Brass Air Assist Nozzle – 4mm
LASER PARTS | AIR ASSIST COMPONENTS
Brass Replacement Nozzle for Laser Air Assist Systems
This 4 mm brass air assist nozzle is designed for use with compatible CO2 laser cutting and engraving machines. It provides an air outlet for directing airflow toward the material being processed, helping move smoke and cutting debris away from the working area.
Made from corrosion-resistant brass, this nozzle is a practical replacement for worn, damaged, or missing air assist components. Its compact design is suitable for compatible laser focal tube and air delivery configurations.
Product Type: Air assist nozzle
Material: Brass
Listed Nozzle Diameter: 4 mm
Application: Compatible CO2 laser air assist systems
Key Features
Brass Construction
Manufactured from brass for durability and corrosion resistance in compatible laser machine applications.
Directed Airflow
Provides an outlet for air assist flow, helping clear smoke and debris from the laser cutting area when installed in a properly configured system.
Compact Nozzle Design
Its compact construction makes it suitable for compatible laser air delivery and focal tube arrangements.
Replacement Air Assist Component
A practical replacement option for damaged, worn, or missing nozzles with matching dimensions and mounting requirements.
Technical Specifications
Brass air assist nozzle
277
Brass
4 mm
CO2 laser air assist systems
1 brass air assist nozzle
Check Compatibility Before Ordering
Air assist nozzles can vary in diameter, thread size, and mounting style between laser machines. Confirm that the dimensions and connection type match your existing nozzle before ordering.
Fitment Note: The listed nozzle diameter is 4 mm. Additional mounting measurements may be required to confirm compatibility.
Need Help Finding the Right Replacement?
Not sure whether this brass air nozzle fits your laser machine? Contact Rabbit Laser USA with your machine model and a photo of your existing nozzle or mounting connection. Our technical support team can help you identify the correct replacement.






