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Unit of Measure

Specifications

Design Units

 Metric

d - Bore

 65 mm

Type

 NU

Dimensions

D - Outer Diameter

 140 mm5.5118 in

C - Inner Ring Width

 33 mm1.2992 in

B - Outer Ring Width

 33 mm1.2992 in

Basic Load Ratings

C0 - Static Radial Rating

 204000 N45900 lbf
C - Dynamic Radial Rating1 196000 N44100 lbf

Factors

Reference Thermal Speed Rating (Grease)

 4100 rpm
Reference Thermal Speed Rating (Oil)2 4800 rpm
Cg - Geometry Factor3 0.075

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius4 2.1 mm0.080 in
r - Outer Ring "To Clear" Radius5 2.1 mm0.08 in

da - Inner Ring Backing Diameter

 78.2 mm3.08 in

Da - Outer Ring Backing Diameter

 124.5 mm4.9 in
  • 1 Based on 1 X 106 L10 life for the ISO life calculation method.
  • 2 See thermal speed ratings in the engineering section.
  • 3 Geometry constant for Lubrication Life Adjustment Factor a3l.
  • 4 Maximum housing fillet radius that bearing corners will clear.
  • 5 Maximum shaft fillet radius that bearing corners will clear.