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Graco 158440 Packing Nut

Keep your Graco displacement pump leak-free with the 158440 Packing Nut. It secures the packing stack in the intake valve for reliable performance.

  • Secures packing stack at intake valve
  • Prevents fluid leakage
  • Compatible with Graco 223-896 and 223-898 pumps
  • Recommended for routine maintenance checks

$101.92
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Graco 158440 Packing Nut Overview

The Graco 158440 Packing Nut secures the packing stack in the intake valve of Graco displacement pumps, maintaining a tight seal and preventing fluid leakage.

Compatible Machines

Machine Model
Graco 223-896 – 25:1 Bulldog, 400 lb Drum
Graco 223-898 – 55:1 King, 400 lb Drum

Specifications & Features

Feature Description
Part Number 158440
Application Intake valve of Graco displacement pumps
Function Secures the packing stack and maintains seal integrity
Maintenance Check tightness during routine pump service

Frequently Asked Questions

It is used to secure the packing stack in the intake valve of displacement pumps, preventing fluid leakage and ensuring proper pump operation.

Compatible with Graco 223-896 (25:1 Bulldog, 400 lb Drum) and 223-898 (55:1 King, 400 lb Drum) displacement pumps.

During routine pump service, ensure the packing nut is tight enough to prevent leakage but not over-tightened, which can damage the packing stack.

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