Patent ID: 8894336

Claim:
A self-tapping and sealing replacement plug comprising: a) a plug; and b) an O-ring; wherein said plug comprises: c) a plurality of teeth; and d) a cap; wherein said cap has: e) a top surface; and f) a bottom surface; wherein said teeth come into contact with said bottom surface of said cap; wherein said edges of said teeth are notched away before coming into contact with said bottom surface of said cap wherein said notches of said edges correspond with one another so as to form part of a channel along the tops of said teeth; and wherein said bottom surface of said cap forms the remainder of said channel, wherein said plug is for sealing a circular opening; wherein said O-ring is for providing a fluid-tight seal when said plug seals the circular opening; wherein said cap provides said sealing of the circular opening; and wherein said set of teeth are for self-tapping of a thread in said circular opening.