/ Four-row tapered roller bearings

Large Tapered Roller Bearings

1.Product Introduction: The inner diameter is ≥300mm, suitable for large - scale shaft systems and heavy loads.
2.Structure Type: The inner ring / outer ring is thick - wall forged, with single - row / double - row rollers + cage and a metal seal.
3.Size Range: Inner diameter 300 - 2000mm, outer diameter 500 - 3000mm, width 80 - 500mm.
4.Material: Inner ring/Outer ring/Rollers: GCr15/GCr15SiMn/20Cr2Ni4A, cage: stamped steel / brass.
5.Precision: P0/P6 level, precision version is P5 level.
6.Application Fields: Large - scale motor spindles, heavy - duty rolling mills, port large - scale cranes.
7.Key Inspection Items: Forging flaw detection, dimensional accuracy (tolerance for large - scale parts), load - bearing capacity.
Product Description
Data Sheet

Heavy-Duty Large Tapered Roller Bearings for Extreme Industrial Performance

When your equipment faces relentless heavy loads, high temperatures, or constant vibration, Large Tapered Roller Bearings from LUOYANG INNO BEARING CO., LTD deliver unmatched durability. Designed for inner diameters starting at 300mm, our bearings are engineered to support massive shaft systems in industries like metallurgy, port machinery, and mining. With 30+ years of expertise, we combine precision manufacturing with agile customization to solve your most demanding challenges.

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Why Our Large Tapered Roller Bearings Outperform

Built for Extreme Conditions

  • Heavy Load Capacity: Static loads up to 12,000 kN and dynamic loads up to 8,500 kN.

  • High-Temperature Resilience: Stable performance in environments up to 350°C.

  • Precision Engineering: ISO P5/P6 standards ensure smooth operation under stress.

Custom Solutions, Fast Delivery

  • Non-Standard Sizes: Up to φ5000mm, delivered in 15-20 days after design approval.

  • Material Excellence: GCr15/GCr15SiMn steel with advanced heat treatment for 50% longer lifespan.

Industry-Proven Reliability

  • 99.9% defect-free rate via 3-stage quality checks.

  • 48-hour shipping for 1,000+ standard models.

Where Our Bearings Excel?

Metallurgy & Steel Production

Large Tapered Roller Bearings withstand thermal deformation and slag splatter in rolling mills.

Port Machinery

High-impact tolerance designs reduce downtime for crane slewing rings.

Mining Equipment

Extra wear-resistant rollers survive abrasive conditions in crushers.

Trusted by Global Industries

Rigorous Quality Assurance

  • Material Testing: Spectrometry and hardness checks.

  • Performance Validation: Vibration analysis (ISO 15242-2) and accelerated lifespan tests.

  • Certifications: ISO 9001, ISO 14001, and industry-specific compliance (AGMA, ABS).

Seamless Procurement

  • MOQ 1 Unit: No bulk order requirements.
  • Global Logistics: Anti-corrosion packaging and customs-ready documentation.

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FAQ

Q: Can you customize bearings beyond φ5000mm?

A: Yes! We specialize in oversized designs. Share your specs for a 15-20 day lead time.

Q: How do you ensure quick delivery?

A: Regional warehouses stock 1,000+ models for 48-hour dispatch.

Q: What certifications do your bearings have?

A: All products meet ISO standards, with optional CE/API certifications for EU/NA markets.

Q: How are your bearings tested?

A: Every unit undergoes dimensional, hardness, and vibration checks.

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Contact Us

Ready to Upgrade Your Equipment with Large Tapered Roller Bearings?

Submit your bearing requirements (size, load, RPM) to sales@inno-bearing.com for:

  • A custom quote within 24 hours.
  • Free technical consultation.
  • Lifetime after-sales support.

LUOYANG INNO BEARING CO., LTD – Powering Industries with Precision & Reliability Since 1993.

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