The GRACO 186995 Nut, Packing is a stainless steel component designed for use in severe-duty, PTFE or UHMWPE packed stainless steel pumps. It functions as a packing nut/wet-cup assembly, ensuring proper sealing and maintenance of the pump’s displacement rod and packing system. This part is intended for professional use in transferring or dispensing low viscosity sealants and adhesives.

Key Features:

• Packing Nut/Wet-Cup
• Stainless steel
• Compatible with GRACO severe-duty, PTFE or UHMWPE packed stainless steel pumps (e.g., Model 15G976, as referenced in GRACO manuals)
• Stainless steel construction for durability and corrosion resistance
• Designed for severe-duty applications
• Supports reliable sealing and maintenance of pump packing systems

Applications:
Used in professional equipment for transferring or dispensing low viscosity sealants and adhesives, particularly in severe-duty environments.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, function, and longevity of the equipment, reducing the risk of leaks and downtime.
• Always follow the equipment manual for installation procedures.
• Loosen the packing nut before servicing or replacing the displacement rod and packing.
• Apply thread lubricant as recommended during installation.
• Ensure all components are clean and free from debris before assembly.
• Regularly inspect the packing nut and associated components for wear or damage.
• Replace the packing nut and packing as part of routine maintenance to maintain optimal pump performance.
• Use only GRACO-approved replacement parts for repairs.