As useful as both standard and non-standard shaft seal designs are, there are still some situations in which something other than a shaft seal will be needed or wanted.

What follows is an overview on three such shaft seal alternatives: V-rings, axial face seals, and bore plugs. Each alternative has pluses and minuses, so be sure to consider all aspects of your application needs during the design process.

V-RINGS
AXIAL FACE SEALS
BORE PLUGS