its deep groove design supports high rotational speeds up to 9,000 r/min (depending on lubrication and seal type), making it ideal for equipment like concrete mixer drums and conveyor pulleys that run continuously under load.

Technical Features That Maximize Equipment Uptime

The 6306’s precision rating options (from P0 to P2) allow customization for specific applications—P5 grade reduces vibration in sensitive equipment like laser-leveling machinery, while standard P0 suits general construction use. Vibration classes Z1V1 to Z3V3 further enhance reliability; Z3V3 models minimize noise and extend service life in high-speed applications. The dual seal options (Zz metal shields for high temperatures, 2RS rubber seals for contamination resistance) let you match the bearing to your operating environment, reducing premature failures from debris or lubricant loss.

Why Authenticity Beats Counterfeit Savings

Counterfeit 6306 bearings may cost 30% less upfront, but they typically fail within 20% of the genuine SKF service life. A single failure in a critical application like an excavator swing gear can cause secondary damage to shafts and housings, leading to repair bills 10x the cost of the bearing. Our SKF 6306 bearings come with full traceability documentation, ensuring they meet ISO 9001 quality standards and SKF’s rigorous performance specifications.

Why 1,200+ Global Clients Trust Our Bearing Supply

We operate as a dual-brand authorized distributor for SKF and Timken, with 15 years of experience serving 55+ countries. Our cross-brand technical team helps clients optimize bearing selection for mixed-equipment fleets, while our unified quality inspection system ensures every bearing meets OEM standards before shipment. With 5,000+ SKU in stock across our Jinan and Rotterdam warehouses, we deliver 95% of orders within 3-7 business days via DHL, FedEx, or sea freight. Clients benefit from one-stop procurement—order SKF 6306 bearings alongside Timken tapered rollers in a single purchase order, with consolidated logistics and documentation.

Packaging & Shipping

  • Original SKF packaging with anti-counterfeit labels and batch traceability documentation
  • Standard carton packaging (9.20cm × 9.20cm × 3.90cm) with gross weight 0.347kg per unit
  • Palletized bulk packaging available for orders over 50 units
  • Express delivery (3-5 days) or economy shipping (7-14 days) to all major construction hubs
  • 1 unit minimum order quantity, with priority handling for emergency repair requests

Get Your SKF 6306 Bearing Shipped Today

Don’t let equipment downtime eat into your project timeline. Whether you need 1 bearing for an emergency repair or 500 for a new equipment build, send us your requirements now. Our team will confirm stock availability, provide a detailed quote, and arrange shipping—all within 24 hours.

Frequently Asked Questions

Q: Are these genuine SKF bearings?

A: Yes, we are an official SKF authorized distributor. Every 6306 bearing comes with original packaging, batch certification, and a traceability document linking it to SKF’s manufacturing facilities in Sweden.

Q: How do I confirm if the 6306 is the right bearing for my equipment?

A: Provide your equipment model, application (e.g., “excavator hydraulic motor”), and operating conditions (load, speed, temperature). Our technical team will cross-verify with SKF’s engineering data to ensure proper fit.

Q: What is your warranty policy?

A: We honor SKF’s standard warranty, covering manufacturing defects for 12 months from delivery. If a bearing fails due to material or production issues, we provide a replacement or full refund.

Q: What is the minimum order quantity?

A: We accept orders for 1 unit, making us ideal for emergency maintenance. Volume discounts apply to orders over 100 units.

Q: How quickly can you ship to Australia or the Middle East?

A: For in-stock 6306 bearings, express shipping to Australia takes 3-4 days, and to Saudi Arabia takes 2-3 days. Economy sea freight options are available for non-urgent orders.

Q: How can I verify the bearing’s authenticity upon receipt?

A: Check the SKF laser-etched logo on the outer ring (clear, sharp lettering), scan the QR code on the packaging to access SKF’s verification portal, and compare the batch number with the provided traceability document.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

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Deep Groove Ball Bearing 6306 30x72x19mm SKF Zz 2RS for Construction Machinery?

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