Brass Sandblaster Kit 4.5 Orifice 1.3mm – OEM Replacement Part

Part Number: 2642
Category: Pressure Washer Accessories → Wet Sandblasting Equipment → Sandblaster Kits
Type: Brass Wet Sandblaster Kit

The Brass Sandblaster Kit 4.5 Orifice 1.3mm (Part #2642) is a professional-grade wet sandblasting attachment designed for use with pressure washer systems. Manufactured by AR (Annovi Reverberi), this kit combines pressurized water and abrasive media to efficiently remove paint, rust, oxidation, graffiti, scale, and surface contaminants while minimizing airborne dust compared to traditional dry blasting methods.

Key Features & Benefits

• Genuine AR OEM replacement part
• Wet sandblasting system for pressure washers
• Designed for light to medium-duty blasting applications
• 4.5 orifice nozzle configuration
• 1.3mm injector size
• Includes abrasive pickup probe
• Includes 25' polybraid abrasive hose
• Effective for rust, paint, and coating removal
• Reduces airborne dust compared to dry blasting
• Professional-grade restoration and surface preparation tool

Technical Specifications

Part Number: 2642

Manufacturer: AR

Product Type: Wet Sandblaster Kit

Nozzle Orifice: 4.5

Injector Size: 1.3mm

Sand Probe Included: Yes

Maximum Flow Rate: 8 GPM

Maximum Pressure: 3650 PSI

Maximum Temperature: 190°F

Pickup Hose Length: 25 Feet

Pickup Hose Size: 1/2" Polybraid

Duty Rating: Light to Medium Duty

Application: Wet Abrasive Blasting & Surface Preparation

OEM Replacement: Yes

Typical Applications

• Rust removal
• Paint stripping
• Graffiti removal
• Surface preparation before painting
• Oxidation removal
• Equipment restoration
• Metal refinishing
• Concrete surface cleaning
• Industrial maintenance projects
• General abrasive cleaning applications

Performance Advantages

• Combines water and abrasive media for effective cleaning performance
• Removes coatings, corrosion, and contaminants efficiently
• Reduces airborne dust compared to traditional dry blasting
• Sand probe design allows direct abrasive pickup
• Flexible 25' hose provides excellent jobsite reach
• Suitable for a wide range of restoration and maintenance tasks
• Compatible with many commercial pressure washer systems
• Ideal for contractors and maintenance professionals
• Durable AR construction provides reliable service life

Maintenance Recommendations

• Flush the blasting assembly thoroughly with clean water after each use.
• Inspect the nozzle and injector regularly for wear.
• Check the abrasive pickup hose for cracks, kinks, or restrictions.
• Keep the sand probe clean and free of obstructions.
• Replace worn nozzles promptly to maintain blasting efficiency.
• Store equipment clean and dry between uses.
• Inspect all fittings and connections regularly for leaks or wear.