This O-Ring has a diameter of 180 mm and is SS 316 in color. The hardness of this Garlock PS-Seal® 150x180x15 - MEC04-12108 - Rotary Shaft Seal - GYLON/PTFE - Tandem - D 5 Bar - Black is 150. Alternative names for the compound are , and it is commonly produced by . The O-Ring is typically used in and has an operating temperature range from TDD 5 BAR to . O-Rings 8516185 are referred to as 28700 and have a DIN 3771 size of 180. This item is equivalent to and has an approval. The chemical name of this O-Ring is .