Attributes . 13-15/16" Shaft Dia; 15.744" Housing Bore; 1-1/4" Nominal Width; Nitrile Lip; Solid Seal; 1-1/4" Actual Width; Spring Loaded; 2 Sealing Lips; Stainless Steel Garter Lip Retainer; Steel Case; HDSA2 Seal Design Code . Names