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Nitrile Rubber Dual Lip Shaft Seal

21211

Nitrile Rubber Dual Lip Shaft Seal
Item #100000958
  • 2.125 in Shaft Diameter
  • 3.061 in Housing Bore
  • 0.5 in Overall Width
  • Nitrile Rubber (NBR) Lip Material
  • SKF Wave Seal
Nitrile Rubber Dual Lip Shaft Seal
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    Shipment Options
  • 2.125 in Shaft Diameter
  • 3.061 in Housing Bore
  • 0.5 in Overall Width
  • Nitrile Rubber (NBR) Lip Material
  • SKF Wave Seal

description

  • Radial shaft seals are used between rotating and stationary machine components, or between components in relative motion. CRWA1 seals are designed with a metal case, an SKF WAVE lip made of elastomer with higher pumping rate to reduce heat generation, a garter spring to optimize sealing against the shaft, and a dust lip to improve contamination exclusion. Most of the seals feature the SKF Bore Tite coating on the outside diameter that helps fill small imperfections in the housing bore.

applications

  • Engines
  • Drive axles
  • Transmissions
  • Pumps
  • Electric motors
  • Speed reducers

features

  • For oil or grease
  • With garter spring
  • WAVE lip creates higher pumping rate
  • WAVE lip has less friction between shaft and lip
  • WAVE lip has a lower temperature at the contact point
Speed 0.07 ft/min
Operating Temperature [Max] 210 °F
Misalignment & Runout (In. @ Feet Per Minute) 0.015@1000, 0.010@3600
Overall Width 0.5 in
Seal Type Oil
Case Construction Steel Case w/o Inner Case
Temperature Range [Max] 225 °F
Seal Application Dirt Exclusion and Lubricant Retention
Surface Speed [Nom] 3,600 ft/min
Temperature Range [Min] -65 °F
Lubricant Oil or Grease
Shaft Dia. 2.125 in
Construction CRWA1
Inch/Metric Inch
Pressure 10 psi
Housing Bore Dia. 3.061 in
Lip Material Nitrile Rubber (NBR)
Seal Design SKF Wave
Design CRWA1
Operating Temperature [Min] -40 °F
Installation Housing Press Fit
Lip Style Internal
Solid Yes
Lip Type Dual Lip
Case Design Metal Case
Spring Material Carbon Steel Garter
Cover/Compensation Ring/Plate Required No
Weight 0.095 LB
EAN or UPC 85311023863
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