Model: NOV 30117775-2 External Retainer Ring
Material: High strength alloy steel
Fit equipment: NOV Varco TDS-9SA / TDS-11SA top drive rotating link adapter assembly
Function: Axial retention for bearing and bushing components
Operating environment: Heavy load, continuous rotary motion, anti-mud & vibration
Feature: Precision machined, limit axial movement of internal rotating parts
Maintenance: Inspect for deformation & cracks during rotating link overhaul
