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Graco 193775 Air Diaphragm Plate

The Graco 193775 Plate Diaphragm Air is an OEM air‑side diaphragm plate used in Graco pneumatic pumps. It ensures airtight separation between air and fluid chambers, supporting reliable fluid transfer and pump performance.

  • Part Number: 193775
  • Function: Air‑side diaphragm plate for pneumatic pumps
  • Compatibility: Air‑operated diaphragm pumps and fluid carrying rigs
  • Installation: Direct replacement inside pump housing

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Graco 193775 Plate Diaphragm Air – Compatibility & Details

Compatible Applications & Equipment

  • Graco diaphragm‑type air pumps – serves as the air‑side diaphragm plate inside pump housing.
  • Fluid transfer and coating rigs – used where diaphragm pumps handle coatings, chemicals, or fluids under pressure.
  • Pneumatic spray systems – essential part when pump requires a diaphragm plate for air side operation.
  • Maintenance or rebuild jobs – replaces worn diaphragm plates to restore pump sealing and operation.

Product Overview

The Graco 193775 Plate Diaphragm Air is an OEM‑specified diaphragm plate for air‑side operation in Graco pneumatic diaphragm pumps. It helps create airtight separation between air and fluid chambers, ensuring proper pump action and preventing fluid contamination. With this plate installed, pumps maintain efficient air‑driven operation and reliable fluid transfer under pressure.

Specifications

Specification Details
Part Number 193775
Component Type Air‑side Diaphragm Plate
Intended Use Separation plate in pneumatic diaphragm pumps
Compatible Equipment Type Air‑operated diaphragm pumps and fluid transfer rigs
Material / Build OEM‑rated diaphragm plate suitable for air‑side pressure sealing
Installation Direct replacement inside pump housing during maintenance or rebuild

Key Features

  • Airtight Seal Integrity: Provides reliable separation between air and fluid chambers for safe pump operation.
  • OEM‑Grade Component: Manufactured to original specifications for correct fit and performance under pneumatic pressure.
  • Durable Construction: Designed to handle repeated air‑pressure cycles without deformation or failure.
  • Consistent Pump Performance: Maintains steady diaphragm action ensuring consistent fluid transfer.
  • Simple Replacement: Fits directly into pump housing during rebuilds or maintenance without modifications.

Frequently Asked Questions

The 193775 diaphragm plate creates the air‑side barrier that keeps air and fluid chambers separated, allowing proper pneumatic pump operation.

Replace it if you notice air leaks, reduced pump efficiency, or failure in maintaining pressure during operation — indicating diaphragm wear or damage.

No — installation is straightforward during pump rebuild or maintenance. The plate fits directly into the housing without modifications.

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