Model: NOV 98291 Polypak Hydraulic Piston Seal
Type: Integrated double-lip high pressure piston sealing assembly
Working medium: Anti-wear mineral hydraulic oil
Operating temperature: -40℃ ~ +95℃
Material: Wear-resistant PU + nitrile rubber composite
Feature: Anti-extrusion, high pressure resistant, anti-abrasion
Mounting: Install into piston groove of TDS top drive hydraulic cylinder
Application: NOV Varco TDS-9SA / TDS-11SA drilling top drive hydraulic cylinder
