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Graco 801474 Plunger Repair Kit

The Graco 801474 Plunger Repair Kit is an OEM maintenance kit designed to service the plunger assembly in compatible Graco pressure washer pumps. It helps restore proper sealing, maintain pressure performance, and prevent leaks during operation.

  • Part Number: 801474
  • Product Type: Plunger Repair Kit
  • Application: Pressure washer pump maintenance
  • Includes: O-rings, washers, retainers, and backup rings
  • Purpose: Restores sealing and pressure performance
  • Compatible Machines: Graco 4035, Graco 4035BD
  • OEM Part: Genuine Graco replacement component

List Price: $68.25
You save: $5.66 (8.29%)
Sale Price: $62.59
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The Graco 801474 Plunger Repair Kit is a genuine OEM maintenance kit designed to restore the performance of compatible Graco pressure washer pumps. Over time, internal pump seals and plunger components wear due to pressure, heat, and regular use. This repair kit provides the necessary sealing parts to help maintain proper pump operation, prevent leaks, and restore consistent pressure output.

Compatible Machines

  • Graco 4035 Pressure Washer
  • Graco 4035BD Pressure Washer

Product Overview

The Graco 801474 Plunger Repair Kit is used to service the plunger assembly inside compatible pressure washer pumps. The plunger system is responsible for creating and maintaining the high pressure required for cleaning applications. When seals and related parts wear out, the pump may experience leaks or reduced pressure.

Replacing worn components with this repair kit helps restore proper sealing and smooth plunger movement. Regular maintenance with original Graco parts ensures long-term pump reliability and efficient performance during demanding cleaning operations.

Key Features

Feature Description
OEM Quality Manufactured to meet original Graco specifications for reliable pump maintenance.
Complete Seal Components Includes essential sealing parts required for servicing pump plungers.
Pressure Restoration Helps restore consistent pressure output by replacing worn internal seals.
Leak Prevention Replaces deteriorated sealing components to help prevent pump leaks.
Maintenance Solution Ideal for routine pump service and extending the lifespan of pressure washer equipment.

Typical Kit Components

The Graco 801474 Plunger Repair Kit generally includes sealing and support parts used in the pump plunger assembly.

  • Retainers
  • O-rings
  • Washers
  • Backup rings
  • Components for servicing multiple pump cylinders

Maintenance Benefits

  • Restores pump efficiency and pressure stability
  • Reduces risk of fluid leakage from worn seals
  • Extends the operational life of the pump
  • Maintains consistent performance in pressure washer systems
  • Supports preventive maintenance schedules

Frequently Asked Questions

This kit is used to repair and maintain the plunger assembly inside compatible Graco pressure washer pumps. It replaces worn seals and related components that help maintain pressure and prevent leaks.

This repair kit is used in certain Graco pressure washer systems, including the Graco 4035 and Graco 4035BD pressure washers that use compatible pump assemblies.

Regular maintenance ensures that internal pump components remain properly sealed and lubricated. Replacing worn parts with genuine repair kits helps maintain consistent pressure and extends the overall life of the equipment.

Yes, OEM kits such as this one are designed specifically for the pump system and provide proper fit and reliable sealing performance during maintenance or repair.

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