331271

Design Features of 331271 Bearing

331271 is designed to handle heavy radial and axial loads simultaneously, making it ideal for high-load applications. 331271 outer dia is 488.95 mm. Its bore dia is 355.6 mm. Its structure allows for excellent load distribution and increased rigidity, ensuring reliable performance in demanding environments such as rolling mills.

 

What Benefits Can 331271 Bearing Provide?

  • High Load Capacity: It can support heavy radial and axial loads, making it suitable for demanding applications such as heavy machinery and rolling mills.
  • Improved Durability: Its robust design ensures even load distribution, reducing wear and extending the bearing’s service life.
  • Enhanced Rigidity: The four-row configuration increases the overall rigidity of the bearing, improving stability in high-load environments.
  • Efficient Operation: It reduces friction and heat generation, allowing for smoother operation and improved energy efficiency in large industrial machines.

 

What Can 331271 Bearing Be Used for?

  • Rolling Mills: Essential for supporting large radial and axial loads in steel, aluminum, and other metal rolling operations.
  • Heavy Machinery: Used in construction and mining equipment where high load-bearing capacity and durability are required.
  • Gearboxes: Provides reliable support in high-torque, heavy-load systems.
  • Railway Axles: Ensures smooth and stable operation under heavy loads in rail transport.
  • Wind Turbines: Applied in turbine rotor shafts for high load capacity and long-lasting performance.

Part Number 331271
System of Measurement Metric
Type Bearing
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Four-Row
Seal Type Open
Bore Dia 355.6 mm
Bore Dia Tolerance -0.04mm to 0
Outer Dia 488.95 mm
Outer Dia Tolerance -0.045mm to 0
Total Bearing Width Over Inner Rings 317.5 mm
Total Bearing Width Over Inner Rings Tolerance -0.25mm to 0
Total Bearing Width Over Outer Rings 317.5 mm
Total Bearing Width Over Outer Rings Tolerance +0.4mm to -0.4mm
Abutment Diameter Shaft 392 mm
Abutment Diameter Housing 392 mm
Chamfer Dimension Inner Ring min.1.5 mm
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 929250 lbf
Static Radial Load 2475000 lbf
Fatigue Load Limit 198000 lbf
Comparative Radial Load Rating 243000 lbf
Comparative Axial Load Rating 40275 lbf
Lubrication Required
Temperature Range -30° to 110 °C
ABEC Rating ABEC-1
Radial Clearance Standard (Available in C3/C4/C5)
RoHS Compliant
REACH Compliant
Weight 429.90 lb

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