The WIWA 500 FD High-Pressure Airless Spray Gun (0658752) is a heavy-duty industrial spray gun engineered for high-viscosity protective coatings and intumescent fireproofing materials. Rated for operating pressures up to 7,252 PSI, it features extra-large material passages, a 5 mm valve needle, a front-mounted 1/2-inch fluid connection with swivel joint, and a four-finger trigger for professional handling. Its specialized fluid design supports the application of compatible thick-bodied coatings, while the front swivel connection improves hose maneuverability during demanding industrial projects. Ideal for structural steel fire protection, industrial coating, and passive fireproofing applications. Available from NMR, your professional spray equipment supplier and service center for industrial spray guns, replacement parts, and accessories.