1. Product Introduction
The TSC LANSHI 3NB-1600 parts lineup includes all essential components needed to keep the pump running reliably and efficiently, covering every critical aspect of the fluid end system: liners and liner gaskets ; pistons and piston rubbers; valve assemblies ; piston rod and extension rod components; and fluid end modules. All parts match LANSHI’s 107.11.xx part numbering system and TSC equivalents, requiring no field drilling, machining, or modifications—saving technicians an average of 35 minutes per repair and reducing the risk of installation errors.
2. Functional Specifications
Each component in the TSC LANSHI 3NB-1600 parts lineup is engineered to work seamlessly with the pump’s operating parameters, ensuring consistent performance and reliability: linersare built to withstand the pump’s 5000 PSI maximum operating pressure and 68–78 strokes per minute, maintaining steady mud flow even in high-abrasion environments; pistons and piston rubbers create leak-tight seals to prevent pressure loss, with urethane-bonded types offering superior resistance to cracking and rubber-bonded types providing flexibility in variable mud temperatures; valves control unidirectional mud flow, with 4-web designs maximizing flow area for high-efficiency operations and 3-web variants suited for high-pressure, low-flow scenarios; gasketsprovide airtight, leak-free connections to prevent fluid contamination and pressure loss, withstanding temperatures up to 240°F ; and the studded fluid end module integrates all critical fluid end components, reducing full overhaul time by 48% and ensuring structural integrity under peak load, in compliance with API 7K design safety factor requirements.
3. Applicable Operating Conditions
These TSC LANSHI 3NB-1600 replacement parts are optimized for the harsh operating environments where the pump is typically deployed, including onshore oil and gas drilling rigs (well depths up to 8,500 feet / 2590 meters), medium-deep well completion and workover operations, and shallow geothermal drilling projects. They are designed to withstand extreme operating conditions aligned with the pump’s capabilities: operating pressures up to 5000 PSI (345 Bar), ambient temperatures ranging from -18°F to 175°F, continuous vibration (68–78 strokes per minute), and exposure to high-solids, slightly corrosive drilling mud. The parts support 24/7 uninterrupted operation, integrating seamlessly with standard TSC LANSHI 3NB-1600 maintenance protocols to ensure the pump maintains its rated 1600 HP performance, even in the most demanding drilling scenarios. This versatility makes them ideal for drilling teams seeking to minimize downtime and maximize operational efficiency.
4. Maintenance & Service Recommendations
To maximize the service life of TSC LANSHI 3NB-1600 mud pump components and minimize unplanned downtime—critical for reducing operational costs—follow these field-proven maintenance protocols, aligned with API 7K quality control requirements: inspect liners and piston rubbers every 170 operating hours, and replace them if wear exceeds 0.0028mm or if leaks are detected; control drilling mud solids to ≤0.5% to reduce scouring and extend liner life, as abrasive solids are a leading cause of component wear. Check valves, seats, and springs every 240 operating hours—clean all components and replace worn parts if valve misalignment, abnormal noise, or reduced spring tension is detected. Inspect gaskets every 140 operating hours for cracks, leaks, or contamination, and replace them immediately to prevent fluid system contamination and further pump damage. Retorque rod clamps (TS-107.11.114.00) to 1,300–1,500 ft-lbs every 110 hours to prevent loosening from continuous vibration
We supply the following spare parts:
| LINERS | LINERGASKETS | PISTONS | PISTONRUBBERS | ||||
| SIZE | PARTNUMBER | PARTNUMBER | URETHANEBONDED | RUBBERBONDED | ENDURANCEBONDED | REPLACEABLERUBBER | PARTNUMBER |
| 4 1/2″ | TS-42 59-44 HP | G-260* | LLU-44-B15 | LL-44-B15 | HPW-44-B15 | I-44-日 15 | TM-44-KR |
| 5″ | TS-4259-50HP | G-260* | LLU-50-B15 | LL-50-B15 | HPW-50-B15 | I-50-B15 | TM-50-BR |
| 5 1/2″ | TS-42 59-54 HP | G-260* | LLU-54-B15 | LL-54-B15 | HPW-54-B15 | I-54-巳 15 | TM-54-BR |
| 5 3/4″ | TS-4259-56HP | G-260* | LLU-56-B15 | LL-56-B15 | HPW-56-B15 | I-56-B15 | TM-56-BR |
| 6″ | TS-4259-60HP | G-260* | LLU-60-B15 | LL-60-B15 | HPW-60-日 15 | I-60-日 15 | TM-60-BR |
| 6 1/4″ | TS-4259-62HP | G-260* | LLU-62-L15 | LL-62-L15 | HPW-62-L15 | I-62-L15 | TM-62-BR |
| 6 1/2″ | TS-42 59-64 HP | G-260* | LLU-64-L15 | U_-64-L15 | HPW-64-L15 | I-64-L15 | TM-64-LR |
| 6 3/4″ | TS-4259-66HP | G-260* | LLU-66-L15 | U_-66-L15 | HPW-66-L15 | I-66-L15 | TM-66-LR |
| 7″ | TS-4259-70HP | G-260* | LLU-70-L15 | U_-70-L15 | HPW-70-L15 | I-70-L15 | TM-70-LR |
| VALVES, SEATS, SPRINGS | GASKETS | ||||||
