This CR - Neoprene O-Ring has a diameter of 158.34 x 3.53 mm and is Black in color. The hardness of this O-RIng 158.34x3.53 CR - Neoprene 70 Shore A - ORS188827 is 70 Shore A. Alternative names for the compound are , and it is commonly produced by Neoprene. The O-Ring is typically used in and has an operating temperature range from -39 ºC to 101 ºC. O-Rings 722879 are referred to as 188827 and have a DIN 3771 size of 158.34 x 3.53. This item is equivalent to and has an None approval. The chemical name of this O-Ring is Chloroprene rubber / chlorobutadiene rubber.