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Need a specific hydraulic cylinder like a Boom Cylinder (CYL.;BOOM), Arm Cylinder (CYL.;ARM), or Bucket Cylinder (CYL.;BUCKET)? SWAFLY offers customized development and manufacturing for a wide range of engineering machinery spare parts, including travel devices, swing devices, and track adjusters. Contact us with your specifications for reliable and high-quality tailored solutions!
Welcome to SWAFLY, your premier global supplier for engineering machinery spare parts. We specialize in providing top-tier Hitachi excavator hydraulic components, including this critical Boom Cylinder (CYLBOOM) with part number YA60028504H1 and its simplified version YA60028504. This component is perfectly suited for the Hitachi ZX130-5A excavator, ensuring maximum performance and reliability on the job site. Our extensive inventory includes hydraulic pumps, control valves, travel devices, swing devices, engine assemblies, and various cab parts. Choose SWAFLY for all your excavator cylinder replacement, Hitachi final drive repair, and heavy equipment maintenance solutions. We are committed to offering cost-effective construction equipment parts and expert support.
Keywords: Hitachi YA60028504H1, YA60028504, ZX130-5A Boom Cylinder, SWAFLY Hitachi Parts, excavator cylinder replacement, genuine Hitachi hydraulic components, construction machinery spares, heavy equipment maintenance solutions, final drive repair, hydraulic pump supply.
At SWAFLY, we understand the demand for reliable excavator undercarriage parts and high-performance engine components. Our offerings cover everything from Hitachi track adjuster assembly for the ZX350-5 to Kubota engine parts supplier for mini excavators. We stock OEM quality swing gearbox, aftermarket control valve spool, excavator travel motor seal kits, Hitachi hydraulic main pump repair kits, reliable hydraulic cylinder piston rod, heavy duty track link assembly, affordable boom arm bucket cylinder parts, excavator pilot pump replacement, high flow control valve for excavators, track roller and idler wheel replacement, diesel engine complete assembly supplier, undercarriage components for Hitachi ZX series, excavator cab interior parts, original quality fan pump motor, excavator gear pump components, turbocharger for construction engine, fuel injector pump repair service, excavator monitor display screen replacement, and slewing ring bearing for heavy machinery. Trust SWAFLY for all your Hitachi ZX130-5A spare parts needs.
Track Adjuster: A hydraulic or grease-filled mechanism installed in the undercarriage, used to maintain correct tension on the track chain. Example: Hitachi ZX350-5 track adjuster.
Boom Cylinder (CYLBOOM): The main hydraulic cylinder installed on the upper structure/boom linkage that lifts and lowers the boom. Example: Hitachi ZX130-5A Boom Cylinder.
Travel Device: Also known as a final drive, a hydraulic motor and gearbox unit installed at the track drive sprocket to propel the machine. Example: Hitachi ZX240-5A TRAVEL-DEVICE.
Swing Device: A hydraulic motor and gearbox installed on the center of the upper structure, responsible for rotating the superstructure. Example: Hitachi ZX240-5A Swing Device.
Control Valve (VALVE;CONTROL): A manifold installed in the hydraulic system that directs hydraulic fluid to various actuators (cylinders, motors). Example: Hitachi ZX870-5G VALVE;CONTROL.
Arm Cylinder (CYL;ARM): The hydraulic cylinder installed on the boom linkage that moves the arm/stick in and out. Example: Hitachi ZX890LCH-5A CYL;ARM.
Bucket Cylinder (CYL;BUCKET): The hydraulic cylinder installed on the arm/bucket linkage that controls the angle of the bucket. Example: Hitachi ZX890LCH-5A CYL;BUCKET.
Piston Pump (Main Pump): The primary hydraulic pump installed on the engine flywheel housing, generating flow and pressure for the hydraulic system. Example: Hitachi ZX70-5G Piston Pump.
Drive Motor: The hydraulic motor part of the travel device, providing rotary motion to the gearbox. Installed at the track drive. Example: Hitachi ZX400LCH-5A Drive Motor.
