Graco 105321 Dowel Pin
The Graco 105321 Dowel Pin provides precise alignment and secure positioning for Graco spray equipment, ensuring consistent performance and reduced component wear.
- OEM Part #105321 – genuine Graco component
- Maintains alignment between critical parts
- Prevents vibration-related loosening or misfit
- Durable and precision-machined for long service life
Detailed Overview – Graco 105321 Dowel Pin
The Graco Dowel Pin (Part # 105321) is a precision-manufactured alignment and securing component designed for reliable positioning in high-performance fluid-handling and spray equipment assemblies. It functions to lock critical machine components into exact alignment and prevents relative movement between adjoining parts under operating stress or vibration.
Key Features
| Attribute | Details |
|---|---|
| OEM Part Number | 105321 |
| Part Type | Dowel pin – precision alignment/locator pin |
| Function | Maintains precise positioning of components, resists shear and ensures consistent assembly alignment. |
| Material & Quality | High-strength metallurgical material, manufactured to OEM tolerances for fit and durability. |
| Performance Benefit | Minimises component misalignment, reduces wear from movement or vibration, and supports longer machine life. |
Installation & Maintenance Tips
For optimal performance and service life of the dowel pin:
- Ensure the machine is powered down and fully depressurised before beginning maintenance.
- Clean the mating surfaces thoroughly—remove debris, paint overspray, or corrosion to ensure full contact.
- Press the dowel pin into its housing bore squarely; ensure the receiving component is aligned properly before final seating.
- Confirm flush or correct protrusion of the pin per assembly specification; any misalignment may affect machine operation.
- Inspect periodically for signs of wear, loosening, or deformation—replace the pin if shear marks or movement become evident.
Frequently Asked Questions
Using authentic parts like the dowel pin and installing them precisely helps maintain machine alignment, reduces downtime, and prolongs operational life of your equipment.
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