/ Single row cylindrical roller bearings

Cylindrical Roller Bearing Inch Series

1.Product Introduction: Inch-sized, suitable for imported equipment, mainly bearing radial loads.
2.Structure Type: The outer ring has double ribs, the inner ring is separable (NU type) / has a single rib (NJ type), with a single row of rollers + cage, and it is open - type / sealed.
3.Size Range: Inner diameter 0.5 - 20 inches (12.7 - 508mm), outer diameter 1 - 40 inches (25.4 - 1016mm), width 0.3 - 8 inches (7.62 - 203.2mm).
4.Material: Inner ring / outer ring / rollers: GCr15/GCR15SIMN/20Cr2Ni4A, cage: stamped steel / brass.
5.Precision: P0/P6 level (corresponding to ABEC - 1/ABEC - 3), precision version is P5 level (ABEC - 5).
6.Application Fields: Imported electric motors, inch-sized machine tools, petroleum machinery (European and American specifications).
7.Key Inspection Items: Inch-sized dimensional accuracy, radial clearance, ABEC precision compliance.
Product Description
Data Sheet

Cylindrical Roller Bearing Inch Series | High-Temperature (500°C), Heavy-Load Capacity, Custom Sizes up to φ5000mm

When you need bearings that match inch-sized machinery and deliver unmatched performance under extreme conditions, our Cylindrical Roller Bearing Inch Series stands ready. Designed for heavy-load, high-temperature environments like steel mills and mining crushers, these bearings combine precision engineering with rapid customization. With outer diameters up to 5,000mm and a 30% faster production cycle, we solve the toughest challenges in metallurgy, port machinery, and heavy equipment.

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Why Choose Our Cylindrical Roller Bearings?

1. Built to Endure Extreme Conditions

  • 150°C Heat Resistance: Vacuum-degassed steel and multi-layer heat treatment ensure stable performance in steel rolling mills or forging presses.

  • Heavy-Load Mastery: Handle static loads up to 500kN and dynamic loads of 300kN, backed by 1,000+ hours of accelerated lifespan testing.

  • Precision You Can Trust: Achieve P4-grade accuracy (ABEC-5) and noise levels below 35dB for medical or high-speed applications.

2. Custom Sizes Without the Wait

Need a non-standard bearing for legacy equipment? Our modular production system delivers:

  • φ3000mm+ Custom Designs: Ready in 15–20 days (vs. 30+ days industry average).

  • No MOQ Barriers: Order 1–5 units for prototypes or 500+ for large projects.

3. Quality That Never Compromises

Every Cylindrical Roller Bearing Inch Series unit undergoes:

  • 3-Stage Inspections: Raw material checks, in-process monitoring, and 12+ final tests (vibration, radial clearance, lifespan).
  • 99.9% Qualification Rate: Validated for mining crushers, coal pulverizers, and other harsh applications.

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Where Do These Bearings Excel?

Heavy Industry Champions

  • Steel Rolling Mills: Withstand 500°C temperatures and heavy radial loads for 20,000+ hours.

  • Mining Crushers: Anti-shock design and corrosion-resistant coatings handle 50% higher impact loads.

  • Legacy Machinery Retrofits: Custom bore/OD measurements ensure seamless replacements for obsolete equipment.

Medical & Precision Engineering

  • Low-Noise Operation: <35dB performance for MRI machines and lab equipment.
  • P4-Grade Precision: Ensure micron-level accuracy in robotics and aerospace systems.

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Your Time-Saving Advantage

  • 48-Hour Global Shipping: 1,000+ standard types in stock.
  • 15-Day Custom Solutions: Submit CAD files or sketches for instant quoting.
  • Regional Hubs: Reduce logistics costs by 20% with warehouses in the EU, North America, and Asia.

Beyond the Bearing: Lifetime Support

We don’t just sell bearings—we partner in your success:

  • 24/7 Engineering Support: Get analysis, installation guides, and predictive maintenance plans.
  • IoT-Driven Monitoring: Cut downtime by 40% with real-time performance tracking.
  • Legacy Equipment Revive: On-site measurements and CAD reverse engineering for outdated machinery.

FAQ

Q: How fast can you deliver a φ3000mm custom bearing?

A: 15–20 days—twice as fast as most competitors.

Q: Are these bearings suitable for high-impact mining crushers?

A: Yes! Our shock-absorbing design passes 50+ impact cycle tests.

Q: Do you provide certifications like CE or ISO 9001?

A: Absolutely. Each bearing comes with ISO, ASTM, and CE documentation.

Q: Can I order a single custom bearing for testing?

A: Yes. We offer MOQ-free prototyping.

Q: How do you ensure precision in inch-sized dimensions?

A: Our CNC grinding achieves ±0.0001" tolerance, verified via 3D scanning.

Contact Us

Ready to Upgrade Your Machinery with Cylindrical Roller Bearing Inch Series?

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Need Immediate Help?

📧 sales@inno-bearing.com

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