Global O-Ring and Seal GN70389/1 O-Ring: 19.955" ID x 20.375" OD, 0.21" Thick, Dash 389, Nitrile
O-Ring: 19.955" ID x 20.375" OD, 0.21" Thick, Dash 389, Nitrile Round Cross Section, Shore 70A, Black
$9.15