PZ7/8/9 fluid end module


Heat-treated and internally hardened for high durability; available in various materials to meet a wide range of applications; standard one-and/or-two-piece configuration, with designs available for pressure of 5000psi(35.1Mpa), 7500psi(52.7Mpa), and 10000psi(70.3Mpa); discharge connections available on each side; suction connections on each side or front center.

● 100% interchangeable with OEM

● Premium forged alloy steel

● Made on CNC boring mills

● Strict computer controlled heat treat procedures

● Rigid inspection


Fluid End Accessories

Xinhuafa offers a complete line of accessories for OEM fluid end modules, CNC machining

makes these accessories uniformly dimensional and interchangeable with OEM.

The perfect exterior surface reflects the superior inside quality.


Fluid end accessories include,

● Valve and cylinder head plug

● Valve and cylinder head thread ring

● Upper and lower valve guide

● Stud and nut

● Gasket, Cylinder Head Gasket, etc.


Avaliable Mud Pump ModuleTypes:

"I" shaped module, "L" shaped module, 5000 psi module,7500 psi module, Southwest type module


Avaliable Mud Pump Models:




Gardner Denver:PZ-7/PZ-8/PZ-9/PZ-10/PZ-11

Ideco: T-500/T-800/T-1000/T-1300/T-1600

LS National: 3NB-500C, 3NB1000C,3NB1300C, 3NB1600


Drillmec:7TS600, 9T1000, 12T1600

RussianPumps:UNBT-950, UNB-600, 8T-650, UNBT650, NBT600, UNB1180, UNB1180L

Romania: 3PN-1000,3PN-1600, 3PN-2000

OPI:700-HDL | 1000-HDL

1 MK-205PZL029D Fluid Module, Studded (Included Items 2 – 9) (3)
2 Fluid Module, Only 3
3 MK-79L188 Stud – Frame, Liner Clamp 24
4 MK-50B36 Nut – Frame, Liner Clamp 48
5 MK-79L73 Stud – Frame 12
6 MK-50AQ30 Nut – Frame 12
7 MK-79AL6 Stud – Threaded Ring 48
8 MK-50B34 Nut – Threaded Ring, Discharge Manifold 60
9 MK-202PZL110 Stud – Discharge Manifold 12
10 MK-2011857 Cap – Valve Lock 6
11 MK-2011699 Threaded Ring 6
12 MK-2011860 Cover – Valve 6
13 MK-2007674 Valve Guide Bushing 3
14 MK-2011862 Gasket – Valve Cover 6
15 MK-2011861 Ring – Retaining / Valve Cover Gasket 6
MK-2011706 Valve Guide Assembly (Included Items 16 – 20) (3)
16 MK-2011701 Retainer Plate 3
17 MK-2011700 Valve Guide – Suction 3
18 MK-2007674 Valve Guide Bushing – Suction 3
19 MK-95W2 Lock Washer – Valve Guide / Suction 6
20 MK-655EE06S Bolt – Valve Guide / Suction 6
21 MK-25AL35 Gasket – Discharge Manifold 3
22 MK-25G41 Gasket – Suction Manifold 3
23 MK-1PV14 Liner Clamp 3


Related News

Recently, the company's business team went abroad to visit customers and explore the markets of Russia, Kazakhstan and Turkey.

Recently, the general manager of the company led the company's business team to visit customers abroad and explore the markets of Russia, Kazakhstan and Turkey. During the visit, we showed our main products, mud pump accessories, hydraulic end cylinder liner pistons and other core products. At the same time, our company also provided customers with complete sets of equipment and accessories solutions in the field of drilling engineering. Through this visit, our company has consolidated the existing cooperative relationship and discovered a large number of potential customers, laying the foundation for market development. Many of these customer groups are leading companies in the oil industry and frequent buyers of Chinese products. Through negotiations, they learned that Chinese products are in great demand and the domestic and foreign oil industries are booming. Xinhuafa Petroleum took advantage of its own factory manufacturing advantages to gain insight into the current domestic and foreign oil industry market conditions, and demonstrated China's leading oil accessories technology and capabilities to target customers of oil drilling and production equipment through on-site visits and demonstrations. In the communication, the business personnel's explanations with pictures and texts and the direct communication with customers have given a greater impetus to the company's continuous development of new markets. After the visit, we will take advantage of the competitive price and stable quality to take the initiative and gain an advantage in the fierce market competition, and become the customer's preferred supplier.

