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Double Row Cylindrical Roller Bearings NNU 4176 M
Double Row Cylindrical Roller Bearings NNU 4176 M

Double Row Cylindrical Roller Bearings NNU 4176 M

The NNU 4176 M is a double-row cylindrical roller bearing with a large 380mm bore and 620mm outer diameter, designed for heavy-duty applications. It handles combined loads with a dynamic radial capacity of 965250 lbf and operates smoothly at speeds up to 1000 RPM.

Made from robust materials, it supports axial displacement up to 7.4mm, offering flexibility in demanding setups. The bearing works well in temperatures from -30°C to 110°C and can be lubricated with grease or oil.

Its chamfered edges (5mm on both rings) ensure easy installation and alignment. Compliant with RoHS and REACH standards, it’s a reliable choice for industrial machinery like presses or large gearboxes.

Interchangeable with SKF bearings, this model simplifies replacements while maintaining high performance. Ideal for environments where durability and precision are key.

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Product Parameters

  • Part Number NNU 4176 M
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 380 mm
  • Outer Dia 620 mm
  • Width 243mm
  • Chamfer Dimension Outer Ring(r1,2)(min.) 5 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 5 mm
  • Permissible Axial Displacement(max.) 7.4 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Dynamic Radial Load 965250 lbf
  • Static Radial Load 1912500 lbf
  • Max Speed 1000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of NNU 4176 M Bearing

NNU 4176 M Bearing is designed for combined load applications, offering a dynamic radial load capacity of 965,250 lbf.
Its double-row cylindrical roller construction ensures stability and precision in heavy-duty operations.
The bearing supports both grease and oil lubrication, providing flexibility in various industrial settings.
With a maximum speed of 1,000 rpm, it delivers reliable performance across a wide temperature range.

Application

Industrial Uses of NNU 4176 M Bearing
NNU 4176 M Bearing is commonly used in heavy industrial machinery, such as large gearboxes and rolling mills, where its double-row design handles significant radial and axial loads. The generous chamfer dimensions ensure smooth installation in tight spaces.

Where Is NNU 4176 M Bearing Used?
You’ll often spot NNU 4176 M Bearing in wind turbine gearboxes, where its high dynamic load capacity keeps operations running smoothly. Its compatibility with both grease and oil lubrication makes it versatile for various environments.

Built for Heavy-Duty Use: NNU 4176 M Bearing
NNU 4176 M Bearing excels in steel production equipment, where its robust construction withstands extreme loads and temperatures. The metric sizing ensures seamless integration with European and Asian machinery standards.

Automotive vs Aerospace: Applications of NNU 4176 M Bearing
In automotive applications, NNU 4176 M Bearing supports large drivetrain components, while in aerospace, it’s trusted for landing gear systems. Its combined load capacity makes it adaptable across demanding industries.

Perfect Fit for Automation: NNU 4176 M Bearing
NNU 4176 M Bearing is a reliable choice for automated production lines, particularly in robotic arms handling heavy payloads. The stainless steel construction ensures longevity even in high-cycle operations.

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