The Conklin Sherman Company
Push Pull plug has been tested to 60-70 PSI
Molded from all rubber
Nitrile (Buna N)
Very Important - Plugs must be properly installed in a clean dry tube
Plugs must be the right size
Can take temperatures up to 260 degrees Fahrenheit
Push Pull plugs are for a one time use only
Other rubber compounds are available. Please ask us for more information.