This O-Ring has a diameter of 25 mm and is SS 316 in color. The hardness of this Garlock PS-Seal® 10x25x7 - MEC05-10030 - Rotary Shaft Seal - GYLON/PTFE - Standard - 10 Bar - Black is 10. 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 STD 10 BAR to . O-Rings 8520028 are referred to as 32148 and have a DIN 3771 size of 25. This item is equivalent to and has an approval. The chemical name of this O-Ring is .