The GRACO 289109 is a pressure feed air spray gun constructed with stainless steel wetted parts, designed for precision spraying of coatings and fluids in industrial applications. It is intended for use with GRACO equipment to deliver consistent, high-quality finishes.

Key Features:

• Pressure feed air spray gun
• AirPro, 0.040 inch (1.0 mm) needle tip
• Stainless steel wetted parts (303 SST, 17-4 PH SST), with additional components in PEEK, acetal, UHMWPE
• Maximum air inlet pressure: 7 bar (100 psi); Maximum fluid inlet pressure: 21 bar (300 psi)
• Compatible with GRACO pressure feed systems
• Two-piece needle with replaceable tip for reduced operating costs
• Lightweight (410 g / 14.46 oz)
• Multiple air cap options for different spray technologies
• Designed for ease of maintenance and reliability
• Robust construction for industrial duty cycle

Applications:
Industrial coating, painting, and finishing applications where precision and durability are required. Suitable for use in environments demanding consistent, high-quality spray performance.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and compatibility with GRACO equipment.
• Ensure all connections are secure and use the correct thread type (1/4 NPSM for air inlet, 3/8 NPSM for fluid inlet)
• Follow manufacturer-recommended pressure settings for air and fluid
• Regularly inspect and replace worn components such as needle tips and seals
• Clean the gun thoroughly after each use to prevent clogging and ensure longevity