GRACO D52966 Husky 515 1/2 Inch Air Diaphragm Pump

The D52966 Husky 515 is a 1/2 inch air operated double diaphragm pump designed for reliable fluid transfer in industrial applications.

Featuring a polypropylene pump body and Santoprene diaphragm construction, this pump provides excellent chemical compatibility and stable performance for a wide range of fluids.

The air-driven diaphragm mechanism allows operation without electric power, providing safe and flexible pumping for industrial environments.

Compared with compact 1/4 inch diaphragm pumps, the Husky 515 series offers higher flow capability while maintaining a compact design suitable for equipment integration.

Key Features

• 1/2 inch NPT connection
• Air operated double diaphragm design
• Polypropylene pump body
• Santoprene diaphragm
• Self-priming capability
• Dry-run operation capability
• Suitable for chemical fluid transfer

Typical Applications

• Chemical transfer systems
• Paint and coating equipment
• Water treatment systems
• Industrial process equipment
• Fluid circulation systems

Medium Flow AODD Pump Design

The Husky 515 provides a balance between size and performance:

• Higher flow than compact diaphragm pumps
• Reliable continuous operation
• Flexible installation options
• Easy maintenance structure

Air Operated Advantage

Compared with electric pumps:

• No motor overheating risk
• Suitable for hazardous areas
• Self-priming operation
• Can operate dry

Material Compatibility

The polypropylene body provides:

• Good chemical resistance
• Lightweight construction
• Suitable for corrosive fluid applications

Model Difference

D52966 Husky 515

1/2 inch connection

Medium flow industrial pump

Standard PP configuration

D31331 Husky 307

1/4 inch compact pump

Lower flow applications

Small equipment transfer

Husky 1050 Series

Larger 1 inch class pump

Higher flow industrial transfer

Installation Notes

• Verify fluid compatibility before operation
• Confirm air supply pressure
• Check diaphragm material suitability
• Ensure correct inlet and outlet connection
• Use clean compressed air

FAQ

Q1: What type of pump is D52966?

A1: It is an air operated double diaphragm pump.

Q2: What is the port size?

A2: It uses 1/2 inch NPT connections.

Q3: Does it require electrical power?

A3: No. It operates using compressed air.

Q4: What is the difference between Husky 515 and Husky 307?

A4: Husky 515 provides a larger flow capacity and is designed for broader industrial transfer applications.

Q5: What fluids can it handle?

A5: It can handle various industrial fluids depending on material compatibility.