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30pack Black Nitrile Butadiene Rubber NBR O-Ring 21mm Outer Dia 1.8mm Width
Description:
- O-rings seal and prevent leaks in plumbing, machinery, hydraulic and pneumatic repairs.
- Nitrile Butadiene Rubber (NBR) formulation ensures excellent oil resistance.
- Super pliable construction and extra thick wall design provide long term durability.
- Suitable for high dynamic loads and is abrasion resistant.