NNU 4972 BK/SPW33

Design Features of NNU 4972 BK/SPW33 Bearing

NNU 4972 BK/SPW33 Bearing is designed to handle higher radial loads and maintain superior rigidity. NNU 4972 BK/SPW33 outer dia is 480 mm. Its bore dia is 360 mm. It features a compact design with excellent speed capabilities, making it suitable for demanding precision applications.

 

What Benefits Can NNU 4972 BK/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 4972 BK/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.

Part Number NNU 4972 BK/SPW33
Brand: BearingMaker Interchangeable With: 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 360 mm
Bore Dia Tolerance 0 to +0.040mm
Outer Dia 480 mm
Outer Dia Tolerance -0.023mm to 0
Width 118 mm
Width Tolerance -0.40mm to 0
Shoulder Dia Outer Ring 439 mm
Raceway Diameter Inner Ring 399 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.) 1.5 mm
Permissible Axial Displacement(max.) 5.5 mm
Ring Material Chrome Steel
Roller Material Chrome Steel
Dynamic Radial Load 252000 lbf
Static Radial Load 630000 lbf
Max Speed (X1000 rpm) 2
Lubrication Grease, Oil
Temperature Range -30° to 110 °C
RoHS Compliant
REACH Compliant
Weight 55 kg

Request Quote

Looking for the best price? Fill out the inquiry form, and we’ll find the perfect solution for you.
Drop your file here or click here to upload You can upload up to 5 files.