TP2526J34 Triplex Pressure Washer Pump – 2.6 GPM @ 2500 PSI, 3400 RPM, 3/4″ Hollow Shaft

Part Number: TP2526J34
Category: Pressure Washer Pumps
Type: Direct-Drive Triplex Pump – TP2526J34, 2.6 GPM @ 2500 PSI (3400 RPM, 3/4″ Hollow Shaft)

The TP2526J34 Triplex Pressure Washer Pump is a compact, commercial-grade direct-drive pump engineered for light-duty commercial and residential pressure washer systems. Delivering 2.6 GPM at up to 2500 PSI and operating at 3400 RPM, this model provides reliable, balanced cleaning power for general-purpose wash applications.

Built on General Pump’s proven Series 51 platform, the TP2526J34 features a 3/4″ hollow shaft and SAE J609A flange for quick, OEM-style installation on small gas engines. Its triplex plunger construction offers smoother operation and longer service life than axial cam pumps, while the forged brass manifold with lifetime warranty ensures long-term durability. This pump is ideal for restoring performance on compact pressure washers with minimal downtime.

Product Specifications

• Pump Model: TP2526J34

• Pump Type: Triplex Plunger, Direct Drive

• Series: General Pump 51 Series

• Flow Rate: 2.6 GPM

• Max Pressure: 2500 PSI

• Rated Speed: 3400 RPM

• Shaft Size: 3/4″ Hollow

• Bore: 15 mm (.591″)

• Stroke: 6.6 mm (.260″)

• Required Power: 6.7 GHP

• Flange: SAE J609A

• Max Inlet Pressure: 125 PSI

• Max Fluid Temperature: 165°F

• Inlet Port Thread: 3/8″–19 BSP-F

• Discharge Port Thread: 1/4″–19 BSP-F

• Crankcase Oil Capacity: 11.2 oz (use GP Series 100 Oil)

• Pump Dimensions: 7.0″ x 7.2″ x 5.1″

• Shipping Weight: 11.4 lb

• Condition: New

Features & Benefits

• Commercial-style triplex plunger construction

• Compact direct-drive design for quick, drop-in replacement

• 3/4″ hollow shaft with SAE J609A flange

• Forged brass manifold with lifetime warranty

• Die-cast, anodized aluminum oil-bath crankcase

• Unitized stainless steel inlet and outlet valves

• Smoother, lower-pulsation output than axial pumps

• Ideal for general cleaning and misting applications

Applications

• Light-duty gas pressure washers

• Residential and prosumer cleaning equipment

• OEM replacement for General Pump Series 51 platforms

• Equipment repair and refurbishment

Important Notes

• Verify shaft size (3/4″ hollow), RPM (3400), and flange compatibility (SAE J609A) before ordering

• Designed for direct-drive configurations

• Final operating PSI and GPM depend on engine output and overall system configuration