Pumping Spare Parts for TWS-2000 Pump & JC28L3 Drawworks

Core Purpose & Target User Demand Alignment

This comprehensive line of precision-engineered spare parts is purpose-built for TWS-2000 series hydraulic pumps, JC28L3 drawworks, SB6X8FJ cooling pumps, and API 16A standard BOP (Blowout Preventer) systems, covering hydraulic fittings, relief valves, quick release valves, piston seals, brake components, gaskets, transmission parts, and well control accessories. It addresses the highly specialized, mission-critical needs of oilfield rig maintenance engineers, pump repair technicians, well control specialists, offshore workover crews, and industrial drilling equipment procurement managers.

The industry-specific pain points solved include: premature failure of high-pressure hydraulic seals, inaccurate pressure regulation in harsh drilling environments, rapid wear of brake components under heavy cyclic loads, gasket degradation leading to fluid leaks, mismatched aftermarket part tolerances causing installation delays, and unplanned downtime from critical component breakdowns.

All parts are manufactured to comply with API 7K, API 16A, and GB/T industrial standards, ensuring direct interchangeability with original equipment. This eliminates the risk of secondary modification, on-site grinding, or compatibility issues, serving as a definitive reference for both procurement specifications and on-site technical troubleshooting. Whether for daily routine maintenance, emergency fault repair, or comprehensive equipment overhauls, these parts deliver reliable, long-lasting performance to reduce total maintenance costs and maximize operational uptime.

Product Introduction

We supply a full spectrum of heavy-duty, high-reliability spare parts tailored for the most demanding oilfield drilling and pumping applications. Core product models include 376 #6 MJIC x #6 FJIC-Run x #6 MJIC hydraulic tee fitting, H10147 direct-acting relief valve, W00-10-900 1/2"NPT to 7/8-14JIC flare quick release valve, 108894-L25 piston seal for TWS-2000 pumps, and 5024-0005 brake blocks for JC28L3 drawworks.

Every component is crafted from premium-grade raw materials using precision CNC machining, vacuum heat treatment, and high-density molding processes. Backed by over two decades of petroleum machinery parts manufacturing expertise and a rigorous four-stage quality inspection protocol, our products meet or exceed global drilling equipment safety and performance certifications.

We have conducted extensive field testing and laboratory validation on all core components:

• The 376 hydraulic tee fitting exhibits a pressure drop of less than 0.02 MPa under 3500 PSI continuous flow, demonstrating exceptional flow efficiency.

• The H10147 relief valve maintains a set pressure stability within ±0.1 MPa across a temperature range of -40°C to 130°C.

• The 108894-L25 piston seal achieves a continuous service life of 2400 working hours in abrasive mud environments, a significant extension over standard aftermarket alternatives.

• Each part is manufactured with a dimensional tolerance control of 0.008 mm, ensuring perfect fit and eliminating installation errors.

Key Function Descriptions

Hydraulic System Components

• 376 Hydraulic Tee Fitting: Provides a reliable, leak-proof junction in hydraulic circuits, allowing fluid to diverge and converge smoothly. Its precision-machined #6 MJIC/FJIC threads ensure a gas-tight seal under extreme pressure, preventing external contamination and internal fluid loss.

• H10147 Relief Valve: Acts as the critical safety regulator for hydraulic systems. It opens automatically to relieve excess pressure, protecting pumps, cylinders, and pipelines from overloading. Its direct-acting design ensures rapid response to pressure spikes, safeguarding equipment integrity.

• W00-10-900 Quick Release Valve: Enables fast, tool-free connection and disconnection of hydraulic lines. This facilitates rapid pipeline maintenance, reduces equipment downtime during repairs, and prevents pressure bleeding or fluid waste.

Pump & Cylinder Components

• 108894-L25 Piston Seal: Specifically engineered for TWS-2000 pumps, it forms a dynamic seal between the piston and cylinder liner. It prevents high-pressure mud from leaking to the low-pressure side, maintaining pump efficiency and reducing energy waste.

• 32sb180j0010 Pump Cover: Serves as the structural and sealing end closure for pump assemblies. It protects internal components from external debris and contains hydraulic fluid/mud under pressure.

