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Graco 233777 Pump Diaphragm 1:1 SST BSPP

The Graco 233777 Pump Diaphragm 1:1 SST BSPP is a complete air-operated diaphragm pump designed for reliable fluid transfer and circulation in industrial spray and finishing systems.

  • 1:1 air-to-fluid pressure ratio
  • Stainless steel construction
  • BSPP threaded connections
  • Suitable for Triton 1:1 pump systems

$2550
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Compatible Machines

  • • Graco Triton 1:1 Air-Operated Diaphragm Pump Systems
  • • Graco Industrial Fluid Transfer Systems using Triton 1:1 Pumps
  • • Graco Paint Circulation & Supply Systems (BSPP Configuration)
  • • Graco Spray Finishing Systems requiring 1:1 Diaphragm Pumps
  • • Automated Coating & Finishing Lines using Triton Series Pumps

Product Overview

The Graco 233777 Pump Diaphragm 1:1 SST BSPP is a complete air-operated diaphragm pump assembly designed for reliable fluid transfer and circulation in industrial spray and finishing applications. Built with a stainless steel body, this pump delivers excellent durability, corrosion resistance, and consistent performance in demanding environments.

This model operates at a 1:1 pressure ratio, ensuring equal air-to-fluid pressure for smooth and controlled material flow. The BSPP thread configuration makes it suitable for international installations where BSPP fittings are standard.


Key Features

  • 1:1 air-to-fluid pressure ratio for consistent material delivery
  • Stainless steel construction for enhanced chemical compatibility
  • Air-operated double diaphragm design for smooth operation
  • BSPP threaded connections for global system compatibility
  • Ideal for paint circulation, fluid transfer, and spray systems

Technical Specifications

Part Number 233777
Pump Type Air-Operated Diaphragm Pump
Pressure Ratio 1:1
Body Material Stainless Steel
Thread Type BSPP
Typical Applications Paint circulation, fluid transfer, industrial spray systems

Applications

This pump assembly is commonly used in industrial environments where stable flow, clean material handling, and corrosion resistance are critical. It is suitable for use with paints, coatings, and compatible industrial fluids in continuous or intermittent duty cycles.


Frequently Asked Questions

This is a complete air-operated diaphragm pump assembly, not a single diaphragm component.

This model uses BSPP (British Standard Parallel Pipe) thread connections for air and fluid ports.

It is commonly used in industrial paint finishing, coating circulation systems, and general fluid transfer applications.

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