Packings are used as sealing devices for hydraulic and pneumatic cylinders used in various
machines. NOK provides a wide range of packings for many purposes, including those for pistons, piston rods, etc.
"Packing" is a collective term for sealing devices that are mounted on the moving parts of hydraulic, pneumatic, and water-pressure equipment. Packings are used for industrial equipment such as hydraulic cylinders, power shovels, bulldozers, industrial robots, and hydraulic elevators.
NOK continues to develop ideal packings that improve the reliability of industrial equipment. Examples include NOK Noxlan packings (Noxlan is a brand name for NOK polyurethane rubber, used exclusively for packings), the performance of which far exceeds the maximum limits of conventional packings.