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Double Row Super-Precision Cylindrical Roller Bearings NN 3019 TN9/SPW33

Double Row Super-Precision Cylindrical Roller Bearings NN 3019 TN9/SPW33

The NN 3019 TN9/SPW33 is a double-row cylindrical roller bearing with a 95mm bore and 145mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 31950 lbf and reaches speeds of 7000 RPM.

Its open design and PA66 cage ensure smooth operation, while the annular lubrication groove simplifies maintenance. The bearing performs 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 high-precision applications like machine tools or industrial gearboxes.

Weighing 2.03kg, it offers a robust yet compact solution. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NN 3019 TN9/SPW33
  • Size 95 mm x 145 mm x 37 mm
  • Brand TFL
  • Interchangeable brand SKF
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • Bore Type Cylindrical
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Bore Dia 95 mm
  • Bore Dia Tolerance -0.010mm to 0
  • Outer Dia 145 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 37 mm
  • Width Tolerance -0.20mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 1.5 mm
  • Permissible Axial Displacement(max.) 2 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 31950 lbf
  • Static Radial Load 52200 lbf
  • Max Speed 7000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 2.03 kg
  • Cage Material PA66 cage, roller centred
  • Width Annular Lubrication Groove Outer Ring(B1) 5.5 mm
  • Diameter Lubrication Hole (outer Ring) (K) 3 mm
Double Row Super-Precision Cylindrical Roller Bearings NN 3019 TN9/SPW33 dimension drawing
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Features

Performance Features of NN 3019 TN9/SPW33 Bearing

NN 3019 TN9/SPW33 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 31950 lbf, ensuring reliable performance in demanding applications.

The PA66 cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 7000 rpm, it balances durability and efficiency for precision tasks.

NN 3019 TN9/SPW33 Bearing works well in temperatures from -30° to 110°C, adapting to various environments.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

The double-row construction provides stability, making it suitable for heavy-duty applications.
Precision engineering ensures smooth operation, even under high radial loads.

Application

Industrial Uses of NN 3019 TN9/SPW33 Bearing
NN 3019 TN9/SPW33 Bearing is commonly used in machine tools, where its double-row design handles combined radial and axial loads efficiently. The open seal type allows for easy lubrication, ensuring long service life in demanding conditions.

Where Is NN 3019 TN9/SPW33 Bearing Used?
In automotive applications, NN 3019 TN9/SPW33 Bearing supports high-speed gearboxes, providing stability under heavy loads. Its chrome steel construction ensures durability in both grease and oil-lubricated environments.

Built for Heavy-Duty Use: NN 3019 TN9/SPW33 Bearing
For automation systems, NN 3019 TN9/SPW33 Bearing is ideal for robotic arms, offering precise movement and low friction. The PA66 cage material reduces weight while maintaining strength.

Medical vs Industrial: Where NN 3019 TN9/SPW33 Bearing Excels
In medical imaging devices, NN 3019 TN9/SPW33 Bearing delivers smooth rotation for accurate diagnostics. Its high-speed capability makes it suitable for industrial machinery requiring consistent performance.

Practical Applications of NN 3019 TN9/SPW33 Bearing
NN 3019 TN9/SPW33 Bearing is found in 3D printers, where its precision ensures accurate layer deposition. The metric dimensions make it compatible with a wide range of European and Asian equipment.

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