Static seal A static seal is usually a seal between two stationary faces. So-called static seal refers to a seal that is in a stationary state during bearing operation without relative motion. A seal that does not move relative to each other between seal couplers is referred to as a static seal. A seal that does not have a relative movement between the two coupling members of the static sealing portion is referred to as a static seal. And we wonepart will support you to know more about seal knowledge so that you could buy our seal via our online website www.wonepart.com.