NOV TDS-10SH, SPM TWS-600S & RGF 500 MD: 2A17170 SPM Swivel Joint, 17852183-001 Motor

Core Purpose & Target User Demand Matching

This complete line of oilfield replacement components is precision-engineered exclusively for NOV TDS-10SH top drive systems, SPM TWS-600S triplex pumps, RGF 500 MD mud pumps, 2FZ35-35 BOP units, and standard shale shaker & hydraulic control systems, built to address the highly specific pain points of rig site maintenance crews, oilfield procurement teams, third-party repair shops, and drilling equipment leasing operators. Every part is designed to eliminate unplanned downtime caused by premature seal failure, poor pressure retention, dimensional mismatch, premature bearing wear, and electrical component burnout—common headaches with low-grade aftermarket spares.

Core purpose: Deliver direct-fit, API-compliant replacement parts that support seamless high-pressure fluid circulation, stable top drive power transmission, reliable shale shaker sealing, precise hydraulic/pneumatic control, and long-wearing performance under harsh drilling conditions. These components serve both routine preventive maintenance and emergency on-site repair needs, reducing non-productive time (NPT), cutting repeat replacement costs, and keeping critical drilling, pumping, and well control equipment running continuously without compromise to safety or operational efficiency.

Product Introduction

This comprehensive spare parts portfolio covers high-wear, high-criticality components across drilling rig power systems, high-pressure fluid ends, pneumatic/hydraulic circuits, sealing systems, and electrical auxiliary equipment. Core parts include New SPM Style 50 2″ MxF Swivel Joint Assembly 2A17170, NOV 17852183-001 3kW explosion-proof electric motor (TDS-10SH), 5837001 elastic polyurethane shale shaker gasket, CSF800-04-22 KB45 pulsation dampener bladder, P100110 HPS GMBH bush bearing (SPM TWS-600S), 3801950001 pneumatic valve, 015180268 6″ piston rubber cup assy., and a full lineup of O-rings, oil seals, fasteners, shaft sleeves, and control connectors. All components are manufactured to strict OEM dimensional tolerances, complying with API 6A, API 16C, GB/T 3452.1, and ATEX explosion-proof standards, with zero modification required for direct on-site installation.

Each part undergoes full material testing, pressure cycling, and wear simulation before shipment, ensuring consistent performance and extended service life compared to generic alternatives. This product line eliminates the risks of cross-threading, pressure leakage, poor fit, and early component failure, creating a single, reliable sourcing solution for rig sites operating mixed-brand pumping and top drive equipment.

Key Function Description

High-Pressure Fluid Control & Connection

The SPM Style 50 2A17170 swivel joint enables multi-plane rotation while maintaining pressure integrity in high-pressure mud, cement, and hydraulic lines, eliminating line kinking and stress fatigue. One-way valves, check valves, and pneumatic valves regulate directional fluid and air flow, preventing backflow and maintaining stable system pressure for consistent pumping and well control performance.

Power Transmission & Rotational Support

The NOV 17852183-001 3kW explosion-proof motor delivers stable power to TDS-10SH top drive auxiliary systems, with certified hazardous-area operation suitable for gas-prone drilling environments. Shafts, gear sleeves, and P100110 bush bearings support smooth rotational movement, reducing friction, absorbing radial loads, and preventing shaft deflection and premature wear in pump and top drive drive trains.

Sealing & Leakage Prevention

Full-series sealing components including polyurethane shaker gaskets, pulsation dampener bladders, O-rings, V-type water seals, and oil seals create zero-leakage barriers for fluid ends, hydraulic cylinders, and BOP systems. These parts resist abrasion, oil degradation, and high-temperature aging, stopping fluid loss and pressure drop that disrupts drilling operations.

Mechanical Positioning & Fastening

Lock shafts, set screws, jaw sets, clamp pistons, and shim sets ensure precise component alignment and anti-vibration fastening, preventing part displacement under heavy drilling vibration. Spacers, scuff sleeves, and guide sleeves protect precision shafts from wear and scoring, extending the service life of expensive rotating assemblies.

Electrical & Instrument Control

Explosion-proof lighting, NPWD-CD55D dual-channel power supplies, instrument connectors, and control loops ensure stable electrical power distribution and signal transmission in hazardous drilling environments. These components resist dust, moisture, and vibration, maintaining consistent electrical performance without short circuits or signal interference.

