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APS PartsSKU: Nozzle Set Size 4.0

Pressure Washer Nozzle Set Size 4.0

$29.99

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Overview

The Size 4.0 Pressure Washer Nozzle Set is a five-tip set of 1/4″ quick-connect spray nozzles covering the standard spray patterns: 0°, 15°, 25°, 40°, and a 65° tip for chemical application. All tips share the same size 4.0 orifice, so flow scales with your machine's pressure — from 0.40 GPM at 40 PSI up to 4.00 GPM at 4000 PSI. Swap tips at the wand to match the job: 0° for concentrated blasting, 15°/25° for stripping and general cleaning, 40° for wide rinsing, and the 65° soap tip for low-pressure detergent. Getting the tip size right matters — orifice size must match your pump's flow and target PSI, so call if you're unsure.

What's included

  • 1/4″ quick-connect fittings for fast tip changes at the wand
  • Five tips: 0°, 15°, 25°, 40°, and 65° chemical
  • 0° red tip for concentrated, high-impact blasting
  • 15° and 25° tips for stripping and general surface cleaning
  • 40° tip for wide-fan rinsing
  • 65° tip for low-pressure chemical and detergent application
  • Size 4.0 orifice rated across the full 40–5000 PSI range
  • Flow scales with pressure: 3.46 GPM @ 3000 PSI, 4.00 GPM @ 4000 PSI

Specifications

Nozzle Size
4.0
Fitting
1/4″ Quick Connect
Spray Patterns
0°, 15°, 25°, 40°, 65° (chemical)
Tips Included
5
Flow @ 1000 PSI
2.00 GPM
Flow @ 2000 PSI
2.83 GPM
Flow @ 3000 PSI
3.46 GPM
Flow @ 4000 PSI
4.00 GPM
Flow @ 5000 PSI
4.47 GPM

Frequently asked questions

Each tip's number is its fan angle: 0° is a concentrated jet for tough blasting, 15° and 25° strip and clean, 40° is a wide fan for rinsing, and the 65° tip runs low pressure for chemical and detergent. Swap them at the quick-connect to match the job.

These are standard 1/4″ quick-connect nozzles that fit any wand or lance with a 1/4″ quick-connect coupler, which is the common size on most machines. Size 4.0 is the orifice size — it must match your pump's flow and target PSI, so call us if you're unsure which size you need.

The correct orifice size depends on your pump's flow rate (GPM) and the PSI you're trying to reach — an orifice too small for your flow builds excess pressure and is bad for the system. At size 4.0 you'll see 3.46 GPM at 3000 PSI; call us with your machine's specs and we'll confirm the right size.

The set includes five 1/4″ quick-connect nozzles: a 0°, 15°, 25°, and 40° for high-pressure work plus a 65° tip for chemical application.

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