Model: NOV 109528-4 Disc Brake Caliper Hydraulic Piston Assembly
Structure: High strength machined steel piston
Working medium: Anti-wear mineral hydraulic oil
Operating temperature: -40℃ ~ +95℃
Feature: Anti-corrosion, wear resistant, suitable for continuous vibration environment
Installation: Install inside 109528 disc brake caliper
Working principle: Hydraulic drive to push brake pad for spindle braking
Application: NOV Varco TDS-9SA / TDS-11SA drilling top drive spindle brake
