

The Graco 17W645 KitPin5/16Locking is a robust replacement pin designed for precision and durability in demanding environments. Crafted from hardened stainless steel, this locking pin resists wear and corrosion to maintain critical tolerances under heavy use. It pairs seamlessly with modern airless sprayer systems delivering consistent spray patterns and reducing downtime. Designed for professionals, this pin kit ensures precise alignment and secure locking of components, improving workflow efficiency and extending equipment lifespan across coating applications.
Whether used in industrial settings or for high-volume production, the Graco 17W645 KitPin5/16Locking meets rigorous demands for professional coatings applications. Its compatibility with high-pressure filtration modules minimizes contaminants, leading to smoother finish quality and reduced maintenance intervals. The user-friendly design allows quick tool-free installation, enabling faster equipment servicing and minimizing downtime. Ideal for repair or preventive maintenance, this pin kit aligns with OEM standards to support long-term performance.
$25.88Combining precision engineering with robust performance, this locking pin kit from Graco empowers professional painters and contractors to secure critical components during high-pressure spraying operations. By focusing on dimensional accuracy and seamless functionality, it streamlines maintenance routines and reduces downtime in demanding jobsite environments. End users benefit from simplified part replacements and tight tolerances that uphold consistent spray patterns, even after extended usage.
Manufactured from AISI 303 stainless steel, this pin exhibits superior wear resistance under abrasive conditions. Integrators appreciate its hardness of HRC 20–25, which minimizes deformation when subjected to repeated loading cycles. Precise machining yields a surface finish better than RA 16 μin, promoting smooth insertion and reducing friction. Ideal for demanding environments, it complements high-performance components such as airless paint sprayer attachments to ensure consistent alignment, even when handling viscous coatings or abrasive additives.
Versatile design parameters allow this locking pin to interface with a range of Graco sprayer models, from compact handheld units to large-scale cart systems. Machined tolerances hold within ±0.005 inches for shaft diameter, guaranteeing a snug fit that resists vibration-induced slippage. Installation doesn’t require specialized tooling: standard hex wrenches and snap rings suffice. Contractors report significant time savings when swapping out worn or lost pins, eliminating fiddly adjustments and aligning bores in seconds.
Begin by depressurizing the system and locking the spray gun in its maintenance position. Remove any existing pins or clips and inspect mounting holes for debris. Slide the new pin through aligned bores until the locking groove engages. Secure the assembly with the accompanying retaining ring or clip, verifying that the mechanism snaps firmly into place. Routine checks should confirm no lateral play remains. Integration with popular graco spray gun accessories such as manifold brackets or extension handles is seamless, enhancing overall assembly integrity.
Incorporate this locking pin into scheduled service intervals to avoid unexpected failures during operation. Inspect the groove area for any buildup of paint residue, and clean using a mild solvent to preserve spring tension. Replace if wear exceeds 0.02 inches on the pin’s diameter or if any burrs develop on the locking surface. Technicians often consult the official graco parts list to cross-reference compatible clips and backup pins, ensuring that stock levels remain adequate before major projects commence.
Designed with field durability in mind, this locking kit supports rapid servicing and part interchangeability, reducing both labor hours and material waste. Precision features such as chamfered edges and corrosion-resistant plating extend functional life under harsh site conditions. Compliance with industry standards, including ISO 9001 traceability and ASTM F891 hardness testing, underscores Graco’s commitment to quality. By choosing this solution, workshops enhance reliability across their equipment fleet while maintaining peak spray performance.
Elevating everyday maintenance routines, Graco’s 17W645 KitPin5/16Locking offers unmatched resilience and precision. Service professionals will appreciate the minimal downtime and consistent performance it delivers, especially when deployed alongside professional-grade support services. Whether refreshing aging assemblies or standardizing parts inventory, this locking pin exemplifies the durability and accuracy required for modern coating applications.
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