Oil Seal
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National Oil Seal

Part No. A-1 Warranty Details  

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Designed to provide enhanced endurance and maximum contamination exclusion while ensuring proper fit, form and function.
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Bearing Type:Tapered Combo
Inside Diameter:0.6875 in
Outside Diameter:1.57 in
Width:0.545 in

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2 Questions | 2 Answers
Displaying questions 1-2
  • Q:

    Why is the part listed as a "National Oil Seal" instead of what it obviously is, a "National Wheel Bearing" part no. A-1?
    Asked on 11/6/2014 by Hutch from Illinois

    1 answer



      Hi Hutch, thank you for bringing this to our attention! I have forwarded this information to our content team to update the site and I appreciate your patience while this information is updated.

      Answered on 11/9/2014 by Solomon
  • Q:

    IS this for 1 rotor or for 2? it says qty 2 in the description but im not sure if that is for a single hub or not.

    85 Pontiac Fiero (front rotors)
    Asked on 8/5/2013 by Jason

    1 answer



      This National Oil Seal - part# A-1 is sold individually. For any further assistance, please feel free to call us at: 1-877-238-2623 or visit the nearest Advance Auto Parts store and one of our Parts Pros will gladly assist you with any questions or concerns you may have.

      Answered on 8/6/2013 by Vincent from AAP
Displaying questions 1-2

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