Are you looking for the most reliable and economical method for sealing fluid passageways?

Lee Plug® expansion plugs seal fluid passages leak-tight, without the use of O-rings, threads, or sealants. It is simply the most successful method of sealing drilled holes in critical applications. Well over 100 million Lee Plugs have been used on aircraft, missiles, spacecraft, and other sophisticated hydraulic systems that require a permanent leak-tight seal.

In addition to our expansion plug family, Lee offers threaded A.F.O. and Dual Sealing A.F.O. plugs for higher pressures up to 56,000 psi. Both are offered in NACE Compliant versions to meet the special demands of the oil and gas industries.



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