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Graco 157021 Lock Washer

The Graco 157021 Lock Washer provides reliable fastening and prevents loosening under vibration in various Graco equipment.

  • Compatible with GX-7 400, PMCAP-2, Reactor 2 E-Series
  • Also fits Reactor 2 H-Series and Reactor A-25 / A-XP1
  • Made from durable stainless steel for long-lasting use

$15.95
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Graco 157021 Lock Washer – Specifications & Compatible Machines

The Graco 157021 Lock Washer is a high-quality internal lock washer designed to prevent threaded fasteners from loosening under vibration or dynamic load. Made from durable stainless steel, it ensures reliable performance in various Graco pumps, mixers, and proportioners.

Compatible Machines

Machine Model Equipment Type
GX-7 400 Proportioner / Mixer
PMCAP-2 Pump System
Reactor 2 E-Series Proportioner / Heater
Reactor 2 H-Series Proportioner / Heater
Reactor A-25 / A-XP1 Proportioner / Mixer

Key Features

  • Prevents loosening of threaded fasteners in high-vibration applications.
  • Durable stainless steel construction for long-lasting performance.
  • Used in multiple Graco pumps, mixers, and proportioner systems.

Frequently Asked Questions

The lock washer prevents threaded fasteners from loosening due to vibration or dynamic loads, ensuring secure assembly in Graco equipment.

It is compatible with GX-7 400, PMCAP-2, Reactor 2 E-Series, Reactor 2 H-Series, and Reactor A-25 / A-XP1 machines.

It is made from high-quality stainless alloy for strength, corrosion resistance, and durability in industrial applications.

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