

The Graco 503143 Screw Cap SCH is an OEM socket head cap screw designed to securely fasten components in Graco spray and fluid handling equipment, ensuring stable assembly and reliable operation.
The Graco 503143 Screw Cap SCH is a precision-engineered fastening component designed for use in a wide range of Graco spray and fluid-handling equipment. This part is classified as a Socket Head Cap Screw (SCH), featuring a recessed hex drive that allows secure tightening using an Allen key.
It plays a critical role in maintaining structural integrity by firmly securing internal and external components within Graco assemblies. As an OEM replacement part, it ensures proper fit, durability, and long-term reliability in demanding operating environments.
| Part Number | 503143 |
|---|---|
| Part Type | Socket Head Cap Screw (SCH) |
| Manufacturer | Graco |
| Application | Fastening & assembly support |
| OEM Replacement | Yes |
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