NU Type Cylindrical Roller Bearing

1.Product Introduction: With separable inner ring, able to bear radial loads, suitable for shaft systems that require frequent disassembly, and having excellent high-speed performance.
2.Structure Type: The outer ring has double ribs, the inner ring is separable, with a single row of rollers + cage, and it is open - type (dust cover is optional).
3.Size Range: Inner diameter 20 - 500mm, outer diameter 47 - 1000mm, width 14 - 200mm.
4.Material: Inner ring / outer ring / rollers: GCr15/GCR15SIMN/20Cr2Ni4A, cage: stamped steel / brass.
5.Precision: P0/P6 level, high-speed version is P5 level.
6.Application Fields: Electric motors, machine tool spindles, reducers, automobile gearboxes.
7.Key Inspection Items: Radial clearance, roller parallelism, dimensional accuracy.

Product Description

NU Type Cylindrical Roller Bearings | High-Load Capacity, Customizable Solutions, Fast Global Delivery

When your heavy-duty machinery demands unmatched radial load handling and durability, NU type cylindrical roller bearings stand as the proven solution. At LUOYANG INNO BEARING CO., LTD, we combine 30+ years of precision engineering with industry-specific customization to deliver bearings that thrive in extreme conditions—from scorching steel mills to high-impact port cranes. With 1,000+ standard models ready to ship in 48 hours and tailored bearing designs for unique dimensions (up to φ5000mm), we ensure your equipment runs smoother, longer, and with minimal downtime.

Technical Specifications

Parameter Details
Inner Diameter 20mm – 500mm (standard), up to φ3000mm (custom)
Outer Diameter 47mm – 1000mm (standard), up to φ5000mm (custom)
Materials GCr15/SAE 52100 bearing steel, brass/stamped steel cages
Load Capacity Dynamic: Up to 500kN+; Static: Customized

Key Advantages

  • Extreme Conditions: Graphite-lubricated bearing designs withstand 500°C in metallurgy mills with reinforced roller cages.
  • Precision Craftsmanship: P0/P6 standard and P4/P5 options for high-speed cylindrical roller bearing assemblies.
  • Agile Logistics: Standard bearing models available for 48-hour dispatch worldwide.

Industry-Proven Applications

  • Metallurgy: NU type cylindrical roller bearings achieve 20,000+ hour lifespans under 150°C and extreme radial loads.
  • Port Machinery: Bearings withstand 10,000+ hours in high-frequency crane trolleys with zinc-nickel corrosion protection.
  • Medical Imaging: Ultra-low noise (<35dB) roller bearing designs ensure stable MRI gearbox operation.

Quality & Lifecycle Support

Every bearing undergoes material screening (≥58 HRC), 3-stage dimensional checks, and 12+ performance tests. We provide IoT-driven predictive maintenance and 24/7 engineering support.

FAQs

Q: How quickly can you customize NU bearings for φ2000mm+ applications?
A: Our modular production system cuts lead times by 30%, delivering φ3000mm bearing units in 15-20 days.

Q: Do you offer noise-reduced NU type cylindrical roller bearings for medical devices?
A: Yes! Our precision-ground rollers and brass cages achieve <35dB operation, compliant with ISO 13485.

Q: Can you provide IoT-enabled monitoring for these cylindrical roller bearing products?
A: Absolutely. Our smart sensors track temperature, vibration, and bearing load in real time.

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