{"product_id":"strut-channel-spring-nuts","title":"Spring Nuts (Unistrut Fasteners)","description":"\u003cdiv class=\"sapphire-product-description\"\u003e\n\u003ch2 class=\"sapphire-title\"\u003eStrut Channel Spring Nuts\u003c\/h2\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\u003cp class=\"sapphire-p\"\u003eAdd a secure threaded mounting point anywhere along your strut channel. The attached spring holds the nut against the channel opening while you position brackets, clamps and equipment, making installation faster and helping keep everything where you want it during assembly.\u003c\/p\u003e\n\u003cp class=\"sapphire-p\"\u003eChoose between \u003cstrong\u003e1\/4″ or 3\/8″ NC coarse threads\u003c\/strong\u003e and either a \u003cstrong\u003eZinc Plated\u003c\/strong\u003e or \u003cstrong\u003eHot Dip Galvanized\u003c\/strong\u003e finish. Both options provide zinc-based corrosion protection, with Hot Dip Galvanized offering a heavier protective coating for long-term outdoor and exposed installations.\u003c\/p\u003e\n\u003ch3 class=\"sapphire-title\"\u003eWhy You’ll Love It\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\u003cul class=\"sapphire-checklist\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eFaster assembly\u003c\/strong\u003e — the spring holds the nut in position while you install your bracket or accessory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible mounting\u003c\/strong\u003e — add or reposition attachment points anywhere along the strut channel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo thread sizes\u003c\/strong\u003e — choose 1\/4″ or 3\/8″ NC to match your hardware and application\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo protective finishes\u003c\/strong\u003e — select the right balance of corrosion protection and value for your project\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"sapphire-callout sapphire-callout-blue\"\u003e\n\u003cdiv class=\"sapphire-callout-title\"\u003eWhich Finish Should You Choose?\u003c\/div\u003e\n\u003cp class=\"callout-p\"\u003e\u003cstrong\u003eFor most permanent outdoor installations, we recommend Hot Dip Galvanized.\u003c\/strong\u003e Its heavier zinc coating provides additional protection against rain, condensation and ongoing exposure to the elements.\u003c\/p\u003e\n\u003cp class=\"callout-p\"\u003e\u003cstrong\u003eZinc Plated remains a practical, economical option\u003c\/strong\u003e for indoor projects and outdoor installations that are sheltered, enclosed or otherwise protected from regular moisture. It is also a good match when the surrounding channel and hardware are already zinc plated.\u003c\/p\u003e\n\u003cp class=\"callout-p\"\u003eBoth finishes provide zinc-based corrosion protection—the best choice simply depends on how exposed your finished installation will be.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"sapphire-title\"\u003eChoose the Right Spring Nut\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\u003cp class=\"sapphire-p\"\u003eStart by selecting the thread size that matches your bolt or threaded accessory. The 1\/4″ option is convenient for lighter brackets and accessories, while the larger 3\/8″ option provides a more substantial connection for heavier mounting applications.\u003c\/p\u003e\n\u003cp class=\"sapphire-p\"\u003eNext, choose the finish that suits your installation. Zinc Plated offers excellent value for protected locations, while Hot Dip Galvanized is the preferred choice for permanent outdoor projects and other installations with regular exposure to moisture.\u003c\/p\u003e\n\u003ch3 class=\"sapphire-title\"\u003eChoose the Right Finish\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\u003cp class=\"sapphire-p\"\u003eBoth finishes provide zinc-based corrosion protection. Choose Zinc Plated for indoor, sheltered or enclosed installations, or step up to Hot Dip Galvanized for permanent outdoor projects and locations with regular exposure to moisture.\u003c\/p\u003e\n\u003ctable class=\"sapphire-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"sapphire-spec-header\"\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eProtection Level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eZinc Plated\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePractical, economical corrosion protection for indoor, enclosed and sheltered installations protected from regular moisture.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHot Dip Galvanized\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeavier, more durable zinc protection recommended for permanent outdoor, damp and exposed installations.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 class=\"sapphire-title\"\u003eMade for Standard Strut Channel\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\u003cp class=\"sapphire-p\"\u003eThe regular-length spring fits common 1-3\/8″ and 1-5\/8″ deep strut channel. It keeps the nut conveniently positioned against the channel opening, leaving your hands free to align and fasten the bracket or accessory.