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Graco SP401006 Lsr Pump, Piston Washer

$103.50
In Stock
Part #: SP401006

The Graco SP401006 LSR Pump, Piston Washer is a precision internal component designed to maintain sealing and smooth piston operation in LSR systems.

  • Ensures proper sealing inside LSR pump assemblies
  • Supports consistent and smooth piston movement
  • Reduces wear and extends pump lifespan
  • Helps maintain accurate silicone dispensing
  • Designed for Graco LSR metering systems
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Compatible Machines 

The Graco SP401006 LSR Pump, Piston Washer is designed for use within Graco Liquid Silicone Rubber (LSR) metering systems. It is not tied to a single machine model but is used across multiple LSR pump assemblies.

  • Graco LSR Metering Systems
  • Graco LSR Piston Pump Assemblies
  • Graco Silicone Dispensing Systems
  • Graco Fluid Automation Equipment (LSR Applications)

Product Overview

The Graco SP401006 LSR Pump, Piston Washer is a precision-engineered internal component used in LSR pump assemblies. It plays a critical role in maintaining sealing integrity and ensuring smooth piston operation during silicone dispensing processes.

Key Functions

  • Maintains proper sealing between piston components
  • Supports smooth and consistent piston movement
  • Reduces internal wear within the pump assembly
  • Helps prevent leakage during operation
  • Ensures accurate material dispensing performance

Technical Details

Part Number SP401006
Product Type LSR Pump Piston Washer
Application Liquid Silicone Rubber (LSR) Systems
Function Sealing & piston support
Category Internal pump component

Why This Part Matters

In high-precision LSR applications, even small components like the piston washer are essential for maintaining system efficiency. This part ensures consistent sealing and alignment, helping extend the life of the pump and maintain accurate material flow.

Frequently Asked Questions

It helps maintain sealing and supports smooth piston movement, ensuring accurate and leak-free operation within the pump.

This is an internal replacement component, not a complete pump. It is used during maintenance or repair of LSR pump systems.

No, it is specifically designed for Liquid Silicone Rubber (LSR) systems and is not compatible with standard paint sprayers or AODD pumps.

It should be replaced during routine maintenance or when signs of wear, leakage, or reduced pump performance are observed.

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