Attributes . 17-7/8" Shaft Dia; 19-1/2" Housing Bore; 11/16" Nominal Width; Carboxylated Nitrile Lip; Solid Seal; 11/16" Actual Width; Spring Loaded; 1 Sealing Lips; Stainless Steel Garter Lip Retainer; Steel Case; HDS2 Seal Design Code . Names