Mudge Fasteners was the first fastener distributor to offer a dedicated program for the Solar Power industry. Over more than a decade working with hundreds of solar firms both domestically and internationally, Mudge is proud to have earned the distinction of being the Solar Fastener Expert.

SPI 2019 Show Special

Get an additional 5% off all purchases of EJOT Solar Flashing and 5/16 x 3-1/2" stainless steel lag screws when you enter discount code SPI2019 at checkout on

Discount code good through 9/30/19. Orders must be placed online at to receive discount.

Standard Stainless Steel Solar Fasteners

Solar screws, nuts, bolts, washers and more

Specialty Solar Fasteners and Technologies

EJOT, Elco, GRK, DURA-CON, Solar Connections, Titebond WeatherMaster MP, Diamon-Fusion International, HellermannTyton

EJOT USA offers high quality, secure and easy-to-install fastening systems for commercial and domestic rooftop solar installations, and is the specialist for fastening mounting systems for solar installations on an array of roof types.
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Elco's Flex Technology incorporates high performance and virtual immunity to embrittlement failures. Using special alloys, proprietary heat treatments and tempering processes to surpass any standard fasteners. 
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GRK offers a complete line of fasteners for many different applications and a size range which cannot be matched by the combined catalogs of any two competitors. All of GRK's products are unique, featuring at least one patent.
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DURA-CON® Corrosion Resistant Fasteners are the only fasteners specifically tested for use in solar racking materials. DURA-CON® Fasteners show resistance to Environmental Corrosion equal to that of stainless steel fasteners when tested in aluminum solar panel racking.
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Solar Connections is a leader in the development of mounting solutions for solar panel installations, providing attachment options for rail or rail-free installation on various roof systems, including standing seam, corrugated metal, ribbed metal and asphalt shingles.
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Diamon-Fusion® Nanotechnology bonds to form an ultra-thin protective layer of optically clear material which makes the surface significantly easier to clean and resistant to weathering. This increases panel performance, optimizes ROI and streamlines preventative maintenance.
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Titebond® WeatherMaster™ ULTIMATE MP Sealant is able to expand and contract due to changes in temperature without cracking.
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HellermannTyton is a leading supplier of systems and solutions which help better manage and identify wire, cable and components.
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3M Extreme Sealing Tape is a translucent, highly conformable, pressure sensitive acrylic adhesive tape with a high performance ionomer backing.
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Featured Solar Hardware for Solar Power International 2019



Your Source for Solar Industry Hardware and Fasteners

Mudge Fasteners was the first fastener supplier to offer a dedicated solar fastener program, and continues to be the leader in stainless steel parts for PV installations.

Solar Fastener Expert offers fastening solutions for all sectors in the solar industry.

Solar installers and contractors. For small and large installers alike, Mudge Fasteners offers a wide selection of the most common solar fasteners at some of the best prices in the industry.

PV racking manufacturers. Whether you need for large quantities of standard stainless steel solar fasteners or custom parts, we proudly supply some of the most respected PV racking manufacturers in the world.

Solar distributors. Solar distributors can take advantage of Mudge Fasteners' vast capabilities in product knowledge, sourcing and logistics gained from over 40 years in business.

Trust Solar Fastener Expert to make your business run more smoothly.

We offer standard solar hardware for all PV installations. What you see here is just a small selection of the most popular stainless steel solar fasteners. We stock 60,000+ different types of solar fasteners in our warehouse!