A sealable joint including a first component, a second component, and a third component. The first component includes a stem having a bore therethrough for the passage of a fluid. The second component is disposed on the first component, and the third component includes a sealing surface and one or more radially inwardly projecting members. One of the second component and the first component, or a combination of the second component and the first component includes a first flange and a second flange that defines an annular recess therebetween. In a sealing configuration, the second component is received by the third component to form a sealed joint in which at least part of the first flange deforms against the sealing surface, the one or more radially inwardly projecting members are disposed in the annular recess between the first flange and the second flange.