Parker Denison T6GC mobile hydraulic vane pump

At first glance, the T6GC looks similar to other industrial vane pumps. But Parker's Denison team engineered it specifically for mobile duty cycles-where speed varies constantly, oil temperatures swing, and contamination is unavoidable.

Unlike older T6 series pumps, the T6GC uses a through-drive shaft design, allowing you to mount a second pump (gear or piston) directly behind it without an external coupling.

Top 3 Mobile Applications (with Examples)

1.Agricultural Equipment-Combine Headers

A John Deere S700 series combine uses a T6GC to drive the header reel lift and auger swing. The pump runs at variable engine speed (1,200–2,200 rpm). The T6GC's wide speed range maintains steady flow without a flow divider, reducing heat generation.

2.Construction-Mini Excavator Swing Circuits

A 3.5-ton mini excavator requires smooth, shock-free swing acceleration. The T6GC's low ripple (less than ±2% at 2,500 psi) prevents pressure spikes when the swing starts or stops. Contractors report fewer hose failures compared to gear pump-equipped competitors.

3.Material Handling-Rough Terrain Forklifts

A Manitou MHT 790 uses a dual T6GC setup: one section for steering and brakes, another for boom lift. Because the T6GC has a cartridge design, the service team can replace the worn cartridge in 30 minutes without removing the pump from the PTO drive.

Installation & Best Practices

Shaft and Mounting

The T6GC accepts SAE A, B, or C two-bolt mounts. Critical: Use a flexible coupling with misalignment capability ≤0.010 inches (0.25 mm). A solid coupling will crack the ductile iron flange within 200 hours.

Inlet Condition-Non-Negotiable

Inlet vacuum: Must stay below 10 inHg (34 kPa) absolute

Use a strainer, not a suction filter (max 200 mesh)

Minimum inlet line size: 1.25x pump port size

Why? The T6GC relies on vane centrifugal loading for sealing. Air ingress or cavitation causes immediate vane chatter and cam ring scoring.

Fluid Recommendations

Preferred: ISO VG 32 or 46 (hydraulic oil with zinc anti-wear)

Cold climate: ISO VG 22 (down to -20°F/-29°C)

Avoid: Engine oils with detergents (they foam and reduce lubricity)

For more information on the T6GC hydraulic vane pump, please visit https://www.baolilaihydraulic.com/product/.

Selection Table

Q1:Why is my T6GC noisy after an oil change?

A1: Usually air in the fluid or a new fluid with different viscosity. Run the pump at low pressure (500 psi) for 5 minutes to purge air. If noise persists, check suction line seals – the T6GC is extremely sensitive to vacuum leaks.

Q2:What’s the typical rebuild interval for a T6GC in a telehandler?

A2:At 2,200 rpm and 2,200 psi average, expect 5,000–6,000 hours before vane or cam ring replacement.

Q3:How to purchase a T6GC hydraulic pump?

A3:You can visit https://www.baolilaihydraulic.com/contact/ to contact us and purchase our products through various methods.

Q4:What is the price and delivery time of the T6GC hydraulic pump?

A4:The specific price and delivery time will be provided based on the specific model you provide.