t a  e 
REF NO. Part categories Parameter
NATIONAL : 221820 Oil Pump Seal
  • Helix Type: Clockwise-Spiral Lip Design ; 
  • Housing Bore (Inch): 1.181 ; 
  • Housing Bore (MM): 30.000 ; 
  • Inside Diameter: 18.000 MM ; 
  • Material: Polyacrylate ; 
  • Outside Diameter: 30.200 mm ; 
  • Outside Diameter (Inch): 1.189 ; 
  • Outside Diameter (MM): 30.200 ; 
  • Part Description: Oil Seal ; 
  • Sealing Material: Polyacrylate ; 
  • Series: 220000 ; 
  • Shaft (Inch): 0.709 ; 
  • Shaft (MM): 18.000 ; 
  • Thickness: 7.000 MM ; 
  • Type: 32 ; 
  • Unit of Dimension: Metric ; 
  • Width (MM): 7.000 ; 
  • Width (inch): 0.276 ; 
BCA : NS224020 Oil Pump Seal
  • Housing Bore (IN): 2.165 ; 
  • Shaft (IN): 1.575 ; 
  • Width (IN): 0.315 ; 
NATIONAL : 224020 Oil Pump Seal
  • Helix Type: Clockwise-Spiral Lip Design ; 
  • Housing Bore (Inch): 2.165 ; 
  • Housing Bore (MM): 55.000 ; 
  • Inside Diameter: 40.000 mm ; 
  • Material: Polyacrylate ; 
  • Outside Diameter: 55.280 mm ; 
  • Outside Diameter (Inch): 2.176 ; 
  • Outside Diameter (MM): 55.280 ; 
  • Part Description: Oil Seal ; 
  • Sealing Material: Polyacrylate ; 
  • Series: 220000 ; 
  • Shaft (Inch): 1.575 ; 
  • Shaft (MM): 40.000 ; 
  • Thickness: 8.000 MM ; 
  • Type: 32 ; 
  • Unit of Dimension: Metric ; 
  • Width (MM): 8.000 ; 
  • Width (inch): 0.3150 ; 
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