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
"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.