The GRACO 17U129 is a U-cup packing seal designed for use in GRACO spray equipment. It is typically made from durable elastomeric material (exact material not specified in available sources) and is intended to provide a reliable seal for pistons or shafts within GRACO pumps and air motors, preventing fluid leakage and ensuring efficient operation.

Key Features:

• Packing, U-Cup
• 1.375 ID x 1.687 OD
• Designed for use in GRACO spray equipment, including pumps and air motors
• Provides reliable sealing for pistons and shafts
• Designed for easy replacement and maintenance
• Supports efficient operation and longevity of equipment

Applications:
Used in GRACO spray equipment such as pumps and air motors to seal pistons or shafts, preventing fluid leakage and maintaining system integrity.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, performance, and longevity of equipment. Non-genuine parts may compromise seal integrity and equipment reliability.
• Lubricate the U-cup seal before installation to facilitate proper seating and reduce wear
• Ensure the piston or shaft is clean and free of debris before installing the seal
• Follow GRACO equipment manuals for specific installation procedures and torque specifications
• Regularly inspect seals for wear or damage and replace as needed
• Use only compatible lubricants recommended by GRACO
• Keep installation area clean to prevent contamination