Structural Features

• Precision OEM Match Design: All parts machined to strict OEM dimensions, with tolerance controlled within 0.0015mm, supporting direct tool-free replacement and perfect interface mating with original equipment.

• High-Strength Wear-Resistant Materials: Forged alloy steel for swivel joints and bearings, nitrile rubber & polyurethane for seals, explosion-proof grade components for electrical parts; all materials resist abrasion, corrosion, and high-temperature fatigue.

• Anti-Vibration & Anti-Loosening Structure: Fasteners, gaskets, and connectors feature reinforced vibration-dampening design, preventing loosening and failure under continuous high-frequency rig vibration.

• Modular Serviceable Construction: Vulnerable seals, bearings, and bladders use modular design for single-component replacement, eliminating full assembly teardown and cutting maintenance labor time.

• Pressure-Rated Sealing Architecture: Multi-stage sealing design for swivel joints and pump components, maintaining zero leakage at rated working pressure even under cyclic loading and temperature swings.

Applicable Operating Conditions

These components are built to perform reliably in the harshest global drilling environments, with full compatibility across these operating parameters:

• Applicable Equipment: NOV TDS-10SH top drive, SPM TWS-600S triplex pump, RGF 500 MD mud pump, 2FZ35-35 BOP, standard shale shakers, hydraulic control systems, and rig auxiliary electrical systems

• Pressure Range: Pneumatic systems up to 1.6MPa, hydraulic & mud systems up to 15000PSI (swivel joint rated), meeting high-pressure well service & drilling demands

• Temperature Range: -40°C to 135°C, stable performance in cold-region onshore rigs, desert high-temperature sites, and offshore platform environments

• Working Medium: Water-based/oil-based drilling mud, cement slurry, hydraulic oil, compressed air, and standard drilling rig coolants & lubricants

• Application Scenarios: Onshore deep well drilling, offshore workover, well cementing, fracturing operations, rig routine maintenance, and emergency equipment repair

Maintenance & Care Suggestions (Field Engineer Practical Tips)

Routine Inspection Protocol

Check all sealing components (gaskets, O-rings, piston cups) every 8 operating hours for visible wear, swelling, or leakage; inspect swivel joints and bearings every 50 hours for smooth rotation, abnormal heat, or noise; verify electrical motor and connector connections every 100 hours for tightness and corrosion; torque check fasteners and set screws per scheduled intervals to prevent vibration loosening.

Scheduled Replacement Cycle

High-wear seals, gaskets, and piston rubbers: Replace every 800 operating hours or immediately if leakage occurs; swivel joint seals and pump bearings: Full inspection every 2200 hours, replace when wear exceeds 0.03mm clearance; electrical components and instrument connectors: Performance test every 3000 hours; shaft sleeves and bushings: Replace when scoring or wear grooves exceed 0.4mm.

Installation Avoidance Tips

Always clean mating surfaces thoroughly before installing seals or bearings to remove mud scale and metal debris, which can cause cutting or premature wear. Use torque-specific tools for fasteners; avoid over-tightening gaskets and O-rings to prevent seal deformation. Do not mix material grades of seals in the same high-pressure circuit, as this will cause uneven wear and early failure. Lubricate swivel joints and bearings with API-certified grease only, avoiding contaminated lubricants.

Storage & Transportation Notes

Store rubber and polyurethane components in a cool, dark, dry area to prevent UV degradation and premature aging. Keep electrical parts sealed in moisture-proof packaging until installation. Protect precision machined components (shafts, bearings) from impact and scratching during transport; apply anti-rust coating to metal parts for long-term storage exceeding 6 months.

Authoritative Performance Data & Industry Endorsement

All components are manufactured under ISO 9001 quality management systems, certified to API 6A, API 16C, and ATEX explosion-proof standards, with full third-party test reports and material certification. Exclusive field-tested performance data includes:

• SPM Style 50 2A17170 swivel joint: 15000PSI pressure rating, 2100 consecutive operating hours without leakage, rotational torque consistent within 1.2N·m

• NOV 17852183-001 motor: Continuous 3kW power output, explosion-proof rating compliant with Zone 1 hazardous area standards, operating temperature rise controlled within 28°C

• 5837001 shale shaker gasket: 1100 hours of elastic retention under continuous vibration, zero mud leakage across full shaker deck width

• P100110 bush bearing: Radial load capacity up to 8.5 tons, friction coefficient stabilized at 0.10, 1900 hours of wear-free operation

• Full-series nitrile O-rings: 1200 hours of oil immersion without hardening or swelling, maintaining consistent sealing force

Backed by 17+ years of oilfield parts engineering and manufacturing, this product line has been field-validated across 300+ active rigs in North America, the Middle East, Central Asia, and domestic oilfields. Every batch undergoes three-stage quality inspection (raw material, in-process, finished product) to ensure zero-defect performance, earning long-term trust from maintenance and procurement teams worldwide.

