Genuine NOV Top Drive Spare Part 109528 ASSY Caliper Disc Brake (TDS-11SA) — a precision-engineered braking assembly designed for Top Drive systems used in oilfield drilling rigs. Ensures reliable, smooth, and controlled drilling operations under heavy load and high-speed conditions.
The NOV 109528 ASSY Caliper Disc Brake is a critical Top Drive braking component used in the TDS-11SA (TDS11SA) system, one of National Oilwell Varco’s most trusted and widely used Top Drive models. This genuine OEM part is designed to provide precise control, efficient torque management, and secure load handling during drilling operations.
Built with high-quality alloy steel and advanced friction materials, the 109528 Caliper Disc Brake assembly ensures optimal stopping power, heat dissipation, and long service life. It helps maintain rig safety, improves mechanical performance, and minimizes downtime caused by braking issues.
This part is fully tested and certified to NOV specifications, ensuring complete compatibility and reliability for both offshore and onshore drilling rigs equipped with the TDS-11SA Top Drive system.
✅ OEM Part Number: 109528 — Genuine NOV Top Drive Spare Part
✅ Compatible with TDS-11SA / TDS11SA Models
✅ High-Strength Caliper Assembly – Built for stability under high load torque
✅ Advanced Friction Discs – Provides smooth and precise braking action
✅ Heat-Resistant Design – Maintains consistent performance under heavy operation
✅ Corrosion and Wear Resistant – Ensures long-term reliability in harsh oilfield conditions
✅ Factory Calibrated – Ready for installation with no modification required
✅ Enhances Rig Safety – Provides secure load holding during drilling or tripping operations
✅ Certified Quality Control – Manufactured under strict NOV and ISO standards
Condition: Brand New, Genuine NOV OEM Product
Manufacturer: National Oilwell Varco (NOV)
Part Number: 109528
Compatible Equipment: TDS-11SA / TDS11SA Top Drive System
Material: High-strength steel with friction composite pads
Standard: NOV Original / API Compliant
Usage: Oilfield drilling rigs (offshore and onshore)
Origin: USA / NOV Global Manufacturing Network
Warranty: 12 Months NOV Manufacturer Warranty
Inspection: Fully factory tested before shipment
✅ Returns accepted within 15 days for unused, undamaged products.
✅ Must be in original NOV packaging with serial label intact.
✅ Refund or exchange issued after inspection and verification.
✅ Manufacturer warranty covers factory defects and operational faults.
❌ Returns not accepted for installed or modified parts.
✅ Customer support available for technical assistance, installation guidance, and spare part matching.
