The GRACO 15J821 KIT is a back pressure regulator (BPR) repair kit designed for use in GRACO equipment. It includes a standard stainless steel seat and is intended for the repair and maintenance of pneumatic back pressure regulators, ensuring reliable pressure control in fluid handling systems. The kit is constructed from durable materials suitable for industrial environments.

Key Features:

• Back Pressure Regulator (BPR) Repair Kit
• 15J821 KIT
• Stainless steel seat, other components as per standard BPR repair kit
• Compatible with GRACO back pressure regulators requiring standard stainless steel seat repair
• Ease of maintenance: Designed for straightforward replacement and repair
• Reliability: High-quality materials for long service life
• Duty cycle: Suitable for industrial and continuous operation

Applications:
Used for the repair and maintenance of GRACO back pressure regulators in industrial fluid handling, lubrication, and finishing systems.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and compatibility with existing equipment.
• Relieve all system fluid pressure before starting repair
• Shut off air supply to the back pressure regulator
• Follow manufacturer’s instructions for disassembly and reassembly
• Inspect and replace damaged components as needed
• Apply thread lubricant during reassembly for proper sealing and ease of future maintenance
• Torque components to specified values (e.g., seat to 15–20 ft-lb, screws to 120–130 in-lb)
• Regularly inspect valve seat and gasket for wear or damage
• Replace worn or damaged parts promptly
• Use only recommended lubricants and replacement parts