Secure Stainless Steel Lock Washer for Graco Equipment Assemblies
Compatible Machines
- Graco equipment requiring a #10 stainless steel lock washer for fastening assemblies.
- Compatible Graco systems specified to use the genuine 551788 Washer, Lock #10 Ss.
- Replacement for Graco machines that reference part number 551788 in the official parts manual.
The Graco 551788 Washer, Lock #10 Ss is a genuine OEM stainless steel lock washer designed to prevent threaded fasteners from loosening due to vibration and repeated equipment operation. It helps maintain secure, dependable connections while providing excellent corrosion resistance in industrial environments.
Product Overview
The 551788 Washer, Lock #10 Ss is installed beneath compatible screws or bolts to increase fastening security by applying continuous spring tension. Its stainless steel construction resists rust and wear, making it suitable for demanding Graco fluid handling and dispensing equipment where reliable assembly integrity is essential.
Key Features
- Genuine Graco OEM replacement lock washer
- Designed for #10 fasteners
- Manufactured from corrosion-resistant stainless steel
- Helps prevent fasteners from loosening due to vibration
- Supports secure, long-lasting equipment assembly
Frequently Asked Questions
It is used beneath compatible screws or bolts to help prevent fasteners from loosening during equipment operation and vibration.
Stainless steel offers excellent corrosion resistance, durability, and dependable performance in industrial and fluid-handling environments.
Verify your equipment's parts manual to ensure it specifies the genuine 551788 Washer, Lock #10 Ss before installation.
