Deep Groove Ball Bearing 6306 30x72x19mm SKF Zz 2RS for Construction Machinery with P0-P2 Precision Rating

Product Specifications

Application Industries

Stop Construction Delays with Reliable Deep Groove Ball Bearing 6306

Construction sites can't afford unexpected downtime. A failed bearing in critical machinery like excavators or loaders not only halts work but also increases labor costs and project timelines. Sourcing genuine replacement parts often means navigating multiple suppliers with long lead times, while counterfeit bearings risk early failure under heavy loads. For maintenance teams, balancing quality, availability, and cross-brand compatibility remains a constant challenge.

Genuine SKF 6306 Bearings: In Stock for Immediate Deployment

As an official SKF distributor, we stock the Deep Groove Ball Bearing 6306 with 30x72x19mm dimensions, available in Zz, 2RS, and Open seal types. Our ISO 9001 quality control system ensures every unit meets SKF's strict standards, from P0 (standard) to P2 (high precision) ratings. Whether your application requires grease or oil lubrication, this bearing delivers consistent performance in construction machinery gearboxes, motor spindles, and conveyor systems. With 1,100+ clients across 50+ countries relying on our inventory, we maintain sufficient stock to support both emergency repairs and bulk orders.

Engineered for Heavy-Duty Construction Environments

The SKF 6306 2RS Precision Bearing thrives in the harsh conditions of construction sites. Its deep groove design accommodates radial and axial loads simultaneously, while the 2RS rubber seals effectively block dust, moisture, and debris—critical for equipment operating in dirt, rain, or concrete dust. With vibration classes up to Z3V3, it minimizes noise and resonance in high-speed applications like mixer drum drives. When paired with proper lubrication, this bearing withstands the shock loads and temperature fluctuations common in heavy machinery, reducing the need for frequent replacements.

Technical Details That Maximize Equipment Uptime

Precision matters in construction equipment, and the SKF 6306 delivers on key performance metrics. The P0-P2 precision rating range allows customization: P0 for general machinery where cost efficiency is prioritized, P5 for high-speed motors requiring tight radial runout control, and P2 for precision applications like CNC machine spindles. Vibration classes Z1V1 to Z3V3 ensure smooth operation—Z3V3 models are ideal for noise-sensitive environments or high-RPM equipment where excessive vibration leads to premature wear. Seal options cater to specific needs: Zz metal shields offer robust protection in dry, dusty conditions, while 2RS rubber seals provide superior moisture resistance for outdoor or washdown applications.

Why Genuine SKF 6306 Bearings Reduce Total Costs

Choosing counterfeit Deep Groove Ball Bearing 6306 units may seem cost-effective initially, but the hidden expenses add up. Unauthorized replicas often use substandard steel, leading to brinelling under heavy loads or premature spalling. A single bearing failure in an excavator can cost $1,500+ in downtime, labor, and secondary component damage—easily outweighing the savings from a cheaper part. Our genuine SKF bearings, backed by the manufacturer's warranty, ensure predictable performance and longer service intervals. With cross-brand selection guidance, we help you avoid over-specifying (and overpaying) for precision or features your application doesn't require.

Your Trusted Partner for Bearing Procurement

Packaging & Shipping

• Original SKF packaging with anti-counterfeit labels and product documentation
• Carton and pallet packaging options for safe transport, with gross weight 0.347kg per unit
• 3-7 business days delivery for in-stock items via DHL, FedEx, or UPS
• Full logistics tracking provided from warehouse to delivery
• Minimum order quantity: 1 unit, supporting emergency repairs and small-batch requirements

Get Your SKF 6306 Bearing Shipped Today

Don’t let equipment downtime derail your project timeline. Whether you need a single replacement bearing or a bulk order for your maintenance inventory, we’re ready to fulfill your request. Send us your bearing designation, application details (like equipment model or operating conditions), and quantity—our team will confirm compatibility and provide a quote within 24 hours. The sooner you order, the sooner your machinery gets back to work.

Frequently Asked Questions