The FSG-25-NBR-55-G1/8-IG with Suction cup is a vacuum cup manufactured by SCHMALZ, featuring a 25 mm diameter, with a weight of 9g. It has a Shore hardness of 55, and mounts via G1/8-IG. The cup is made of nitrile rubber (NBR) which has a wide range of applications. Specifically, it is used for gripping, sealing, positioning, suspending, and supporting a variety of materials in applications requiring a vacuum tight seal.