Engine Assembly: The complete internal combustion engine installed in the engine compartment/power pack, providing power to the machine. Example: Hitachi ZX130-5A 4JJ1XKSA03 Engine.
The Boom Cylinder (YA60028504H1) is arguably one of the most hardworking components on a Hitachi ZX130-5A excavator. As a critical piece of the hydraulic system, its primary function is to convert hydraulic pressure into the linear force needed to lift and lower the massive boom. Its design is crucial for handling heavy loads, requiring robust seals, a high-strength piston rod, and a durable cylinder barrel. Regular maintenance and using high-quality replacement parts, like those supplied by SWAFLY, are essential to prevent leaks, maintain lifting capacity, and ensure the operational efficiency of the entire machine. A failing boom cylinder can lead to a significant loss in productivity, highlighting the importance of using the correct part, such as YA60028504H1 or YA60028504, for the ZX130-5A model.
Fault Description: The operator reports that the Hitachi ZX330-3 Travel Device (9281841RM) drifts or fails to hold position when parked on a slope, even with the control lever in the neutral position.
Probable Cause and Solution: This issue is typically related to the internal brake or the motor's hydraulic check valve (brake valve).
Worn-out Parking Brake: The multi-disc brake pack within the Drive Motor (9281841RM/9281842RM) might be worn or contaminated, reducing its holding torque. Solution: Inspect and replace the brake discs and springs inside the Travel Device.
Brake Valve Leakage: The brake relief valve or shuttle valve within the motor block may be leaking, preventing proper brake release pressure or allowing the track to creep. Solution: Service the valve block. If leakage is confirmed, replace the damaged seals or the entire valve assembly.
Keywords: Hitachi ZX330-3 Travel Motor Drifting, 9281841RM Brake Fault, Excavator Final Drive Repair, Hydraulic Travel Device Troubleshooting.
| No. | Brand | Part Number | Part Number (No Dash) | Model | Part Name |
|---|---|---|---|---|---|
| 1 | Hitachi | YA60028504H1 | YA60028504H1 | ZX130-5A | CYL;BOOM |
| 2 | Hitachi | 9306368 | 9306368 | ZX350-5 | track adjuster |
| 3 | Hitachi | 9312060 | 9312060 | ZX290-5 | track adjuster |
| 4 | Hitachi | YA00028290H3 | YA00028290H3 | ZX890LCH-5A | CYL;BOOM |
| 5 | Hitachi | 9309805H | 9309805H | ZX280-5G/300-5A | CYL;BOOM |
| 6 | Hitachi | 4668620RM | 4668620RM | ZX400LCH-5A | Drive Motor |
| 7 | Hitachi | YB00002172RM | YB00002172RM | ZX170LC-5A | Swing Device |
| 8 | Hitachi | YA00023717RM | YA00023717RM | ZX330-5A/ZX400LCH-5A | Engine |
| 9 | Hitachi | 9257596RM | 9257596RM | ZX330-3 | Pump Device Assy |
| 10 | Hitachi | 4680289 | 4680289 | ZX850-3 | CAB-ASSY |
| 11 | Hitachi | ZA60001970 | ZA60001970 | ZX200-5A | CYL;BOOM |
| 12 | Hitachi | 9289617 | 9289617 | ZX130-5A | TRAVEL-DEVICE |
| 13 | Hitachi | YA00000734H3 | YA00000734H3 | ZX330-5A | VALVE;CONTROL |
| 14 | Hitachi | 4697130XXXH3 | 4697130XXXH3 | ZX670-5G/690-5A | CYL;ARM |
SWAFLY is dedicated to serving the global heavy machinery market, specializing in excavator, bulldozer, and loader spare parts. Our core business includes the supply of complete hydraulic systems, engine parts, and undercarriage components for major brands like Hitachi, Komatsu, Caterpillar, and more. We offer professional solutions for Hitachi Isuzu engine maintenance, MTT parts supply, and Kubota industrial engine parts.
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