The Graco 111637 Washer, Lock is designed to keep fasteners securely tightened under vibration and motion.
This locking washer is designed for use in the following Graco systems:
The Graco 111637 Washer, Lock is a durable OEM locking washer engineered to help prevent threaded fasteners from loosening under vibration or repeated motion. It enhances connection reliability and supports long-term equipment performance.
| Part Number | 111637 |
| Type | Locking Washer |
| Function | Prevents Fastener Loosening |
| Brand | Graco |
The washer is used in assemblies where vibration or motion could compromise fastener tightness, such as in pumps, spray rigs, and industrial fluid handling systems.
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