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General Pump T-50 Series T991 4.0 GPM; 1400 PSI; 1450 RPM (Right Shaft)

Pump T50 General

Part #: GPT991R

T991 - T Series 50 - Triplex Plunger Pump - Right Shaft

• Forged brass manifold with a an exclusive

lifetime warranty

• Die-cast, anodized aluminum, oil-bath crankcase

• Solid ceramic plungers with continuously

lubricated packings

• The original Interpump unitized stainless steel

K01 inlet and outlet valves

• Standard 24 mm solid shaft for pulley mounting

• Flex coupling and bell housing available for direct


• Ideal for all geberal cleaning/washing applications

Maximum Volume

3.5 GPM

Max. Discharge Pressure

1400 PSI

Maximum Pump Speed

1450 RPM

Maximum Inlet Pressure

125 PSI

Plunger Bore

.787 in, / 20 mm

Plunger Stroke

.394 in. / 10 mm

Crankcase Oil Capacity

15.2 oz.

Maximum Fluid Temperature
Inlet Port Thread

1/2-14 BSP-F

Discharge Port Thread

3/8-19 BSP-F

Shaft Diameter

.945 in. / 24 mm


15 lbs.


9.3” x 8.3” x 5.4”


Click Here for T-50 Series Breakdown & Spec Sheet PDF
Click Here for General Pump Troubleshooting Guide PDF
Click Here for General Pump Oil Recommendation PDF

Manufacturer: General Pump 
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