Ensure secure connections and peak performance with the Graco 117697 Nut Lock Heavy Hex. Ideal for professional airless spraying systems.
The Graco 117697 Nut Lock Heavy Hex is engineered for seamless integration with your Graco spraying systems. Constructed from premium steel, it provides robust stability and durability for high-pressure fluid delivery applications. Its heavy hex profile resists loosening under vibration, ensuring secure connections and optimal system integrity.
| Feature | Details |
|---|---|
| Material | Grade 8 Steel or Stainless Steel (17-4 PH) |
| Thread Standard | ISO 228-1 |
| Torque Rating | 120 ± 10 ft-lb (Carbon Steel), 100 ± 8 ft-lb (Stainless Steel) |
| Application | Airless sprayers, high-pressure fluid systems, manifold and filter housings |
| Vibration Resistance | Verified over 50,000 cycles at 10 G amplitude |
| Pressure Rating | Up to 5,000 psi |
Apply lubricant sparingly on bearing surfaces. Use a calibrated torque wrench and follow secondary angle-tightening for optimal preload. Re-torque at service intervals (~1,000 operational hours) and ensure proper seal compression for bonded seals or backup rings.
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