NNU 4964 B/SPW33

Part Number NNU 4964 B/SPW33
Brand: BearingMaker Interchangeable With: SKF
System of Measurement Metric
Roller Bearing Type Cylindrical
Bore Type Cylindrical
For Load Direction Combined
Construction Double Row
Seal Type Open
Bore Dia 320 mm
Bore Dia Tolerance -0.023mm to 0
Outer Dia 440 mm
Outer Dia Tolerance -0.023mm to 0
Width 118 mm
Width Tolerance -0.40mm to 0
Shoulder Dia Outer Ring 399 mm
Raceway Diameter Inner Ring 359 mm
Width Annular Lubrication Groove Outer Ring(B1) 16.7 mm
Diameter Lubrication Hole (outer Ring) (K) 9 mm
Chamfer Dimension Outer Ring(r1,2)(min.) 3 mm
Chamfer Dimension Inner Ring(r3,4)(min.) 3 mm
Permissible Axial Displacement(max.) 5.5 mm
Ring Material Chrome Steel
Roller Material Chrome Steel
Dynamic Radial Load 238500 lbf
Static Radial Load 562500 lbf
Max Speed (X1000 rpm) 2
Lubrication Grease, Oil
Temperature Range -30° to 110 °C
RoHS Compliant
REACH Compliant
Weight 55 kg

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Design Features of NNU 4964 B/SPW33 Bearing

NNU 4964 B/SPW33 Bearing is designed to handle higher radial loads and maintain superior rigidity. NNU 4964 B/SPW33 outer dia is 440 mm. Its bore dia is 320 mm. It features a compact design with excellent speed capabilities, making it suitable for demanding precision applications.

 

What Benefits Can NNU 4964 B/SPW33 Bearing Provide?

  • High Radial Load Capacity: It can accommodate greater loads compared to single-row designs.
  • Superior Rigidity: The double-row configuration ensures enhanced stiffness for precise operation.
  • Compact Design: Its space-saving structure is ideal for applications requiring both high performance and reduced dimensions.
  • High-Speed Performance: Low friction and optimized design support efficient operation at elevated speeds.
  • Durability: Engineered for long service life with proper lubrication and maintenance.

 

What Can NNU 4964 B/SPW33 Bearing Be Used for?

  • Machine Tool Spindles: Delivering high stiffness and precision for machining accuracy.
  • Robotics: Supporting precise movements and high loads in compact spaces.
  • Textile Machinery: Ensuring reliable performance at high speeds and loads.
  • Printing Presses: Providing stability and durability in high-speed operations.
  • Aerospace Systems: Handling demanding conditions with exceptional accuracy and reliability.

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