LEWCO WH1300 mud pump replacement parts

Xinhuafa manufactures consumable parts for various OEM mud pumps,and frack pumps, all of our parts are interchangeable with OEMs, including

Summary of our participation in CING2023 | The 13th Beijing International Natural Gas Technology and Equipment Exhibition

Dear partners and representatives, We are honored to have participated in CING2023 | The 13th Beijing International Natural Gas Technology and Equipment Exhibition. This exhibition provided us with a valuable opportunity to exchange ideas and showcase our latest technologies and equipment with leading industry companies and professionals. During the exhibition, we showcased a range of innovative natural gas technology and equipment, including advanced drilling equipment, compressors and storage devices, pipeline monitoring technologies, and intelligent control systems. These demonstrations garnered widespread attention and facilitated in-depth discussions with professionals from around the world. Our booth became a popular gathering place, attracting attention and visits from the energy industry. Our team actively engaged with representatives and had insightful discussions on the challenges and opportunities in the natural gas industry. Through these interactions, we not only deepened our understanding of industry trends and customer needs but also established important partnerships. Furthermore, we participated in a series of forums and seminars, discussing topics such as the development of the natural gas industry, environmental technologies, and sustainable development. Our representatives delivered speeches and engaged in in-depth discussions with other experts, enhancing our reputation and expertise in the industry. Participating in CING2023 | The 13th Beijing International Natural Gas Technology and Equipment Exhibition was a highly successful experience. Through the exhibition, we strengthened our position in the natural gas industry, established closer connections with peers, and showcased our innovation capabilities and technical strength. We will continue to strive for excellence, enhancing the quality of our products and services to meet the growing demands of our customers. Lastly, we would like to express our gratitude for your support and participation, which contributed to the success of our exhibition. We look forward to future collaboration opportunities and jointly driving the development of the natural gas technology and equipment industry.

Xinhuafa Petro attend at 2023 NEFTEGAZ Russia Exhibition

Hebei Xinhuafa Petro participated the 2023 NEFTEGAZ Oil Exhibition in Moscow,Russia during Apr. 24th to 27th,2023,to show many customers our company and product of mud pump spares. As one of the largest world oil and gas exhibitions in the world, NEFTEGAZ was held succesfully by the Russian Oil and Gas Association and Department. Over 35,000 M2 exhibition space, and nearly 800 exhibitors attend this great show. This year China Exhibitor Group is the largest national group, more than 300 exhibitors. As the leading oil and gas drilling mud pump spares manufacturer company, Xinhuafa Petro is the second time to attend this show,First time,that is four years ago. Due to COVID-19 in the passed two years, the 2023 NEFTEGAZ is without doubt a successful show as more than 20000 professional visitors from all over the world participated NEFTEGAZ to share thoughts and newest technologies on all oil and gas equipment /products/ service. Many customers have been inviting to our booth to make a face-face meeting,that will helpful to our cooperation. Besides as a manufacturer of the mud pump spare parts,Xinhuafa Petro has a branch for oversea trading--Hebei Yingpai,which supply all the whole drilling rig equipment and spares based on the professional sourcing system. Products including clown block spares,drawworks spares,clutches,brakes,wellhead tools,and work over rig spares,solid control equipment,shaker,sandy pump,and so on,all can be provided  

Welcome to our booth: 21B13 We are waiting for you!

Welcome to our booth: 21B13 We are waiting for you!