Attributes . 4-1/2" Shaft Dia; 5-3/8" Housing Bore; 0.975" Nominal Width; Hydrogenated Nitrile Lip; Solid Seal; 0.975" Actual Width; Spring Loaded; 4 Sealing Lips; Carbon Steel Garter Lip Retainer; Steel and Rubber Case; SCOT PLUS XL Seal Design Code . Names