The YNF17803 YYCS Hydraulic Test Gauge is a precision instrument designed for monitoring and testing hydraulic pressure in construction machinery, industrial equipment, and hydraulic systems. Engineered for accuracy, durability, and ease of use, this gauge allows technicians to measure system pressure reliably, detect leaks, and ensure optimal performance of pumps, valves, and cylinders. Built from high-quality materials with corrosion- and wear-resistant components, it is suitable for demanding worksite conditions.

• Model: YNF17803 YYCS hydraulic test gauge

• Accurate measurement of hydraulic system pressure

• Durable construction with corrosion- and wear-resistant materials

• Easy-to-read dial with clear markings

• Compatible with various hydraulic pumps, valves, and cylinders

• Portable and suitable for on-site or workshop testing

• OEM-equivalent quality for reliable performance

• Hydraulic pump and motor coupling systems

• Drive shaft connections in excavators, loaders, and construction machinery

• Industrial machinery requiring flexible torque transmission

• Shock and vibration absorption in mechanical power transmission

• Compatibility verification with your pump or motor model

• Technical guidance for installation and alignment

• Supply of complete coupling assemblies, including hubs and rubber elements

• Custom sizing or reinforced versions available upon request

• Individually packed with protective foam or plastic

• Moisture-proof packaging to prevent corrosion or deformation

• Export-grade cartons or wooden cases for bulk shipments

• Suitable for express, air, or sea transport

Q: How can I confirm this coupling fits my system?
A: Provide your pump/motor model or shaft dimensions, and we will verify compatibility.

Q: Is this coupling suitable for heavy-duty operation?
A: Yes, it is made from reinforced, wear-resistant rubber for long-term durability.

Q: Can this replace the OEM coupling?
A: Yes, it is manufactured to OEM-equivalent standards for direct replacement.

Q: Do you supply complete coupling assemblies?
A: Yes, we can provide hubs, rubber elements, and full AR85 coupling assemblies.