Kawasaki K8V Axial Piston Hydraulic Pump

Rexton Hydraulic is a reputed supplier and repair specialist of Kawasaki K8V Axial Piston Hydraulic Pump, they provide world’s top-level pump efficiency and low noise. Contact us today for more information.

Series: K8V
Axial Piston Pump (Closed Loop) Variable Displacement
Model Sizes : K8V71, K8V90, K8V125.
Nominal Pressure 420 bar
Maximum Pressure 500 bar
It is used in hydrostatic transmissions ona variety of off-highway machinery like crusher, dump trucks, asphalt pavers, wheel loader, forestry telehandlers.

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Description
Technical Specifications
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Kawasaki K8V Axial Piston Hydraulic Pump series are variable displacement axial piston pumps for closed loop system. Kawasaki uses latest technology for improving efficiency and lowering noise, because of this, they provide world's top-level pump efficiency and low noise contributing to energy saving working environment and pump applications.

Kawasaki K8V's delivery flow is controlled precisely in order to control signal by mechanical feedback of swash plate tilting position.

Characteristics

High reliability and Long life for high pressure specifications
Charge pump, High/Low pressure relief valve, and Cut-off valve are standard option.
Better Performance and Efficiency
Precise flow control by position feedback of swash plate tilting position.

Technical Specifications

Specifications

Model Size				71	90	125
Displacement		Main pump	cm³	71	90	130
Displacement		Charge pump	cm³	20	20	28
Pressure, main		Rated	MPa	42	42	42
Pressure, main		Peak	MPa	50	50	50
Pressure, charge		Rated	MPa	2.5	2.5	2.5
Pressure, charge		Peak	MPa	4.0	4.0	4.0
Allowable case pressure			MPa	0.2 continuous / 0.6 peak
Speed	Charge pump 20cm³, or without Charge pump	Rated	min–1	3,300	3,050	2,850
		Maximum	min–1	4,100	3,800	3,450
		Minimum	min–1	500	500	500
	Charge pump 28cm³	Rated	min–1	3,050	3,050	2,850
		Maximum	min–1	3,450	3,450	3,450
		Minimum	min–1	500	500	500
Case volume			L	2.5	3.0	4.0
Temperature range			°C	－20 to ＋95 (case drain: 115 maximum, intermittent)
Viscosity range			cSt	10 to 1,000
Maximum contamination level				ISO 4406 -/18/15
Allowable through drive torque		Nm	SAE A	123	123	123
			SAE B	395	395	395
			SAE BB	455	575	640
			SAE C	475	575	725
			SAE CC	–	575	830
			SAE D	–	605	870
Mass			kg	60	75	97
Moment of inertia			kg・m²	8.71 × 10-³	1.21 × 10-²	2.35 × 10-²
Torsional stiffness			Nm/rad	7.97 × 10⁴	1.46 × 10⁵	2.04 × 10⁵
Coating			Red synthetic resin primer