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Double Row Full Complement Cylindrical Roller Bearings NNCL 4848 CV
Double Row Full Complement Cylindrical Roller Bearings NNCL 4848 CV

Double Row Full Complement Cylindrical Roller Bearings NNCL 4848 CV

The NNCL 4848 CV is a double row full complement cylindrical roller bearing with a 240mm bore and 300mm outer diameter, built from tough 52100 chrome steel. It handles combined loads up to 121275 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 easy lubrication with grease or oil. The bearing operates reliably 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-duty applications like industrial gearboxes or large machinery where high radial loads are common.

Weighing 9.3kg, it’s a sturdy unit designed for long service life. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NNCL 4848 CV
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 240 mm
  • Bore Dia Tolerance -0.03mm to 0
  • Outer Dia 300 mm
  • Outer Dia Tolerance -0.035mm to 0
  • Width 60 mm
  • Width Tolerance -0.30mm 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 261 mm
  • Raceway Diameter Outer Ring 281.9 mm
  • Width Annular Lubrication Groove Outer Ring 8 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 121275 lbf
  • Static Radial Load 290250 lbf
  • Max Speed 1000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 9.3 kg

Features

Performance Features of NNCL 4848 CV Bearing

NNCL 4848 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 bearing handles combined loads efficiently, with a dynamic radial load capacity of 121275 lbf.
It operates smoothly at speeds up to 1000 rpm, making it suitable for heavy-duty machinery.

NNCL 4848 CV Bearing’s open design allows for easy lubrication with grease or oil.
Its temperature range of -30° to 110°C ensures reliable performance in various environments.

The full complement roller arrangement maximizes load distribution, reducing stress on individual rollers.
This design choice enhances the bearing’s longevity and reduces maintenance needs.

Application

Industrial Uses of NNCL 4848 CV Bearing
NNCL 4848 CV Bearing is commonly used in heavy machinery like rolling mills and gearboxes, where its double-row design handles high radial loads efficiently. The full complement of rollers ensures maximum load capacity without a cage, making it ideal for slow-speed, high-load applications.

In automotive applications, NNCL 4848 CV Bearing supports large drivetrain components, such as differentials and axles, where durability under combined loads is essential. Its chrome steel construction provides long-lasting performance even in demanding conditions.

For industrial automation, NNCL 4848 CV Bearing is a reliable choice for robotic arms and conveyor systems, thanks to its precise axial displacement tolerance. The open seal design allows for easy lubrication, ensuring smooth operation over time.

Where Is NNCL 4848 CV Bearing Used?
NNCL 4848 CV Bearing finds its place in wind turbines, where its high static radial load capacity supports the main shaft. The grease or oil lubrication options make it adaptable to various environmental conditions.

In construction equipment, NNCL 4848 CV Bearing is often found in cranes and excavators, handling heavy loads with ease. Its robust design and chrome steel materials ensure reliability in harsh working environments.

Built for Heavy-Duty Use: NNCL 4848 CV Bearing
NNCL 4848 CV Bearing excels in mining machinery, where its full complement roller design withstands extreme radial loads. The wide temperature range allows it to perform reliably in both hot and cold conditions.

For marine applications, NNCL 4848 CV Bearing is used in propeller shafts and winches, offering consistent performance under combined loads. Its metric sizing ensures compatibility with international equipment standards.

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