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Single Row Cylindrical Roller Bearings With Inner Ring NU 19/630 ECMA/HB1
Single Row Cylindrical Roller Bearings With Inner Ring NU 19/630 ECMA/HB1

Single Row Cylindrical Roller Bearings With Inner Ring NU 19/630 ECMA/HB1

The NU 19/630 ECMA/HB1 is a single-row cylindrical roller bearing with a 630mm bore and 850mm outer diameter, crafted from robust chrome steel. It handles combined loads up to 504000 lbf and runs smoothly at speeds up to 1000 RPM.

Its brass cage, centred on the outer ring, ensures durability and reduces friction during operation. The open design allows for easy lubrication with grease or oil, suitable for temperatures from -30°C to 110°C.

This bearing is interchangeable with SKF models, making it a practical choice for replacements. Ideal for heavy-duty applications like industrial machinery or large gearboxes where high radial loads are common.

Weighing 168kg, it’s built for strength and reliability. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number NU 19/630 ECMA/HB1
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 630 mm
  • Bore Dia Tolerance -0.05mm to 0
  • Outer Dia 850 mm
  • Outer Dia Tolerance -0.10mm to 0
  • Width 100 mm
  • Width Tolerance -0.50mm to 0
  • Chamfer Dimension r1,2(min.) 6 mm
  • Permissible Axial Displacement(max.) 4.5 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 504000 lbf
  • Static Radial Load 990000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 1000 rpm
  • Weight 168 kg
  • Shoulder Dia Of Outer Ring 785 mm
  • Raceway Diameter Of Inner Ring 683 mm

Features

How Does NU 19/630 ECMA/HB1 Bearing Handle Combined Loads?

NU 19/630 ECMA/HB1 Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and axial loads.
Its dynamic radial load capacity reaches 504,000 lbf, ensuring reliable performance in heavy-duty applications.
The brass cage, centred on the outer ring, maintains roller alignment for smooth operation and reduced wear.
With a maximum speed of 1,000 rpm, it balances durability and efficiency in demanding conditions.

Application

Industrial Uses of NU 19/630 ECMA/HB1 Bearing
NU 19/630 ECMA/HB1 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 ensures smooth operation even under demanding conditions.

In wind turbine applications, NU 19/630 ECMA/HB1 Bearing provides reliable performance in the main shaft, handling both radial and axial loads. Its chrome steel construction offers excellent durability in harsh outdoor environments.

For mining equipment, NU 19/630 ECMA/HB1 Bearing’s large size and robust design make it ideal for crushers and conveyors. The open seal type allows for easy lubrication, extending service life in dusty conditions.

What Makes NU 19/630 ECMA/HB1 Bearing a Preferred Choice?
NU 19/630 ECMA/HB1 Bearing is often selected for paper manufacturing machinery due to its ability to handle high speeds and heavy loads. The metric dimensions ensure compatibility with a wide range of industrial equipment.

In steel production plants, NU 19/630 ECMA/HB1 Bearing supports rolling stands, where its combined load capability is crucial. The grease or oil lubrication options provide flexibility for different operating conditions.

Built for Heavy-Duty Use: NU 19/630 ECMA/HB1 Bearing
NU 19/630 ECMA/HB1 Bearing is a go-to solution for large pumps and compressors in the oil and gas industry. Its high static radial load rating ensures stability in critical applications.

For marine propulsion systems, NU 19/630 ECMA/HB1 Bearing’s resistance to wear and corrosion makes it a dependable choice. The temperature range allows for consistent performance in varying climates.

Automotive vs Aerospace: Applications of NU 19/630 ECMA/HB1 Bearing
In automotive test rigs, NU 19/630 ECMA/HB1 Bearing handles the high loads generated during durability testing. Its precision engineering ensures accurate results over long periods.

For aerospace ground support equipment, NU 19/630 ECMA/HB1 Bearing’s reliability is key in maintaining smooth operations. The brass cage reduces friction, enhancing efficiency in high-speed scenarios.

Q&A

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