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Double Row Full Complement Cylindrical Roller Bearings NNCL 4930 CV
Double Row Full Complement Cylindrical Roller Bearings NNCL 4930 CV

Double Row Full Complement Cylindrical Roller Bearings NNCL 4930 CV

The NNCL 4930 CV is a double-row cylindrical roller bearing with a 150mm bore and 210mm outer diameter, crafted from durable 52100 chrome steel. It supports combined loads, handling up to 96525 lbf dynamically and 186750 lbf statically.

Its full complement design (no cage) maximises roller count for higher load capacity, while the open seal allows easy lubrication with grease or oil. The bearing operates smoothly at speeds up to 2000 RPM.

With a temperature range of -30°C to 110°C, it suits demanding environments. The 60mm width and 4mm axial displacement tolerance ensure stability in heavy machinery.

Ideal for industrial gearboxes or presses where high radial loads are common. Compliant with RoHS and REACH standards, it’s interchangeable with SKF bearings for easy replacement. Weighs 6.45kg for its robust size.

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Product Parameters

  • Part Number NNCL 4930 CV
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 150 mm
  • Bore Dia Tolerance -0.025mm to 0
  • Outer Dia 210 mm
  • Outer Dia Tolerance -0.030mm to 0
  • Width 60 mm
  • Width Tolerance -0.25mm to 0
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Construction Double Row Full Complement
  • Inner Ring Type With Inner Ring
  • Seal Type Open
  • Shoulder Diameter Inner Ring 171.5 mm
  • Raceway Diameter Outer Ring 192.77 mm
  • Width Annular Lubrication Groove Outer Ring 7 mm
  • Diameter Lubrication Hole (Outer Ring) 4 mm
  • Chamfer Dimension r1,2(min.) 2 mm
  • Permissible Axial Displacement(max.) 4 mm
  • Ring Material 52100 Chrome Steel
  • Roller Material 52100 Chrome Steel
  • Cage Material Full complement (no cage)
  • Dynamic Radial Load 96525 lbf
  • Static Radial Load 186750 lbf
  • Max Speed 2000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 6.45 kg

Features

Performance Features of NNCL 4930 CV Bearing

NNCL 4930 CV Bearing is built with double row full complement design, offering high load capacity for combined radial and axial loads.
Its 52100 chrome steel construction ensures durability and resistance to wear in demanding conditions.

The dynamic radial load capacity of 96525 lbf makes NNCL 4930 CV Bearing suitable for heavy-duty applications.
With a maximum speed of 2000 rpm, it balances performance and reliability.

NNCL 4930 CV Bearing operates in temperatures from -30° to 110 °C, adapting to various industrial environments.
The absence of a cage allows for more rollers, enhancing load distribution and longevity.

Grease or oil lubrication options provide flexibility for different maintenance needs.
Its open design simplifies installation and reduces maintenance requirements.

Application

Industrial Uses of NNCL 4930 CV Bearing
NNCL 4930 CV Bearing is commonly used in heavy machinery like industrial gearboxes and rolling mills, where its double-row design handles high radial loads efficiently. The full complement of rollers ensures maximum load capacity without a cage, making it suitable for slow to moderate-speed applications.

Where Is NNCL 4930 CV Bearing Used?
In automotive manufacturing, NNCL 4930 CV Bearing supports large drivetrain components, such as differentials and axles, due to its robust construction. Its chrome steel material provides excellent durability under continuous stress.

Built for Heavy-Duty Use: NNCL 4930 CV Bearing
This bearing excels in construction equipment like cranes and excavators, where combined loads are frequent. The open design allows for easy lubrication, extending service life in demanding environments.

Automotive vs Aerospace: Applications of NNCL 4930 CV Bearing
While NNCL 4930 CV Bearing is popular in automotive systems for its load capacity, it also finds use in aerospace landing gear mechanisms. Its precision tolerances ensure reliable performance in both fields.

Essential Roles of NNCL 4930 CV Bearing
In wind turbines, NNCL 4930 CV Bearing handles the radial and axial loads generated by rotor blades. The grease or oil lubrication options make it adaptable to various operating conditions.

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