We supply the following spare parts:

On-Site Fault Repair Cases

Case 1: Permian Basin, Texas, USA

Equipment Model: SPM TWS-600S triplex pump; Load: 600HP continuous operation, 9500PSI working pressure; Fault Problem: Fluid end severe leakage, unstable pressure output; Fault Diagnosis: P100110 bush bearing wear & MK-0282 liner packing failure; Replacement Parts: P100110 bush bearing, MK-0282 liner packing; Post-Repair Indicators: Zero leakage at 10000PSI test pressure, pressure fluctuation stabilized within ±70PSI; Customer Feedback: Resolved long-term leakage issue, restored pump output efficiency, no repeat failure in 1050 operating hours.

Case 2: Karamay Oilfield, Xinjiang, China

Equipment Model: NOV TDS-10SH top drive; Load: 220-ton drilling torque, hazardous gas drilling environment; Fault Problem: Auxiliary power failure, top drive auxiliary system unresponsive; Fault Diagnosis: 17852183-001 3kW explosion-proof motor burnout; Replacement Parts: NOV 17852183-001 explosion-proof electric motor; Post-Repair Indicators: Stable 3kW power output, motor surface temperature 32°C under load, full compliance with hazardous area standards; Customer Feedback: Fast replacement restored top drive function, meets site safety requirements, reliable long-term operation.

Case 3: Abu Dhabi Offshore Drilling Platform

Equipment Model: RGF 500 MD mud pump; Load: Continuous mud circulation, 6500PSI working pressure; Fault Problem: Pulsation dampener failure, severe pressure pulsation damaging fluid end; Fault Diagnosis: CSF800-04-22 KB45 bladder rupture; Replacement Parts: CSF800-04-22 pulsation dampener bladder; Post-Repair Indicators: Pressure pulsation reduced by 72%, dampener system operating normally; Customer Feedback: Quick on-site replacement, eliminated fluid end damage risk, extended pump service life.

Case 4: Daqing Oilfield, Heilongjiang, China

Equipment Model: 2FZ35-35 BOP & supporting hydraulic system; Load: 35MPa working pressure, low-temperature operation; Fault Problem: Hydraulic line leakage, BOP response lag; Fault Diagnosis: 2A17170 swivel joint seal failure & O-ring degradation; Replacement Parts: 2A17170 SPM swivel joint, GB/T 3452.1 O-ring; Post-Repair Indicators: Zero hydraulic oil leakage, BOP actuation time 0.2s, pressure stable at 35MPa; Customer Feedback: Solved low-temperature seal failure, restored well control system response speed, eliminated safety hazards.

Frequently Asked Questions (FAQ)

Procurement Guidance & Value Commitment

For oilfield operators and procurement teams focused on minimizing unplanned downtime, reducing long-term maintenance costs, and maintaining strict equipment safety and performance standards, this full line of API-compliant, direct-fit spare parts is the ideal replacement solution. Whether for emergency on-site repair, scheduled preventive maintenance, or rig inventory stocking, we offer flexible procurement options tailored to your operational needs, with consistent quality control across every component.

This document serves as both a formal procurement reference standard and a practical technical guide for troubleshooting and repairing common failures in top drive, mud pump, and BOP systems. Every product is backed by full industry certification and field-proven performance, giving you complete confidence in your purchasing decision. We make no specific promises regarding delivery lead times, but we leverage a robust, reliable supply chain to process and fulfill orders efficiently.

If you need to verify part compatibility, request detailed dimensional drawings, obtain full certification documentation, or discuss bulk procurement terms, reach out to our technical support team today. Secure a stable, high-quality supply of critical spare parts to keep your drilling, pumping, and well control equipment operating at peak performance, reduce costly downtime, and maintain safe, efficient rig operations year-round.

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Emeil: [email protected]  

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