t a  e 
REF NO. Part categories Parameter
NATIONAL : 3404 Fluid Pump Seal
  • Flanged Outside Diameter (Inch): 3.020 ; 
  • Flanged Outside Diameter (MM): 76.710 ; 
  • Helix Type: Clockwise-Spiral Lip Design ; 
  • Housing Bore (Inch): 2.743 ; 
  • Housing Bore (MM): 69.670 ; 
  • Inside Diameter: 50.700 mm ; 
  • Material: Silicone ; 
  • Outside Diameter: 69.880 mm ; 
  • Outside Diameter (Inch): 2.751 ; 
  • Outside Diameter (MM): 69.880 ; 
  • Part Description: Oil Seal ; 
  • Sealing Material: Silicone ; 
  • Series: 3000 ; 
  • Shaft (Inch): 1.996 ; 
  • Shaft (MM): 50.700 ; 
  • Thickness: 8.260 mm ; 
  • Type: 75 ; 
  • Unit of Dimension: Inch ; 
  • Width (MM): 8.260 ; 
  • Width (inch): 0.325 ; 
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