Attributes . 21-1/4" Shaft Dia; 23-1/4" Housing Bore; 7/8" Nominal Width; Nitrile Lip; Solid Seal; 7/8" Actual Width; Spring Loaded; 1 Sealing Lips; Stainless Steel Garter|Stainless Steel Finger Lip Retainer; Steel Case; HDL Seal Design Code . Names