Sealing gasket

The utility model provides a sealing gasket, including the body that has the through -hole on the body in one side of through -hole is equipped with the mounting hole the border of mounting hole links firmly oriented keeping away from the direction of mounting hole axis is extended and is had elastic first joint portion. Sealing gasket set up first joint portion through the border at the mounting hole, when sealing gasket installs, can go into the mounting hole on the flange with first joint portion card in to but make the sealing gasket locator card put on the flange, can save the fixed sealing gasket's of staff trouble, and make this sealing gasket have better practicality. 本实用新型提供了种密封垫，包括具有通孔的本体，在所述本体上于所述通孔的侧设有安装孔，在所述安装孔的边沿固连有向远离所述安装孔轴线的方向延伸、并具有弹性的第卡接部。本实用新型所述的密封垫通过在安装孔的边沿设置第卡接部，在密封垫安装时，可将第卡接部卡入法兰上的安装孔内，以使得密封垫可定位卡置在法兰上，能够省去人手固定密封垫的麻烦，而使得该密封垫具有较好的实用性。