Hydraulic Seal (H60)

Hydraulic Seal


  1 Review

Finally, the market leader in stop leaks offers the best hydraulic stop leak and conditioner product on the market, for any price. Available in 32 oz, 1 gallon, 5 gallon and 55 gallon sizes, this professional-grade formula excels at Repairing hydraulic fluid leaks, reducing friction and wear in hydraulic systems, extending fluid & system life and renewing hydraulic seals & O-rings. If you are dealing with a hydraulic fluid leak, you’re in the right place. Bar’s Leaks Hydraulic Seal is safe to use with 22, 32, 46, 68 and all other petroleum and synthetic hydraulic fluids. Perfect for construction, farm, manufacturing, forestry, mining and marine machinery. See the Overview below for more information.


  1. Check level of hydraulic fluid when system is at normal operating temperature.
  2. Add the correct amount of product per dosage chart. Do not overfill.
  3. Run equipment for at least 15 minutes to mix thoroughly with fluid and activate product to start working.
  4. Check hydraulic fluid level to see if leak has stopped. Old accumulation of fluid on outside of system may drip for a few days after leak has stopped.
  5. Most leaks are sealed within a few hours of application and usage. If leak continues, mechanical attention is needed and replacement of seals may be required.

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Bar’s Leaks Hydraulic Seal is specially designed to repair hydraulic fluid leaks, reduce friction/wear and renew seals and O-rings in hydraulic systems. This product is engineered to be professional-grade and is safe to use for consumer applications as well as commercial use cases. Bar’s Leaks Hydraulic Seal works with all petroleum and synthetic fluids, pump seals, control valve seals, actuators, rams, cylinders, O-ring boss fittings and hydrostatic transmissions.

In addition, Bar’s Leaks Hydraulic Seal:

  • Keeps hydraulic seals soft and pliable
  • Reduces friction and wear in hydraulic systems
  • Cleans and prevents formation of sludge and varnish
  • Helps hydraulic systems run cool and last longer
  • Mixes with all factory-approved hydraulic fluids and synthetics

All of our leak repair solutions are the result of over 70 years of extensive research. Since our first year in business, we’ve been synonymous with stopping leaks in consumer, commercial, OEM applications. When you choose Rislone, you can depend on proven performance at a reasonable price, backed by a company that knows leaks better than anyone else in the world.

Available in larger sizes depending on your applications needs:



You have a job to do, or jobs to oversee, or heavy duty applications that cannot suffer downtime. We get it. With Bar’s Leaks leak repair products, you’ll find solutions for not only hydraulic systems, but also cooling systems, head gaskets, engine oil, power steering, and transmissions. Each Bar’s Leaks solution is easy to use, which means you need no advanced skills or expertise to install it.

Made in the U.S.A., just an hour northwest of Detroit, Bar’s Leaks formulas are developed and manufactured by a crew that’s dedicated to making leaks a thing of the past. We’re always looking for the best methods to keep pace with automotive and hydraulic technologies and innovations. When you want aa pro-grade hydraulic leak seal you can rely on, choose Bar’s Leaks, the most trusted name in chemical repairs.

Learn where to get Bar’s Leaks Hydraulic Seal at a retailer near you.

Customer Reviews

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 1 reviews
 by krystal l burchard

I was having a problem with leaking and a friend refer me to this Hydraulic Seal and it was the best choice I ever made.

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