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SWAFLY is proud to offer a high-performance Arm Cylinder (CYLARM) designed specifically for the HITACHI ZX200-5A hydraulic excavator. This crucial component ensures the smooth and powerful operation of your machine's arm movement. The specific HITACHI part number for this cylinder is 9312271H, or alternatively 9312271H. We specialize in providing reliable engineering machinery accessories, focusing on top-tier components like hydraulic pumps, swing motors, final drive assemblies, engine parts, and electrical components for various heavy equipment.
Our commitment to quality ensures that this excavator arm cylinder meets or exceeds OEM specifications, guaranteeing longevity and optimal performance on your job site. We cater to the global demand for durable construction machinery spare parts, including excavator main control valve, hydraulic oil cooler, and track adjuster assembly.
The product in focus is the Arm Cylinder, essential for the hydraulic system of the HITACHI ZX200-5A model. The complete part identification provided is: Brand: HITACHI, Part Number: 9312271H, 9312271H, Component: CYL.ARM (Cylinder Arm). This cylinder is a key part of the hydraulic system of the ZX200-5A excavator. SWAFLY provides a comprehensive range of heavy equipment components, including dozer undercarriage parts, loader transmission components, grader blade edges, excavator boom cylinder seal kits, and mini excavator travel motor. Our core business revolves around high-quality engineering machinery parts supply for major brands.
We pride ourselves on offering competitive pricing and swift global delivery for critical spares such as excavator fuel injector pump, rotary group assembly, gear pump for pilot system, seal kit for boom cylinder, and control valve solenoid. Trust SWAFLY for your reliable hydraulic cylinder repair needs and cost-effective replacement parts.
As a leading supplier of engineering machinery accessories, SWAFLY focuses on providing reliable solutions for maintaining and repairing heavy equipment. Our inventory includes thousands of components like excavator swing bearing replacement, hydraulic main pump rebuild kit, final drive gear set, dozer track chain assembly, excavator engine overhaul parts, hydraulic cylinder repair services, heavy-duty oil cooler replacement, pilot control valve parts, travel motor gearbox oil seal, loader steering pump repair, bulldozer torque converter parts, swing reduction gear parts, main relief valve spool, track roller assembly for excavator, engine turbocharger replacement, radiator hose kit for construction equipment, hydraulic breaker seal kit, mini excavator rubber tracks, excavator cab interior parts, and high-pressure hose assembly. Whether you need a 9312271H Arm Cylinder for your HITACHI ZX200-5A or any other hydraulic spare parts, SWAFLY is your one-stop source. We ensure that our SWAFLY hydraulic cylinder products are tested for maximum durability.
The Arm Cylinder, specifically the 9312271H CYL.ARM on the HITACHI ZX200-5A, is a linear hydraulic actuator that converts hydraulic energy into a pushing or pulling force, enabling the excavator's arm (or dipper stick) to extend and retract. This movement is critical for the digging, lifting, and loading functions of the machine. The cylinder's function relies on high-pressure hydraulic fluid being directed to either side of the piston, driving the piston rod out or in. Proper maintenance, including regular inspection for leaks and wear, is essential to maximize the lifespan of this critical excavator component.
Understanding the components of heavy equipment is crucial for effective maintenance. Here are 10 key terms for construction equipment parts:
Swivel Joint (Center Joint): Allows hydraulic fluid transfer between the stationary upper structure and the rotating lower structure. JCB JS200 Swivel Joint.
Pilot Pump: A small gear pump used to supply control oil pressure to the main control valve. KOMATSU PC300-8 Pilot Pump.
Sprocket: A toothed wheel that engages the track chain links to drive the machine. Located at the rear of the undercarriage. DOOSAN DX340LC Sprocket.
Relief Valve: A safety valve in the hydraulic system that limits maximum pressure. Installed within the main control valve. VOLVO EC210B Main Relief Valve.
Turbocharger: A forced induction device that increases an engine's power by forcing extra air into the combustion chamber. Attached to the engine exhaust manifold. JOHN DEERE 644K Turbocharger.
Boom Cylinder: The cylinder that raises and lowers the main boom of an excavator. Located at the base of the boom. KOBELCO SK460-8 Boom Cylinder.
Final Drive: The last set of gears in the drivetrain, delivering power to the tracks or wheels. Located at the hub of the travel motor. CASE CX210B Final Drive.
Water Pump: Circulates coolant through the engine and radiator to regulate temperature. Mounted on the engine block. CUMMINS QSB6.7 Water Pump.
Track Roller (Lower Roller): Supports the weight of the excavator and guides the track chain. Located along the bottom of the track frame. CATERPILLAR 320D Track Roller.
Fan Motor: Drives the cooling fan to regulate the temperature of the radiator and hydraulic oil cooler. Mounted near the radiator/cooler. LIEBHERR R944C Fan Motor.
NEED A CUSTOM SOLUTION? SWAFLY can support the custom design and manufacturing of various hydraulic cylinders and precision components, including the 9312271H Arm Cylinder or its internal parts, to meet specific operational or non-standard equipment requirements. Contact us today for bespoke engineering machinery parts development!
SWAFLY specializes in providing a full range of Engineering Machinery Accessories for excavators, loaders, dozers, and other heavy equipment. We offer high-quality replacement parts, including hydraulic components, engine parts, undercarriage parts, and electrical systems. Our commitment is to minimize your downtime with reliable products like the HITACHI ZX200-5A Arm Cylinder 9312271H, 9312271H.
We invite you to explore our specialized sites for more information on our product lines:
www.swaflyparts.com (General Parts)
www.hitachi-isuzuparts.com (HITACHI & ISUZU Focus)
www.mttparts.com (Machinery Transmission & Track Parts)
www.kubotaengine.ca (KUBOTA Engine Spares)
www.machineryengine.com (Engine Component Specialists)
Equipment: Heavy-Duty Truck, VOLVO VNL 860
Fault: The engine is hard to start, especially in cold weather, and produces excessive white smoke upon ignition, which then dissipates. This is a common issue with the D13 engine in the VOLVO VNL 860.
Possible Cause and Solution: This symptom often indicates issues with the engine's fuel injectors or glow plugs/pre-heat system. For the VOLVO D13 engine, a common cause is failed or weak glow plugs, leading to insufficient heat for combustion during startup. The white smoke is unburnt fuel.
Processing Scheme: Check the glow plug circuit for power and resistance. Replace all glow plugs if any are faulty, as failure often occurs in groups. If the issue persists, test the fuel injector return flow to rule out leaky injectors. Regular maintenance of the truck fuel system is essential for preventing this type of failure.
Key Product and Service Keywords: SWAFLY Excavator Parts, HITACHI ZX200-5A Spares, 9312271H Arm Hydraulic Cylinder, 9312271H CYLARM, Engineering Machinery Hydraulic Parts, Construction Equipment Global Supply, Engine Overhaul Kits, Undercarriage Components, OEM Quality Replacement Parts, Heavy Machinery Maintenance.
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