Graco 119554 Thin Pattern Nylon Lock Nut

Graco 119554 Nut Lock Nylon Thin Pattern – Key Replacement Component

Enhance your airless sprayer system’s reliability and efficiency with the Graco 119554 Nut Lock Nylon Thin Pattern. Designed for professional fluid delivery systems, this high-strength nylon nut ensures precise connections and long-lasting performance.

Compatible Machines

• Graco GH Series Airless Sprayers
• Graco HFR Series Sprayers
• Legacy Airless Pump Assemblies

Product Highlights

• High-strength nylon construction for durability and chemical resistance
• Thin-profile design reduces axial footprint and simplifies installation
• Optimized for airless sprayer systems and high-pressure filtration modules
• Improves pump efficiency and extends seal longevity

Material & Design

• Specially formulated nylon 6/6 resin with heat stabilizers
• Anti-wear fillers reduce friction during assembly
• Thin-pattern multi-start threads for load distribution and reduced stress

Performance & Maintenance

• Torque retention up to 25 ft-lb with ±2% variation
• Pressure tested up to 4,500 psi
• Schedule inspections every 250 hours for optimal performance
• Compatible with composite sealing rings for extended service life

Frequently Asked Questions