Back-up rings used to support O-Ring at pressure above 1500 psi.
Prevents the O-Ring from being squeezed between the clearance of the piston and cylinder wall.
Back-up rings used to support O-Ring at pressure above 1500 psi.
Prevents the O-Ring from being squeezed between the clearance of the piston and cylinder wall.
MarineProHelp 2018 - 2022
