مهر و موم پیستون

Cat® Seal AssemblyDescription:Piston seal prevents oil transfer between the rod end of the cylinder and the cap end.Attributes:• Rubber seal with plastic ring• Outside Diameter: 120 mm (4.724 in)• Inside Diameter: 98 mm (3.858 in)• Thickness: 7.8 mm (0.307 in)Application:Used as needed to service hydraulic cylinder components to keep your equipment leak free. Consult your owner\'s manual or contact your local Cat Dealer for more information.

A two-piece seal, consisting of a piston ring and an expander, which prevents oil transfer between the rod end of the cylinder and the cap end. The piston seal is usually made of , with nylon available for pressure greater than 3000 psi (20,670 kpa). The various shaped expanders are nitrile.