The GRACO 21656-00 is a gun block assembly designed for use with GRACO Spartan series equipment. It is typically constructed from durable materials suitable for industrial environments and is intended to function as a critical component in the material delivery system, ensuring reliable and precise application of fluids such as resins or gel-coats in RTM (Resin Transfer Molding) injection systems.

Key Features:

• Gun block assembly
• Spartan Unit
• Designed for use with GRACO Spartan series equipment
• Engineered for heavy-duty performance
• Designed for ease of maintenance and reliability
• Supports high-pressure fluid delivery systems

Applications:
Used in RTM injection systems for applying polyester resin and gel-coat in composite manufacturing and industrial applications.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the equipment.
• Follow all safety instructions and warnings in the GRACO equipment manual before installation.
• Ensure proper grounding and pressure relief procedures are observed.
• Regularly inspect and maintain the gun block assembly to prevent downtime and ensure consistent operation.
• Perform preventative maintenance as recommended by GRACO.
• Use only compatible fluids and solvents as specified in the equipment manual.
• Replace worn or damaged parts promptly to avoid equipment failure.