\u003c\/p\u003e\n\u003cp class=\"sapphire-p\"\u003eWorking with shallower channel? The spring can be easily shortened with side cutters. Trim only as much as needed to let the nut sit properly while retaining enough spring tension to hold it in place.\u003c\/p\u003e\n\u003ch3 class=\"sapphire-title\"\u003eSpecifications\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\u003ctable class=\"sapphire-spec-table\" style=\"width: 99.9244%; height: 156.852px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6065px;\"\u003e\n\u003ctd style=\"width: 31.3158%; height: 19.6065px;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4739%; height: 19.6065px;\"\u003eStrut channel nut with spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6065px;\"\u003e\n\u003ctd style=\"width: 31.3158%; height: 19.6065px;\"\u003e\u003cstrong\u003eAvailable Thread Sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4739%; height: 19.6065px;\"\u003e1\/4″ NC and 3\/8″ NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6065px;\"\u003e\n\u003ctd style=\"width: 31.3158%; height: 19.6065px;\"\u003e\u003cstrong\u003eThread Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4739%; height: 19.6065px;\"\u003eUnified coarse thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6065px;\"\u003e\n\u003ctd style=\"width: 31.3158%; height: 19.6065px;\"\u003e\u003cstrong\u003eAvailable Finishes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4739%; height: 19.6065px;\"\u003eZinc Plated and Hot Dip Galvanized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.213px;\"\u003e\n\u003ctd style=\"width: 31.3158%; height: 39.213px;\"\u003e\u003cstrong\u003eNut Thickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4739%; height: 39.213px;\"\u003e1\/4″ thread: 6.3 mm\u003cbr\u003e3\/8″ thread: 9.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6065px;\"\u003e\n\u003ctd style=\"width: 31.3158%; height: 19.6065px;\"\u003e\u003cstrong\u003eSpring Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4739%; height: 19.6065px;\"\u003eRegular-length spring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6065px;\"\u003e\n\u003ctd style=\"width: 31.3158%; height: 19.6065px;\"\u003e\u003cstrong\u003eChannel Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.4739%; height: 19.6065px;\"\u003eDesigned for standard 1-5\/8″ wide strut channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 class=\"sapphire-title\"\u003eSuggested Uses\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\u003cul class=\"sapphire-checklist\"\u003e\n\u003cli\u003eSolar racking and equipment supports\u003c\/li\u003e\n\u003cli\u003eElectrical and mechanical installations\u003c\/li\u003e\n\u003cli\u003ePipe, conduit and cable-support systems\u003c\/li\u003e\n\u003cli\u003eWall, ceiling and equipment-frame assemblies\u003c\/li\u003e\n\u003cli\u003eOutdoor equipment mounting and support structures\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"sapphire-title\"\u003eFrequently Asked\u003c\/h3\u003e\n\u003chr class=\"sapphire-hr\"\u003e\n\u003cdiv class=\"sapphire-faq\"\u003e\n\u003cdetails class=\"sapphire-faq-item\"\u003e\n\u003csummary\u003eWhat is the difference between Zinc Plated and Hot Dip Galvanized?\u003c\/summary\u003e\n\u003cdiv class=\"sapphire-faq-body\"\u003e\n\u003cp\u003eBoth finishes use zinc to protect the underlying steel from corrosion. The main difference is how the zinc is applied and the thickness of the resulting protective coating.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eZinc Plated\u003c\/strong\u003e spring nuts receive a thin, smooth and consistent zinc coating through an electroplating process. This gives the hardware a clean finish and practical corrosion protection at an economical price. It is a great choice for indoor projects, enclosed equipment, sheltered installations and other locations without regular exposure to moisture.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHot Dip Galvanized\u003c\/strong\u003e spring nuts are immersed in molten zinc. The zinc reacts with the steel to create bonded zinc-alloy layers beneath a heavier outer zinc layer. This thicker coating provides additional durability and longer-lasting protection in outdoor, damp and exposed environments.\u003c\/p\u003e\n\u003cp\u003eBoth are useful options. Zinc Plated offers excellent value where the installation is protected, while Hot Dip Galvanized is our preferred choice when the hardware will remain outdoors or regularly encounter moisture.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"sapphire-faq-item\"\u003e\n\u003csummary\u003eCan I use Zinc Plated spring nuts outdoors?\u003c\/summary\u003e\n\u003cdiv class=\"sapphire-faq-body\"\u003e\n\u003cp\u003eYes, particularly when the installation is sheltered, enclosed or protected from regular rain and standing moisture. Zinc plated hardware will last outdoors, but may begin to show signs of rusting\/corrosion sooner than the hot dipped options.