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Knappco Civacon · Air System
13139RK-P
In stock · ships from Knoxville
This is a seal repair kit for the internal air cylinder of Civacon Maxair or Petro emergency valves commonly used on gasoline tank trailers.
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Verified fitment for 3 applications
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All confirmed applications for this part number.
Other applications
Other applications
Designed for Civacon emergency valves manufactured before 07/31/17. Verify valve model before ordering.
Part data verified against 5 catalog sources
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It includes a poppet and Tef-O-Sil seals designed to restore proper sealing and prevent air or product leakage. The kit is typically installed during routine valve maintenance or when the cylinder fails to hold pressure, which can cause operational or safety issues on a gas trailer.
Part Number: 13139RK-P
MAXAIR REPAIR KIT
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more
Parts commonly needed alongside air system
