Patent ID: 8668206

Claim:
A sealing system comprising: a device having an inlet defining a planar inlet sealing surface and a bore extending therefrom configured to be in fluid communication with a pipeline, and wherein the inlet has at least one groove formed proximate the inlet sealing surface that extends perpendicularly therefrom; and a gasket having an annular ring portion that defines a planar gasket fluid sealing surface and at least one tab extending substantially perpendicularly with respect to the gasket fluid sealing surface and having a complementary shape to the at least one groove, wherein the gasket fluid sealing surface is configured to be disposed adjacent the inlet sealing surface and the at least one tab is configured to engage the at least one groove, and wherein the inlet further comprises a threaded section substantially concentric with the bore and the at least one groove is disposed intermediate the threaded section and the inlet sealing surface.