DOT Sheet Metal Grommet with Neck Washer #1 (20-007N151831XG) is a nickel-plated brass heavy-duty grommet designed for 9/32 inch hole reinforcement. Packaged as 1 gross, this industrial textile fastener includes a neck washer for reliable barrel-to-barrel setting, providing rust resistance and durability. It meets military specifications NASM16491 and MS2030, making it suitable for use in banners, tents, covers, curtains, marine hardware, awning hardware, protective gear, and luggage applications. This standardized #1 grommet facilitates automatic feed setting and strengthens holes for enhanced outdoor and patio decor hardware.