The MG12 is a widely recognized and standardized elastomer bellows mechanical seal design, commonly used in a broad range of industrial applications, including pumps, mixers, and other rotating equipment. This single, unbalanced seal is independent of the direction of rotation and features a conical spring. It is known for its robust construction and versatility, accommodating various shaft diameters. The design allows for different material combinations for the seal face, stationary seat, and elastomers to suit diverse operating conditions and media.