The General Pump 520147 QD Injector Nozzle (GP520127) is an OEM-grade replacement nozzle engineered for downstream chemical injector systems. Designed for consistent flow, reliable chemical draw, and long-lasting durability, this nozzle ensures optimal downstream performance on professional pressure washing setups. Perfect for contractors who require strong chemical suction, steady spray patterns, and dependable compatibility with General Pump injector assemblies.

Key Features & Details

• OEM General Pump Replacement – Designed specifically for QD injector assemblies using part numbers 520147 and GP520127.

• Optimized Chemical Draw – Provides accurate backpressure for improved downstream injector performance.

• Durable Construction – Built from corrosion-resistant materials suitable for pressure washing chemicals including SH, detergents, and surfactants.

• Consistent Spray Output – Ensures uniform flow for cleaner, more efficient downstream application.

• Easy Installation – Quick-disconnect design allows fast swap-outs to minimize downtime.

• Professional Grade – Ideal for house washing, softwashing pre-treatments, rinsing, and high-efficiency exterior cleaning.

Specifications

• Manufacturer: General Pump

• Part Numbers: 520147 (Nozzle), GP520127 (QD Injector nozzle reference)

• Product Type: Downstream injector nozzle

• Compatibility: General Pump QD injector systems; fits assemblies requiring 520147/GP520127 specifications

• Material: Corrosion-resistant metal construction

• Applications: Downstream injection, pressure washing, chemical application, commercial exterior cleaning