Double Row Cylindrical Roller Bearings

NNU4180

  • Double Row Cylindrical Roller Bearings
  • Double Row Cylindrical Roller Bearings

Dimension and Parameters

Bearing NO.
Cylindrical bore :NNU4180
Tapered bore :NNU4180K30
Boundary dimensions(mm)
d :400
D :650
B/C :250
r 1.2min :6
r3.4min :6
Basic load ratings(kN)
Cr :4730
Cor :9500
Limiting speed(rpm)
Speed Ratings :800
Abutment and fillet dimensions(mm)
da max :456
Da max :624
ra max :5
rb max :5
Weight (kg)
Refer :325

EXPLORE OUR PRODUCT RANGE

Download our product overview table to get a complete insight into the solutions we provide across various industries.

If the size required is not available please get in touch to di