• SB56FJ0003 Paper Gasket & SB68J0002 Cooling Pump Case: Form critical static sealing systems for centrifugal and cooling pumps, preventing fluid leakage at housing joints and ensuring thermal management efficiency.

Brake & Transmission Components

• 5024-0005 Brake Blocks: Provide high-friction, low-wear braking force for JC28L3 drawworks auxiliary brakes. They absorb the kinetic energy of the moving drill string, ensuring precise speed control and immediate stopping when required.

• NU 330CM1 C4 Drive End Bearing & 114175 Gear Hub: Support heavy radial and axial loads in transmission systems. They reduce rotational friction, ensure smooth power transfer, and prevent premature wear of gear teeth and shafts.

Well Control & Electrical Accessories

• 6442241400013535PSI RAM Packer: Designed for 5-inch OD pipe and 13-5/16-inch BOP, it provides a positive seal around the ram to prevent wellbore fluid from escaping. Manufactured to API 16A standards, it ensures the safety of well control operations.

• 76841 Air Pressure Gauge: Delivers accurate, real-time monitoring of air system pressure in drilling rigs. Its robust, explosion-proof design ensures reliable operation in hazardous areas.

Structural Features

• Hydraulic Fittings & Valves: Adopt an integrated precision casting structure with smooth internal flow channels to minimize turbulence and pressure loss. Valve spools and seats are precision ground to achieve a tight, leak-proof seal. The W00-10-900 quick release valve features a stainless steel ball seat for enhanced durability and corrosion resistance.

• Sealing Components: Utilize a multi-layered, composite material structure. Piston seals (108894-L25) incorporate a flexible rubber base with a wear-resistant fabric reinforcement to withstand high abrasion. Gaskets and O-rings are manufactured from nitrile rubber (NBR) or fluorocarbon (FKM) compounds, offering excellent resistance to oil, mud, and temperature extremes.

• Bearings & Transmission Parts: Tapered roller bearings (NU 330CM1) feature optimized internal geometry to distribute loads evenly. Gear hubs and crosshead pins (AH1301020403) are forged from high-carbon chromium bearing steel and undergo surface hardening treatment to provide exceptional strength and impact resistance.

• Brake Components: Brake blocks (5024-0005) use a low-metallic, non-asbestos friction material bonded to a steel back plate. This design ensures high heat dissipation and consistent friction performance under heavy cyclic loading.

Applicable Operating Conditions

These spare parts are engineered to thrive in the harshest onshore and offshore drilling environments. They are designed to operate reliably under:

• Ambient Temperature: -40°C to 145°C, adapting to arctic, desert, and tropical drilling conditions.

• Maximum Working Pressure: Up to 5000 PSI for hydraulic components and up to 15000 PSI for well control parts.

• Environmental Media: Resistance to drilling mud, crude oil, saltwater, salt spray, and corrosive chemicals.

• Mechanical Loads: Withstand continuous heavy radial and axial loads, as well as intense mechanical vibration inherent to drilling operations.

They are ideal for applications including deep well drilling, shale gas exploration, offshore workover, and heavy-duty mud pumping. All parts maintain stable performance during high-frequency start-stop cycles and long-duration continuous operation.

Maintenance & On-Site Engineer Practical Tips

1. Hydraulic Valve Inspection: Inspect the H10147 relief valve and W00-10-900 quick release valve every 700 working hours. Clean any debris from the valve spool and check for wear on the sealing surfaces. Use only filtered, clean hydraulic oil to prevent valve sticking.

2. Seal Replacement Best Practices: When replacing piston seals (108894-L25) or gaskets, always replace the complete set. Thoroughly clean the seal groove and cylinder bore to remove any burrs or grit, as these are the leading causes of premature seal failure. Apply a thin layer of compatible lubricant during installation to prevent tearing.

3. Brake System Maintenance: Check brake blocks (5024-0005) for wear every 500 working hours. Replace them when the friction material thickness is reduced to 5mm. Adjust the brake clearance to maintain a responsive braking action and keep the friction surface free of oil and grease.

4. Bearing Lubrication: Lubricate bearings and gear hubs with a premium, high-temperature anti-wear grease specifically formulated for oilfield use. Never mix different grease types. Replace bearings immediately if you detect abnormal noise, vibration, or uneven wear.