| 4 WE巳 DESIGN | 3WEBDESIGN | FULL OPEN (1 ) | FULL OPEN (2) | PART NUMBER | |||
| VALVE | TS-7-EEF | TS-202PZL482 | TS-0985M | TS-7-V1 | VALVE COVER GASKET | TS-107.11.110.05 | |
| SEAT | TS-7-DDB1 | TS-202PZL039 | TS-1370M | TS-7-S1 | CYLINDER HEAD GASKET | TS-107.11.110.68 | |
| SPRING | TS-5710-110 | – | – | TS-5710-110L | WEAR PLATE GASKET | TS-107.11.110.42 | |
| INSERT(Urethane) | TS-7-W1 | – | TS-7-MI | TS-7-FI | EXTENSION ROD SEAL | – | |
| INSERT (Rubber) | TS-7-WR | – | – | TS-7-FR | EXTENSION ROD BAFFLE | TS-107.11.70.00 | |
| PISTON ROD & EXTENSION ROD | |||||||
| ROD CLAMP | PISTON NUT | THREADED TYPE PISTON ROD | CLAMP TYPE PISTON ROD | SUB ROD | THREADED TYPE EXTENSION ROD | CLAMP TYPE EXTENSION ROD | |
| TS-107.11.114.00 | TS-107.04.120.00 | – | TS-107.11.110.39 | – | – | TS-107.11.01.02 | |
| FLUID END MODULE | |||||||
| FLUID END MODULE STUDDED | MODULE SEAL SET | STUDS & NUTS SET | |||||
| TS-107.11.110.14-2 | T_ 巳 16-SEA LKIT | T_ 巳 16-STUDSET | |||||
5. On-Site Failure Repair Cases
Case 1: Liner Wear Causing Pressure Drop
An onshore drilling rig operating a TSC LANSHI 3NB-1600 reported a sudden pressure drop from 5000 PSI to 4200 PSI, along with increased mud consumption and reduced drilling efficiency. On-site inspection revealed a worn 6″ liner (TS-4259-60HP), with its inner surface damaged by scouring from high-solids mud. Technicians replaced the liner with our nickel-alloy replacement, torqued the liner retainer to specification, and performed a pressure test in compliance with API 7K design verification requirements. The pump resumed full 1600 HP capacity in 21 minutes, avoiding over $3,800 in downtime costs and restoring normal drilling operations.
Case 2: Valve Seat Failure Leading to Flow Instability
A drilling contractor conducting well workover operations with a TSC LANSHI 3NB-1600 experienced erratic mud flow, abnormal pump noise, and a 12% drop in operational efficiency. Troubleshooting identified a damaged valve seat (TS-7-DDB1), which was causing valve misalignment and disrupting fluid flow. Replacing the valve seat and matching 4-web design valve (TS-7-EEF) with our OEM-equivalent parts restored normal flow and pressure in 25 minutes, keeping the workover project on schedule and avoiding costly delays.
Case 3: Gasket Leak Contaminating Fluid System
A remote onshore rig reported drilling fluid contamination and minor leaks around the cylinder head of their TSC LANSHI 3NB-1600. Inspection revealed a failed cylinder head gasket (TS-107.11.110.68), which was allowing mud to seep into the pump’s internal components, risking further damage. Technicians replaced the gasket with our TSC-matched replacement and flushed the fluid system to remove contaminants. The issue was resolved in 18 minutes, preventing costly pump repairs and ensuring the drilling fluid remained clean and effective for continued operations.
6. Frequently Asked Questions (FAQ)
| Question | Answer |
| Will these parts fit my TSC LANSHI 3NB-1600 mud pump? | Yes. All parts are engineered to match LANSHI’s 107.11.xx part numbering system and TSC specifications, with a 99.8% fit accuracy. They are direct drop-in replacements, requiring no modifications, drilling, or machining, ensuring seamless compatibility with your TSC LANSHI 3NB-1600 mud pump. |
| What is the service life of your liners compared to standard parts? | Our nickel-alloy liners (TS-4259 series) last 2000–4000 operating hours—5–10 times longer than standard carbon steel liners. This extended service life is due to the 1.5mm vacuum-sintered wear layer (HRC 60–64), which provides superior resistance to abrasion from high-solids drilling mud, similar to advanced coated liners used in high-performance applications. |
| Do the T_巳16-SEALKIT and T_巳16-STUDSET include all necessary components? | Yes. The T_巳16-SEALKIT contains all gaskets and seals required for fluid end maintenance, while the T_巳16-STUDSET includes precision-matched studs and nuts. Using these pre-packaged kits eliminates the need to source individual components separately, reducing procurement time by 35% and ensuring you have all parts needed for quick, efficient maintenance. |
7. Procurement Guidance
This guide serves as a definitive procurement reference for TSC LANSHI 3NB-1600 mud pump parts, ensuring access to API 7K-certified, OEM-matched components that eliminate compatibility risks and reduce maintenance costs. Every part is rigorously tested for dimensional accuracy, material quality, and performance, in compliance with API 7K design and testing requirements, making it ideal for routine stocking, emergency repairs, or full fluid end overhauls. By choosing these parts, you avoid the costly consequences of using generic, incompatible components—such as unplanned downtime, premature pump failure, and increased maintenance expenses—that can erode profitability, especially given the high cost of rig downtime.
