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Double Row Super-Precision Cylindrical Roller Bearings NN 3036 K/SPC3W33

Double Row Super-Precision Cylindrical Roller Bearings NN 3036 K/SPC3W33

The NN 3036 K/SPC3W33 is a double-row cylindrical roller bearing with a 180mm bore and 280mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 126225 lbf and runs smoothly at speeds up to 3000 RPM.

Its open design allows easy lubrication with grease or oil, while the tapered bore ensures a secure fit. The bearing operates well in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a reliable choice for replacements. Ideal for heavy machinery or industrial applications where precision and durability are key.

Weighing 16.1kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NN 3036 K/SPC3W33
  • Size 180 mm x 280 mm x 74 mm
  • Brand TFL
  • Interchangeable brand SKF
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • Bore Type Taper 1:12
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Bore Dia 180 mm
  • Bore Dia Tolerance 0 to +0.025mm
  • Outer Dia 280 mm
  • Outer Dia Tolerance -0.018mm to 0
  • Width 74 mm
  • Width Tolerance -0.25mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 2.1 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 1.1 mm
  • Permissible Axial Displacement(max.) 3 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 126225 lbf
  • Static Radial Load 225000 lbf
  • Max Speed 3000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 16.1 kg
  • Width Annular Lubrication Groove Outer Ring(B1) 11.45 mm
  • Diameter Lubrication Hole (outer Ring) (K) 6 mm
Double Row Super-Precision Cylindrical Roller Bearings NN 3036 K/SPC3W33 dimension drawing
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Features

Performance Features of NN 3036 K/SPC3W33 Bearing

NN 3036 K/SPC3W33 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 126225 lbf, ensuring reliable performance in demanding industrial applications.

The double-row cylindrical design enhances stability and load distribution, reducing wear over time.
With a maximum speed of 3000 rpm, it balances precision and durability for high-performance machinery.

NN 3036 K/SPC3W33 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open design allows for flexible lubrication options, including grease or oil, to suit various operational needs.

The tapered bore design simplifies installation and ensures secure fitting.
This feature, combined with precise tolerances, makes NN 3036 K/SPC3W33 Bearing a dependable choice for precision engineering tasks.

Application

Industrial Uses of NN 3036 K/SPC3W33 Bearing
NN 3036 K/SPC3W33 Bearing is commonly used in heavy machinery like industrial gearboxes and large pumps, where its double-row design handles both radial and axial loads efficiently. The tapered bore ensures a secure fit, reducing slippage during high-speed operations.

How Does NN 3036 K/SPC3W33 Bearing Improve Performance?
In precision equipment such as CNC lathes, NN 3036 K/SPC3W33 Bearing’s cylindrical rollers provide smooth rotation and minimal vibration. Its chrome steel construction offers durability, even under continuous heavy loads.

Built for Heavy-Duty Use: NN 3036 K/SPC3W33 Bearing
NN 3036 K/SPC3W33 Bearing excels in applications like rolling mills, where its high dynamic radial load capacity ensures reliable performance. The open seal design allows for easy lubrication, extending bearing life in demanding environments.

Automotive vs Aerospace: Applications of NN 3036 K/SPC3W33 Bearing
In automotive systems, NN 3036 K/SPC3W33 Bearing supports components like drivetrains, while in aerospace, it’s used in landing gear mechanisms. Its combined load capability makes it versatile across industries.

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