[https://www.mcmaster.com/5154T66/ Spring-Loaded Rotary Shaft Seal, for 25 mm Shaft Diameter, 25 mm ID x 35 mm OD | McMaster-Carr] | [https://www.mcmaster.com/5154T66/ Spring-Loaded Rotary Shaft Seal, for 25 mm Shaft Diameter, 25 mm ID x 35 mm OD | McMaster-Carr] |