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Double Row Super-Precision Cylindrical Roller Bearings NN 3092 K/SPW33

Double Row Super-Precision Cylindrical Roller Bearings NN 3092 K/SPW33

The NN 3092 K/SPW33 is a double-row cylindrical roller bearing with a large 460mm bore and 680mm outer diameter, built for heavy-duty applications. It handles combined loads up to 585,000 lbf and runs smoothly at speeds up to 1000 RPM.

Made from durable chrome steel, its open design allows easy lubrication with grease or oil. The tapered bore ensures a secure fit, while the double-row construction provides extra stability.

This bearing suits high-precision machinery like industrial gearboxes or large rotating equipment. It operates in temperatures from -30°C to 110°C and meets RoHS and REACH standards.

Weighing 200kg, it’s a robust choice for demanding environments where reliability is key. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number NN 3092 K/SPW33
  • Size 460 mm x 680 mm x 163 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 460 mm
  • Bore Dia Tolerance 0 to +0.045mm
  • Outer Dia 680 mm
  • Outer Dia Tolerance -0.035mm to 0
  • Width 163 mm
  • Width Tolerance -0.45mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 6 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 3 mm
  • Permissible Axial Displacement(max.) 14.4 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 585000 lbf
  • Static Radial Load 1237500 lbf
  • Max Speed 1000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 200 kg
  • Width Annular Lubrication Groove Outer Ring(B1) 22.3 mm
  • Diameter Lubrication Hole (outer Ring) (K) 12 mm
Double Row Super-Precision Cylindrical Roller Bearings NN 3092 K/SPW33 dimension drawing
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Features

Performance Features of NN 3092 K/SPW33 Bearing

NN 3092 K/SPW33 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 585,000 lbf, making it suitable for heavy-duty applications.

The double-row cylindrical design ensures stability and precision in demanding conditions.
With a maximum speed of 1,000 rpm, it balances performance and durability.

NN 3092 K/SPW33 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open seal type allows for easy lubrication with grease or oil, reducing maintenance needs.

The tapered bore design simplifies installation and ensures a secure fit.
This bearing is ideal for applications requiring high precision and reliability.

Application

Key Fields for NN 3092 K/SPW33 Bearing
NN 3092 K/SPW33 Bearing is widely used in heavy industrial machinery, such as large gearboxes and rolling mills, where its double-row design handles both radial and axial loads efficiently. The tapered bore ensures a secure fit, reducing slippage during high-load operations.
In wind turbine applications, NN 3092 K/SPW33 Bearing’s high dynamic radial load capacity makes it ideal for supporting rotor shafts. Its chrome steel construction also withstands harsh environmental conditions, ensuring long-term reliability.
For precision machine tools, NN 3092 K/SPW33 Bearing’s low tolerance range provides the accuracy needed for smooth operation. The open seal design allows for easy lubrication, maintaining performance in demanding settings.

How Does NN 3092 K/SPW33 Bearing Support High-Speed Operations?
NN 3092 K/SPW33 Bearing is a go-to choice for high-speed spindles in CNC machines, where its cylindrical rollers minimise friction. The grease or oil lubrication options further enhance its performance at speeds up to 1000 rpm.
In paper manufacturing equipment, NN 3092 K/SPW33 Bearing’s ability to handle combined loads ensures consistent operation under varying stresses. Its robust design also reduces downtime in continuous production environments.

Built for Heavy-Duty Use: NN 3092 K/SPW33 Bearing
NN 3092 K/SPW33 Bearing excels in steel processing plants, where its static radial load capacity of 1,237,500 lbf supports massive rollers. The chrome steel rollers and rings provide durability under extreme pressure.
For mining equipment, NN 3092 K/SPW33 Bearing’s resistance to axial displacement prevents misalignment in crushers and conveyors. Its metric sizing ensures compatibility with global machinery standards.

Automotive vs Aerospace: Applications of NN 3092 K/SPW33 Bearing
In automotive testing rigs, NN 3092 K/SPW33 Bearing’s precision tolerances ensure accurate load simulation. The tapered bore simplifies installation in custom setups.
For aerospace ground support equipment, NN 3092 K/SPW33 Bearing’s temperature range (-30° to 110 °C) suits both indoor and outdoor use. Its weight of 200 kg reflects the robustness needed for heavy lifting applications.

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