t a  e 
REF NO. Part categories Parameter
NATIONAL : 25821 Main / Output Shaft Bearing
  • Cup Bore (Inch): 2.8750 ; 
  • Cup Bore (MM): 73.0250 ; 
  • Cup Length (Inch): 0.7500 ; 
  • Cup Length (MM): 19.0500 ; 
  • Cup Radius (Inch): 0.0310 ; 
  • Cup Radius (MM): 0.7870 ; 
  • Part Description: Taper Bearing Cup ; 
NATIONAL : 25877 Main / Output Shaft Bearing
  • Cone Bore (Inch): 1.3750 ; 
  • Cone Bore (MM): 34.9250 ; 
  • Cone Length (Inch): 0.9688 ; 
  • Cone Length (MM): 24.6080 ; 
  • Cone Radius (Inch): 0.0620 ; 
  • Cone Radius (MM): 1.5750 ; 
  • Part Description: Taper Bearing Cone ; 
BCA : NB25821 Main / Output Shaft Bearing
  • Cup Outside Diameter (IN): 2.875 ; 
  • Cup Outside Diameter (MM): 73.030 ; 
  • Cup Width (IN): 0.750 ; 
  • Cup Width (MM): 19.050 ; 
BCA : NB25877 Main / Output Shaft Bearing
  • Cone Inside Diameter (IN): 1.375 ; 
  • Cone Inside Diameter (MM): 34.930 ; 
  • Cone Width (IN): 0.969 ; 
  • Cone Width (MM): 24.610 ; 
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    Size/Parameters

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