The GRACO 15F503 is a set screw with a socket head, designed for use in various GRACO equipment assemblies. It is typically used to secure components in place within spray equipment and related machinery. The material is not specified in available documentation, but set screws of this type are commonly made from hardened steel for durability and strength.

Key Features:

• Set screw, socket head
• 3/8-24UNF
• Compatible with GRACO equipment models requiring a 3/8-24UNF set screw, such as certain GMAX II, TexSpray, and Mark X models.
• Socket head design for secure tightening with a hex key
• Standardized thread for reliable fit in compatible equipment
• Designed for repeated use in maintenance and assembly

Applications:
Used in the assembly and maintenance of GRACO airless sprayers and related equipment to secure internal components.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, function, and safety in equipment operation.
• Ensure the equipment is powered off and depressurized before installation
• Use the correct size hex key for tightening
• Tighten to the recommended torque as specified in the equipment manual
• Inspect the screw and mating threads for wear or damage before installation
• Regularly check set screws for tightness during routine maintenance
• Replace set screws if threads are damaged or if the head is stripped