Product parameters

• QIBR No.QC4188K30MB
• Bearing Type Spherical Roller
• Construction Single Row

Overall Dimensions

• Bore Dia (d) 440mm
• Outer Dia (D) 720mm
• Width (B) 280mm
• Shoulder diameter(inner ring)d2 510mm
• Shoulder/recess diameter(outer ring)D1 637mm
• Weight 450Kg

Load Capacity

• Basic dynamic load 6800kN
• Basic static load 11700kN
• Reference speed 400RPM
• Limiting speed 600RPM

Other parameters

• Ring Material 52100 Chrome steel
• Ball Material 52100 Chrome steel
• Cage Material brass cage
• Lubrication Required
• Temperature Range -40° to 120 ℃
• Accuracy Grade P0/P6
• Quality Control ISO 9001