OTOTEC Water Pump Mechanical Seal 20 mm ID 35 mm OD Replace OEM 6917 CW10K Compatible with Generac 1 Inch Pump

["- Compatible with Generac 1 inch pumps replace OEM 6917 CW10K for proper sealing performance","- Durable material quality rubber metal and ceramic provide excellent wear resistance and long service life","- Exact size 20 mm inner diameter and 35 mm outer diameter for precise fit without leakage or modifications","- Efficient sealing prevents water leakage maintains pressure stability and supports consistent pump operation","- Easy installation standard mechanical spring seal design enables quick replacement during maintenance"]