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Single Row Cylindrical Roller Bearings With Inner Ring NU 348 MA

Single Row Cylindrical Roller Bearings With Inner Ring NU 348 MA

The NU 348 MA is a single-row cylindrical roller bearing with a 240mm bore and 500mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 326250 lbf and operates smoothly at speeds up to 2000 RPM.

Its brass cage ensures stability, while the open design allows easy lubrication with grease or oil. The bearing performs reliably in temperatures from -30°C to 110°C.

With a width of 95mm and a chamfer dimension of 5mm, it’s designed for easy installation. This model is interchangeable with SKF bearings, making it a practical choice for replacements.

Ideal for heavy-duty applications like industrial machinery or gearboxes, where robust performance is needed. Compliant with RoHS and REACH standards, it’s both safe and dependable. Weighing 94.5kg, it’s built for durability in demanding environments.

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Product Parameters

  • Part Number NU 348 MA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 240 mm
  • Bore Dia Tolerance -0.03mm to 0
  • Outer Dia 500 mm
  • Outer Dia Tolerance -0.045mm to 0
  • Width 95 mm
  • Width Tolerance -0.30mm to 0
  • Chamfer Dimension r1,2(min.) 5 mm
  • Permissible Axial Displacement(max.) 5 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Construction Single Row
  • Inner Ring Type With Inner Ring
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Brass cage, outer ring centred
  • Dynamic Radial Load 326250 lbf
  • Static Radial Load 450000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 2000 rpm
  • Weight 94.5 kg
  • Shoulder Dia Of Outer Ring 410 mm
  • Raceway Diameter Of Inner Ring 310 mm
Single Row Cylindrical Roller Bearings With Inner Ring NU 348 MA dimension drawing
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Features

Performance Features of NU 348 MA Bearing

NU 348 MA Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 326,250 lbf, making it suitable for heavy-duty applications.

The brass cage ensures smooth operation and reduces friction, enhancing the bearing’s longevity.
With a maximum speed of 2,000 rpm, it delivers reliable performance in various industrial settings.

NU 348 MA 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 precise chamfer dimensions of 5 mm ensure easy installation and alignment.
This bearing is interchangeable with SKF models, providing flexibility for replacement and upgrades.

Application

Industrial Uses of NU 348 MA Bearing
NU 348 MA Bearing is commonly used in heavy industrial machinery, such as large gearboxes and rolling mills, where its high radial load capacity is essential. The brass cage design helps reduce friction, making it suitable for continuous operation.

In power generation equipment, NU 348 MA Bearing handles the demanding conditions of turbines and generators with ease. Its chrome steel construction ensures long service life even under extreme loads and speeds.

For mining applications, NU 348 MA Bearing’s robust design withstands the harsh environments of crushers and conveyors. The open seal type allows for easy lubrication, which is crucial in dusty conditions.

Where Is NU 348 MA Bearing Used?
NU 348 MA Bearing finds its place in paper manufacturing machines, supporting rollers that require precision and durability. The metric dimensions make it a versatile choice for various European and Asian equipment.

In steel processing plants, NU 348 MA Bearing excels in handling the heavy loads of rolling and pressing machinery. Its high-speed capability ensures smooth operation in these demanding applications.

Perfect Fit for Automation: NU 348 MA Bearing
NU 348 MA Bearing is ideal for automated production lines, where reliability and precision are key. The combined load handling makes it suitable for robotic arms and assembly systems.

In food processing equipment, NU 348 MA Bearing’s chrome steel material meets hygiene standards while providing dependable performance. The grease lubrication option ensures minimal maintenance in busy production environments.

Light-Duty vs Heavy-Duty: Best Uses for NU 348 MA Bearing
For light-duty applications like packaging machines, NU 348 MA Bearing offers smooth operation with minimal noise. Its brass cage contributes to quieter performance in sensitive environments.

In heavy-duty scenarios like construction equipment, NU 348 MA Bearing’s high static radial load capacity ensures durability. The wide temperature range makes it adaptable to various working conditions.

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