John Crane is part of Smiths Group, a global technology business. John Crane designs and manufactures seals and associated products mainly for the oil & gas, chemical, pharmaceutical, pulp & paper and mining sectors. Since being established over 80 years ago John Crane has become the acknowledged global leader in its field. Today it provides the most complete selection of engineered mechanical seals and sealing support systems for use in pumps, compressors and other rotating equipment, complemented by an expanding range of engineered bearings, filtration systems and power transmission couplings all of which are supported by the global John Crane sales and service network. John Crane is a globally recognised and trusted name.