\u003c\/p\u003e\n\u003cp\u003eFor a permanent installation that will be fully exposed to weather, frequent condensation or ongoing moisture, Hot Dip Galvanized is the better long-term choice. Its heavier zinc coating provides additional corrosion protection without changing how the spring nut installs or functions.\u003c\/p\u003e\n\u003cp\u003eIt is also worth considering the rest of the assembly. If your channel, brackets and bolts are zinc plated, a Zinc Plated spring nut may be a practical match. If the surrounding structure is Hot Dip Galvanized and intended for long-term outdoor service, matching it with Hot Dip Galvanized spring nuts is generally recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"sapphire-faq-item\"\u003e\n\u003csummary\u003eWhy is Hot Dip Galvanized recommended for permanent outdoor installations?\u003c\/summary\u003e\n\u003cdiv class=\"sapphire-faq-body\"\u003e\n\u003cp\u003eHot dip galvanizing creates a heavier zinc coating that stands up better to repeated moisture, rain and changing outdoor conditions. The bonded zinc layers protect the underlying steel and also provide sacrificial protection around minor scratches or exposed areas.\u003c\/p\u003e\n\u003cp\u003eThis makes Hot Dip Galvanized a dependable choice for solar supports, outdoor equipment frames and other installations where the hardware may remain exposed for years. It adds corrosion protection without requiring special installation methods or ongoing coating maintenance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"sapphire-faq-item\"\u003e\n\u003csummary\u003eWhy does Hot Dip Galvanized hardware look different from Zinc Plated hardware?\u003c\/summary\u003e\n\u003cdiv class=\"sapphire-faq-body\"\u003e\n\u003cp\u003eZinc Plated hardware generally has a brighter, smoother and more uniform appearance because its protective coating is relatively thin and evenly applied.\u003c\/p\u003e\n\u003cp\u003eHot Dip Galvanized hardware may appear duller, slightly rougher or less uniform because it receives a much heavier zinc coating. Small variations in colour and surface texture are normal results of the galvanizing process and do not indicate a defect. For exposed installations, the heavier protective coating is the important advantage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"sapphire-faq-item\"\u003e\n\u003csummary\u003eWill these fit standard 1-5\/8″ strut channel?\u003c\/summary\u003e\n\u003cdiv class=\"sapphire-faq-body\"\u003e\n\u003cp\u003eYes. The regular-length spring fits common 1-5\/8″ deep strut channel and holds the nut against the channel opening while the bolt or accessory is installed. It is also suitable for 1-3\/8″ deep channel.\u003c\/p\u003e\n\u003cp\u003eSimply trim the spring, if needed, for shallower channel profiles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"sapphire-faq-item\"\u003e\n\u003csummary\u003eCan I use these in shallower strut channel?\u003c\/summary\u003e\n\u003cdiv class=\"sapphire-faq-body\"\u003e\n\u003cp\u003eYes. If the spring feels overly compressed in a shallower channel, it can be easily shortened with side cutters. Trim only enough to let the nut sit properly while retaining sufficient spring tension to hold it against the channel opening.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"sapphire-faq-item\"\u003e\n\u003csummary\u003eShould I choose the 1\/4″ or 3\/8″ thread size?\u003c\/summary\u003e\n\u003cdiv class=\"sapphire-faq-body\"\u003e\n\u003cp\u003eChoose the size that matches the bolt or threaded accessory being installed. The 1\/4″ size is convenient for lighter brackets, clamps and accessories, while 3\/8″ hardware is commonly selected for heavier supports and equipment mounting.\u003c\/p\u003e\n\u003cp\u003eThe complete assembly—including the channel, spring nut, bolt, bracket and attachment point—should be sized for the expected load and installation conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"sapphire-faq-item\"\u003e\n\u003csummary\u003eDoes the spring carry the installed load?\u003c\/summary\u003e\n\u003cdiv class=\"sapphire-faq-body\"\u003e\n\u003cp\u003eNo. The spring is an installation aid that holds the nut in position inside the channel. Once the bolt is tightened, the strut nut engages the inside edges of the channel and the completed bolted connection carries the load.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Generic","offers":[{"title":"1\/4\" \/ Zinc Plated","offer_id":54154945036607,"sku":"105ZP-01400","price":0.95,"currency_code":"CAD","in_stock":true},{"title":"1\/4\" \/ Hot Dip Galvanized","offer_id":55710110548287,"sku":"105HD-01400","price":1.1,"currency_code":"CAD","in_stock":false},{"title":"3\/8\" \/ Zinc Plated","offer_id":54154945069375,"sku":"105ZP-03800","price":1.1,"currency_code":"CAD","in_stock":true},{"title":"3\/8\" \/ Hot Dip Galvanized","offer_id":55710110581055,"sku":"105HD-03800","price":1.25,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/6803\/8463\/files\/springnut.webp?v=1784755083","url":"https:\/\/sapphirebattery.ca\/products\/strut-channel-spring-nuts","provider":"Sapphire Energy","version":"1.0","type":"link"}