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A Kleinn male hex tank port plug with 1/2" male NPT threads, designed to seal unused tank or manifold ports. The threaded hex shape allows easy tightening and removal with standard tools, helping installers close off service openings and maintain system integrity. Use it when an air tank or component requires a secure, removable closure for pressure lines or future expansion.
Kleinn Male Hex Tank Port Plug - 1/2In M NPT
