A: Filters

• Return filters
• Suction filters
• Line filters and service filters

B: Sensors

• Oil pressure sensor
• Level sensor
• Temperature sensor

C: Pumps

• Piston type
• Gear type
• Vane type
• Pump shafts
• Pump couplings
• Pump housings
• Pump heads

D: Valves

• Valves and controls (Valves & Controls)
• Directional control valve
• Pressure relief / regulator valve
• Flow control valve
• Proportional / solenoid valves

E: Actuators (Actuators)

• Hydraulic cylinders (jacks / piston rods, cylinder shafts)
• Hydraulic motors (rotary)

F: Auxiliary components (Auxiliary Components)

• Hydraulic oil radiators and coolers
• Air separators / accumulators

G: Electronic control unit (in modern systems)