MANWAY LID GASKET

摘要

A manway lid gasket is an annular gasket that has top and bottom surfaces between the inside diameter and outside diameter of the gasket. Each of the top and bottom surfaces includes a concave, circumferential groove therein. Additionally, the gasket has a radial cut out that extends from the outside diameter face partway through the radial width of the gasket and has an annular corrugated metal insert positioned therein.

主权项

1. A manway lid gasket comprising an annular gasket having a radial width defined by the difference between an inside diameter and outside diameter of the gasket and a height;
wherein the gasket has top and bottom surfaces with the distance therebetween defining the height of the gasket, and an inside diameter face and an outside diameter face; and wherein each of the top and bottom surfaces comprises a concave, circumferential groove therein.