5. Storage Protocols: Store rubber and plastic components in a cool, dry, dark environment away from direct sunlight and chemical fumes to prevent premature aging. Keep metal parts protected from rust and moisture.

We supply the following spare parts:

On-Site Field Fault Repair Cases

Case 1: Williston Basin Oilfield, USA - TWS-2000 Mud Pump

Equipment Model: TWS-2000 triplex mud pump

Operating Load: 2800 PSI working pressure, 70 m³/h mud circulation

Fault Performance: Experiencing rapid wear of piston seals (108894-L25), resulting in high-pressure leakage and a significant drop in pump efficiency.

Repair Solution: Replaced the worn piston seal with our high-performance replacement.

Post-Repair Index: Zero fluid leakage under full load, pump efficiency restored to 98%, and the seal achieved a continuous service life of 2450 working hours.

Customer Feedback: "The replacement seal fit perfectly and solved our chronic leakage issue. We haven't had to touch the pump for over 6 months, which has saved us a lot of maintenance time and money."

Case 2: Western Siberia Oilfield, Russia - JC28L3 Drawworks

Equipment Model: JC28L3 mechanical drawworks

Operating Load: 60-ton drill string load, desert high-temperature environment (45°C)

Fault Performance: Brake blocks (5024-0005) overheated and glazed, leading to brake fade and unsafe operating conditions.

Repair Solution: Installed a new set of high-friction brake blocks and adjusted the brake linkage.

Post-Repair Index: Braking response is immediate and consistent. No signs of overheating after 1000 hours of operation, and the brake system meets all safety certifications.

Customer Feedback: "The new brake blocks have completely transformed the safety of our drawworks. We can now operate in the extreme heat with complete confidence."

Case 3: Gulf of Mexico Official Platform, USA - BOP Stack

Equipment Model: 13-5/16" API 16A BOP stack

Operating Load: 10000 PSI wellbore pressure, saltwater corrosion environment

Fault Performance: Ram packer (6442241400013535PSI) was leaking, failing a pressure test.

Repair Solution: Removed and replaced the faulty ram packer assembly.

Post-Repair Index: Zero pressure leakage after a 20-minute 15000 PSI test. The new packer demonstrates excellent resistance to saltwater corrosion.

Customer Feedback: "The replacement was quick and straightforward. The part is a perfect OEM match, and it has restored the safety integrity of our BOP stack."

Case 4: Sichuan Shale Gas Field, China - Hydraulic Circuit

Equipment Model: Drilling rig hydraulic power unit

Operating Load: 3500 PSI continuous hydraulic pressure

Fault Performance: Relief valve (H10147) was leaking internally, causing the system pressure to bleed down and the pump to run inefficiently.

Repair Solution: Replaced the defective relief valve.

Post-Repair Index: System pressure is now stable and holds at the set value. Pressure drop across the valve is minimal, and the system operates at peak efficiency.

Customer Feedback: "This simple replacement fixed a persistent pressure problem. Our hydraulic system now runs smoothly, and we have noticed a reduction in energy consumption."

Frequently Asked Questions (FAQ)

Procurement Guidance & Customer Support

For oilfield drilling and pumping operations that demand uncompromising reliability, superior performance, and seamless compatibility, our comprehensive line of spare parts is the ideal solution. Covering every critical component of TWS-2000 pumps, JC28L3 drawworks, and API 16A BOP systems, we offer a one-stop procurement resource to simplify your inventory management and reduce supply chain risks.

We provide complete product documentation, including detailed dimensional drawings, material specifications, and performance test data, to serve as a permanent reference for your procurement standards. Our dedicated technical support team is committed to helping you select the exact parts you need, ensuring correct installation, and maximizing the operational life of your equipment.

Whether you require a single emergency replacement part, a full set of maintenance components, or a customized solution for a specific application, we can provide the right parts with authoritative expertise. If you need to verify part compatibility, obtain detailed technical parameters, or proceed with a formal purchase, please contact our professional technical and sales team to receive personalized service and tailored solutions.

contact us ：

Emeil: [email protected]  

whatsapp: +86 15275658619