18 sizes Assortment Kit Car HNBR A/C System Air Conditioning O Ring Seals Tools

Hydrogenated Nitrile Butadiene Rubber (HNBR), also known as Highly Saturated Nitrile (HSN) is special class of nitrile rubber (NBR) and is for mission critical applications. Total 18 most popular used O-ring Sizes.

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