Conquest 5/16" USS Flat Washer - 316 Stainless Steel | Qty. 4,500 (Carton) HDU/HDQ/HHDQ Holdowns Constructed from high-strength steel

Constructed from high-strength steel

Reflects 57% of radiant heat: Improves efficiency in radiant heat and heated slab systems

It is ideal for fast driving and superior holding in asphalt and synthetic slate roofing applications and comes with a standard white head that helps the heads blend with a variety of finishes and materials

The neutral gray color works well in professional fleets

Conquest 5/16" USS Flat Washer - 316 Stainless Steel | Qty. 4,500 (Carton) HDU/HDQ/HHDQ Holdowns Constructed from high-strength steelConquest USS Flat Washers made from 316 stainless steel are built for the job site and the long haul. Whether you're anchoring structural bolts, building in coastal environments, or tackling a heavy duty mechanical install, these washers deliver lasting performance, corrosion resistance, and peace of mind. Designed to distribute load and reduce surface damage, these USS flat washers are ideal for high moisture, high salinity environments, from marine