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Double Row Full Complement Cylindrical Roller Bearings NNCF 4968 CV
Double Row Full Complement Cylindrical Roller Bearings NNCF 4968 CV

Double Row Full Complement Cylindrical Roller Bearings NNCF 4968 CV

The NNCF 4968 CV is a double-row cylindrical roller bearing with a 340mm bore and 460mm outer diameter, built from tough 52100 chrome steel. It handles heavy radial loads up to 402750 lbf and runs smoothly at speeds up to 1000 RPM.

Its full-complement design (no cage) maximises roller count for higher load capacity, while the open seal allows flexible lubrication with grease or oil. The bearing operates in temperatures from -30°C to 110°C.

This model suits combined load applications like industrial gearboxes or large machinery where space and strength matter. Its 118mm width and 3mm chamfers ensure easy installation. Compliant with RoHS and REACH standards for safe industrial use.

Interchangeable with SKF bearings, it’s a reliable choice for replacements or upgrades in demanding environments. The axial displacement tolerance of 6mm adds versatility for shifting loads.

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Product Parameters

  • Part Number NNCF 4968 CV
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 340 mm
  • Bore Dia Tolerance -0.04mm to 0
  • Outer Dia 460 mm
  • Outer Dia Tolerance -0.045mm to 0
  • Width 118 mm
  • Width Tolerance -0.40mm 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
  • Chamfer Dimension r1,2(min.) 3 mm
  • Chamfer Dimension r3,4(min.) 3 mm
  • Permissible Axial Displacement(max.) 6 mm
  • Ring Material 52100 Chrome Steel
  • Roller Material 52100 Chrome Steel
  • Cage Material Full complement (no cage)
  • Dynamic Radial Load 402750 lbf
  • Static Radial Load 956250 lbf
  • Max Speed 1000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of NNCF 4968 CV Bearing

NNCF 4968 CV Bearing is constructed with double-row full complement cylindrical rollers, offering high load capacity and stability.
Its 52100 chrome steel rings and rollers ensure durability and resistance to wear under heavy loads.

The bearing handles dynamic radial loads up to 402,750 lbf, making it suitable for demanding industrial applications.
With a maximum speed of 1,000 rpm, it balances performance and reliability in various conditions.

NNCF 4968 CV Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

The full complement roller arrangement enhances load distribution, extending service life.
Precision tolerances ensure smooth operation and minimal vibration during use.

Application

Industrial Uses of NNCF 4968 CV Bearing
NNCF 4968 CV Bearing is commonly used in heavy machinery like rolling mills and large gearboxes, where its double-row design handles high radial loads efficiently. The full complement of rollers ensures maximum load capacity without the need for a cage.

In wind turbine applications, NNCF 4968 CV Bearing provides reliable performance in the main shaft, thanks to its chrome steel construction and grease lubrication compatibility. Its wide temperature range makes it suitable for outdoor installations in varying climates.

For mining equipment, NNCF 4968 CV Bearing’s robust design withstands the harsh conditions of crushers and conveyors. The open seal type allows for easy maintenance, which is essential in dusty environments.

What Makes NNCF 4968 CV Bearing a Preferred Choice?
NNCF 4968 CV Bearing is often chosen for paper manufacturing machinery due to its ability to handle combined loads and axial displacement. The metric sizing ensures compatibility with European industrial standards.

In steel production plants, NNCF 4968 CV Bearing’s high static radial load capacity makes it ideal for use in rolling stands. The absence of a cage allows for more rollers, enhancing its durability under extreme conditions.

Built for Heavy-Duty Use: NNCF 4968 CV Bearing
NNCF 4968 CV Bearing excels in construction equipment like cranes and excavators, where its large bore diameter supports heavy loads. The chamfer dimensions facilitate easier installation in tight spaces.

For marine applications, NNCF 4968 CV Bearing’s resistance to wear and corrosion ensures long service life in ship propulsion systems. The oil lubrication option provides flexibility depending on operational requirements.

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