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20Pcs 21mm x 1.9mm Black Flexible Nitrile Rubber O Ring Oil Seal Washer Grommets
Description:
- Nitrile Rubber has good mechanical properties when compared with other elastomers and high wear resistance.
- Good resistance to many petroleum oils/greases, hydraulic fluids, mineral oil and grease.
- These O ring are used on components, machinery components, bathroom facilities, household electrical appliances and electronic instruments, etc.