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

Double Row Full Complement Cylindrical Roller Bearings NNCF 4930 CV

The NNCF 4930 CV is a double row cylindrical roller bearing with a 150mm bore and 210mm outer diameter, built for combined loads. Made from durable 52100 chrome steel, it handles radial loads up to 96525 lbf and spins smoothly at 2000 RPM.

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 well in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for heavy machinery, gearboxes, or industrial equipment where high radial loads are common.

With a compact width of 60mm, it fits neatly into tight spaces while maintaining robust performance. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NNCF 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 186.5 mm
  • Width Annular Lubrication Groove Outer Ring 7 mm
  • Diameter Lubrication Hole (Outer Ring) 4 mm
  • Chamfer Dimension r1,2(min.) 2 mm
  • Chamfer Dimension r3,4(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

Features

Performance Features of NNCF 4930 CV Bearing

NNCF 4930 CV Bearing is built with double row full complement cylindrical rollers, offering high load capacity and stability.
Its chrome steel construction ensures durability and resistance to wear in demanding applications.

The open design allows for easy lubrication with grease or oil, enhancing performance and longevity.
With a dynamic radial load capacity of 96525 lbf, it handles heavy loads efficiently.

NNCF 4930 CV Bearing operates smoothly within a temperature range of -30° to 110°C.
Its full complement design eliminates the need for a cage, maximising roller count and load distribution.

The bearing’s permissible axial displacement of 4 mm accommodates slight misalignments.
This makes NNCF 4930 CV Bearing suitable for applications requiring combined load handling.

Application

Industrial Uses of NNCF 4930 CV Bearing
NNCF 4930 CV Bearing is commonly used in heavy machinery like industrial gearboxes and large conveyor systems, where its double-row design handles both radial and axial loads efficiently. The full complement of rollers ensures higher load capacity, making it suitable for demanding environments.

In automotive applications, NNCF 4930 CV Bearing supports components such as drivetrains and wheel hubs, providing reliable performance under combined loads. Its chrome steel construction offers durability, even in high-speed scenarios.

For automation systems, NNCF 4930 CV Bearing is a solid choice for robotic arms and precision equipment, where smooth motion and load distribution are key. The open design allows for easy lubrication, extending its service life.

Where Is NNCF 4930 CV Bearing Used?
NNCF 4930 CV Bearing finds its place in wind turbines, where its robust design withstands variable loads and harsh conditions. The absence of a cage allows for more rollers, enhancing load-bearing capacity.

In construction equipment, NNCF 4930 CV Bearing is often seen in cranes and excavators, handling heavy radial and axial forces. Its grease or oil lubrication options make maintenance straightforward in dusty or wet environments.

Built for Heavy-Duty Use: NNCF 4930 CV Bearing
NNCF 4930 CV Bearing excels in steel mills and mining machinery, where extreme loads and temperatures are common. The chrome steel rollers and rings ensure long-term reliability even under constant stress.

For marine applications, NNCF 4930 CV Bearing is used in propeller shafts and winches, where its resistance to corrosion and high loads is crucial. The metric sizing ensures compatibility with a wide range of equipment.

Automotive vs Aerospace: Applications of NNCF 4930 CV Bearing
In automotive systems, NNCF 4930 CV Bearing is ideal for transmissions and differentials, offering smooth operation under combined loads. Its high-speed capability makes it a dependable choice for performance vehicles.

In aerospace, NNCF 4930 CV Bearing is less common but can be found in ground support equipment, where its load capacity and precision are valued. The temperature range suits various operational conditions.

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