Buy Flange Screws Online at South Coast Fasteners
Buy flange screws online from South Coast Fasteners, Inc., and get fast shipping that keeps your assembly and production work running smoothly. These screws feature an integrated washer-style flange beneath the hex head, spreading the clamping force across a wider surface to reduce stress and eliminate the need for separate washers. The design improves efficiency and provides a cleaner, more reliable fastening setup that holds firm under vibration.
Flange screws are used across automotive manufacturing, heavy equipment assembly, and industrial production industries where secure fastening and surface load control are critical. Each size, material, and finish is stocked and ready to ship for quick online ordering, helping you streamline installation, minimize parts count, and keep every build performing with consistent strength.
Get More Parts for Less When You Order from South Coast Fasteners
Use the options below to order top-quality fasteners in the sizes and specifications you need. Questions about our fastener options? Contact our office in Anaheim, CA today, and our team will be happy to assist you. Whether you need repeat bulk orders or one-off small batch purchases, South Coast Fasteners has you covered for all your industrial fastener supplies.Types of Flange Screws
Grade 5 Hex HD Serrated Flange Screw, Zinc CR+3
These medium-strength screws provide secure fastening with built-in washers for better load distribution. The zinc CR+3 finish ensures corrosion resistance, making them ideal for automotive, machinery, and structural use.
Grade 8 Indented Hex Flange Screw (Frame Bolt), Black Phosphate & Oil
Designed for high-strength automotive and structural applications, these Grade 8 bolts feature a black phosphate and oil coating for mild corrosion protection and smooth assembly. Commonly used in vehicle frames and suspension systems.
Grade 8 Indented Hex Flange Screw (Frame Bolt), Zinc Yellow CR+6 Bake
These high-tensile fasteners offer enhanced corrosion protection with a yellow zinc CR+6 baked finish. Ideal for heavy equipment, truck assembly, and industrial machinery where strength and durability are essential.
Stainless 18-8 Hex Head Serrated Flange Screw with Wax
Made from 18-8 stainless steel, these screws combine corrosion resistance with a serrated flange for vibration resistance. The wax coating aids in installation, perfect for outdoor, marine, and food-grade environments.
Flange Screws - Material Options
South Coast Fasteners stocks flange screws in material grades selected for strength, corrosion resistance, and application-specific reliability.
Grade 5
These medium carbon steel screws are heat-treated to provide solid strength and reliability in general manufacturing, machinery assembly, and automotive work. Grade 5 is a dependable, everyday solution when you need a screw that can handle torque, shock, and long-term use.
Grade 8
With greater tensile and yield strength than Grade 5, Grade 8 flange screws are built for high-stress fastening in demanding environments. They are widely used in engine components, structural brackets, and load-bearing connections where failure is not an option.
Stainless Steel
This versatile option offers excellent durability and corrosion resistance. Stainless flange screws are used across food processing, medical equipment, outdoor installations, and chemical environments where a clean finish and dependable longevity are both required.
Stainless Steel 18-8
A premium stainless alloy known for its superior corrosion resistance, 18-8 stainless is a great choice for flange screws used in marine, coastal, and wet environments. These screws maintain their appearance and function over time, making them a top pick for visible or outdoor applications.
Flange Screws - Available Finishes
South Coast Fasteners offers flange screws in finishes that extend the life of the fastener, protect against corrosion, and support industry-specific requirements.
Black Phosphate and Oil
A dark, matte finish that provides light corrosion resistance while reducing glare and improving lubricity during installation. This finish is often used in automotive assemblies, engine compartments, and industrial machinery where a clean, low-profile look is preferred.
Zinc Cr+3
A bright silver finish that offers dependable rust resistance for general industrial use. Zinc Cr+3 flange screws are popular in equipment assembly, building maintenance, and metal fabrication where both aesthetics and protection matter.
Zinc Yellow Cr+6 Bake
Zinc Yellow CR+6 Bake provides a bright yellow chromate finish with enhanced corrosion resistance and durability. The baked coating improves adhesion and reduces hydrogen embrittlement, making it ideal for high-strength fasteners in automotive, construction, and heavy machinery applications.
Why Choose South Coast Fasteners?
At South Coast Fasteners, we understand that flange screws need to go in once and stay put. That is why we stock the grades, finishes, and sizes that professional builders and fabricators rely on. Our team knows how to match the right fastener to the job so you are never left guessing. When durability, torque, and time all matter, we are the supplier that gets you what works.
Shop Flange Screws Online at South Coast Fasteners
Ordering flange screws from South Coast Fasteners is fast, accurate, and backed by people who know their hardware. Whether you need metric strength, corrosion resistance, or bulk ordering for production, we are ready to help. Browse our online inventory or reach out directly for help with product specs or jobsite requirements. We will get you what fits, every time.