| http://www.w3.org/ns/prov#value | - provide a gasket that can be used with flanges of different outer diameters.It is another object of the present invention to provide a gasket that may be used with a flange having a mating surface that is interior of the bolts that hold flanges together.It is a further object of the present invention to provide a gasket alignable with respect to the bolts that hold flanges together without gasket
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