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This part may be obsolete or discontinued.
There may be limited quantities still available for purchase. Contact us for availability. Please contact your local service center for alternative options.
National42311S

42311S

Single Lip Without Spring
Item #106148836
  • 1.000" Shaft Diameter
  • 1.437" Housing Bore Diameter
  • .250" Width
  • Nitrile
  • Type4S
  • Single Lip w/o Spring Shaft Seal
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National42311S
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Price Unavailable
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    Shipment Options
  • 1.000" Shaft Diameter
  • 1.437" Housing Bore Diameter
  • .250" Width
  • Nitrile
  • Type4S
Lip Style Internal
Shaft Dia. 1 in
Construction 4S
Spring Material None
Case Construction Steel Case w/Inner Case
Temperature Range [Min] -40 °F
Inch/Metric Inch
Lip Type Single Lip w/o Spring
Temperature Range [Max] 225 °F
Cover/Compensation Ring/Plate Required No
Housing Bore Dia. 1.437 in
Seal Design Assembled Design
Lip Material Nitrile
Pressure 0 psi
Surface Speed [Nom] 2,000 ft/min
Seal Application General Purpose
Misalignment & Runout (In. @ Feet Per Minute) 0.005 Max
Weight 0.03 LB
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