When it comes to maintaining the efficiency and longevity of your industrial machinery, using the right components is non-negotiable. For specialized equipment like the Atlas Copco oil-free air compressor, the heart of the system is its air end. We specialize in providing top-tier spare parts, including the critical Atlas Copco oil-free air end Q-21, with the specific part number 1616635681. This component is essential for ensuring your compressor operates flawlessly, delivering clean, oil-free air for sensitive applications.

At Shandong Jufengyuan, we understand the demands of the construction and mining industries. Our core business revolves around providing a comprehensive range of genuine and high-quality aftermarket parts for leading brands. We are proud to be a trusted supplier of Sandvik Parts, Atlas Copco Parts, Epiroc Parts, and many others, including Cummins Parts, Deutz Parts, Carterpillar Parts, Montabert Parts, Guhe Parts, Komatsu Parts, Hitachi Parts, Volvo Parts, Liebherr Parts, Hyundai Parts, Metso Parts, Sany Parts, and XCMG Parts.

Our extensive inventory ensures you can find the right component to minimize downtime and keep your operations running smoothly. We are your one-stop solution for everything from mining equipment spare parts to heavy machinery components. You can rely on us for critical items like hydraulic cylinder repair kits, diesel engine spare parts, and excavator hydraulic pump seals.

We pride ourselves on being more than just a parts supplier. We are an international partner in machine maintenance and repair. Our expertise extends to providing a wide array of parts, from excavator swing motor parts to rock drill hydraulic components. Below are a few common engineering machinery parts and their functions:

• Hydraulic cylinder: A mechanical actuator that is used to give a unidirectional force through a unidirectional stroke. It is typically installed on the boom or arm of an excavator, such as the Sandvik DD422iL drilling jumbo boom hydraulic cylinder.

• Russian: Гидравлический цилиндр (Gidravlicheskiy tsilindr)

• Chinese: 液压缸 (Yèyā gāng)

• Track roller: Also known as a bottom roller, this component guides and supports the weight of the excavator or dozer. Found on the undercarriage of a Epiroc ROC L8 drill rig.

• Russian: Опорный каток (Opornyy katok)

• Chinese: 支重轮 (Zhī zhòng lún)

• Drill bit: The cutting tool at the end of a drill string used to create holes in rock or other materials. Used on the drilling rig's front end, specifically on an Atlas Copco ROC F9 drill rig.

• Russian: Буровое долото (Burovoye doloto)

• Chinese: 钻头 (Zuàntóu)

• Piston rod: A key component in a hydraulic cylinder that transmits force and motion. Integral to the functioning of a hydraulic breaker on a Sandvik BR3288 breaker.

• Russian: Шток поршня (Shtok porshnya)

• Chinese: 活塞杆 (Huósāi gǎn)

• Valve plate: A critical component in a swashplate-type axial piston pump, controlling the flow of fluid. Found inside the main hydraulic pump of an Epiroc SB 202 hydraulic breaker.

• Russian: Распределительная плита (Raspredelitel'naya plita)

• Chinese: 配流盘 (Pèiliú pán)

Our commitment to quality extends to every component we offer, from mining machinery parts to quarry equipment spares. Our inventory includes a comprehensive selection of heavy equipment spare parts, including engine cylinder blocks, hydraulic pump parts, excavator engine gaskets, and much more. We are your reliable source for both OEM parts and high-quality aftermarket parts. Our long-standing relationships with leading manufacturers and suppliers ensure that we provide only the best for your machinery.

Here are some more examples of key components and their applications:

• Cylinder head: The component on top of the cylinder block that seals the combustion chamber. An essential part of the engine on an Atlas Copco SmartROC D60 surface drill rig.

• Russian: Головка блока цилиндров (Golovka bloka tsilindrov)

• Chinese: 气缸盖 (Qìgāng gài)

• Boom cylinder: A large hydraulic cylinder that raises and lowers the main boom of an excavator or drill rig. A primary component on a Sandvik DD321 drilling jumbo.

• Russian: Цилиндр стрелы (Tsilindr strely)

• Chinese: 动臂油缸 (Dòngbì yóugāng)

• Engine injector: A device used to inject fuel into the engine's combustion chamber. Critical for the engine on an Epiroc HB 2000 hydraulic breaker (equipped with a power pack).

• Russian: Форсунка двигателя (Forsunka dvigatelya)

• Chinese: 发动机喷油器 (Fādòngjī pēnyóuqì)

• Rotary head motor: Provides the rotational power for drilling. A key component of the rotary head assembly on an Atlas Copco FlexiROC D50 drill rig.

• Russian: Мотор вращателя (Motor vrashchatelya)

• Chinese: 旋转马达 (Xuánzhuǎn mǎdá)

• Rock drill piston: The component inside a hydraulic rock drill that reciprocates at high speed to deliver impact energy to the drill bit. A core part of the rock drill on a Sandvik Commando DC300R drill rig.

• Russian: Поршень перфоратора (Porshen' perforatora)

• Chinese: 凿岩机活塞 (Záoyánjī huósāi)

We are a leading exporter with a strong focus on quality and customer satisfaction. As a direct factory source, we can provide customizable engineering machinery parts and special-order components to meet your specific needs. Our robust supply chain and extensive inventory allow us to offer competitive pricing and fast shipping, ensuring you get the parts you need when you need them. Whether you're in need of a new air compressor cylinder head or a complete hydraulic motor repair kit, we are here to support your operations.

We are a professional construction equipment spare parts supplier, offering everything from road machinery parts to mining machinery electrical components. Our product range covers a wide spectrum of applications, including crane parts, loader transmission parts, and excavator final drive parts. We also provide specialized parts like drill rig components, air compressor service parts, and rock drill spare parts. Our goal is to be your most reliable partner for all your industrial machinery part needs, offering comprehensive solutions and expert service. Contact us today to learn more about how we can help you keep your equipment running at peak performance.