This NBR - Nitrile O-Ring is mm and in the color Black. The Hardness of this is 90 Shore A.The alternative names of the compound are Nitrile Rubber - NBR and they are mostly produced by Lanxess - Zeon - and LG Chem. The O-ring is commonly used in and has an operating temperature range from -30 ºC to 135 ºC. O-rings are indicated as and have a DIN 3771 Size of 117.07x3.53. This item is equal to and has an None Approval. The chemical name of this Oring is Acrylonitrile butadiene rubber.