Originally Posted by losiu
The trick about the O-ring seals that have the right spring is that they have to be as thin as possible.
The ERIKS seal was 7mm thick, other 7mm-thick seals usually have a thicker spring. This one is 6mm thick and I think that a seal this thin will almost always have the right thickness.
7mm and 6mm is little thick for spring (~1/4 inch)...
Is 0,7mm and 0,6mm correct?
And yes, 50 x 70 x 6 is size in mm (collar not includet).