The GRACO 193778 is a diaphragm shaft, a critical component designed for use within GRACO air-operated diaphragm pumps. It is typically constructed from durable materials suitable for industrial environments, though the specific material is not explicitly stated in available documentation. Its primary function is to transmit motion from the air motor to the diaphragm assembly, enabling the pump to move fluids efficiently.

Key Features:

• Diaphragm Shaft
• Compatible with GRACO air-operated diaphragm pumps (e.g., Husky 205 series)
• Essential for reliable pump operation
• Designed for easy replacement and maintenance
• Supports robust duty cycles in industrial applications

Applications:
Used in GRACO air-operated diaphragm pumps for transferring a wide range of fluids in industrial, mining, agricultural, and lubrication applications.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the pump system.
• Always relieve system pressure before disassembly or installation
• Torque diaphragm plates to specified values (e.g., 28-33 in-lbs for Husky 205 pumps)
• Inspect O-rings and seals during installation to prevent leaks
• Refer to the specific pump manual for detailed installation procedures