- Hydraulically Operated Check Valve and Valve Block
- Construction Machinery Relief Valve Series
- Standard Valve Cavity and Custom Valve Block
- Standard Valve Block and Hydraulic Valve Set
- Load Control Valves and Others
- Logic Element
- Flow Control Valve
- Pressure Control Valve
- Directional Control Valve
- Solenoid Valve
0102030405
SY365 Main Relief Valve 32n-b45008
SY365 Main Relief Valve 32n-b45008
SY365 Main Relief Valve 32n-b45008
Fit for SY365 series excavators, this main relief valve (part no.: 32n-b45008) is from Ningbo Longerfa Hydraulic Co., Ltd.—a professional hydraulic parts manufacturer in Ningbo, China, specializing in cartridge valves, valve blocks and other hydraulic component.
Longerfa holds ISO9001/ISO45001 certifications and patents, with advanced CNC equipment and testing tools. Every 32n-b45008 valve undergoes 100% performance verification to meet industry standards.
This valve provides reliable overpressure protection for SY365 excavator hydraulic systems, fits original specs for direct replacement, and shortens maintenance time. Trusted by global aftermarket users, it’s widely applied in construction, mining and municipal engineering.
Adhering to "Quality First, Service First," Longerfa offers a dependable choice for SY365 excavator aftermarket maintenance.

