{"product_id":"roadformer-t-bolt-hose-clamp-3-54-3-86in-range-2-pack-304-stainless-with-nylon-locknut","title":"ROADFORMER T-Bolt Hose Clamp 3.54–3.86in Range — 2-Pack, 304 Stainless with Nylon Locknut","description":"\u003cp\u003e\u003cstrong\u003eROADFORMER 3.75-inch T-bolt hose clamp is a heavy-duty stainless steel clamp kit sized for hoses with a 3.54\"–3.86\" outer diameter, offered as a two-piece pack for high-vibration and high-pressure connections.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you need a durable clamp that holds a consistent sealing force around larger hose assemblies, these ROADFORMER T-bolt clamps are built to resist corrosion and maintain pressure in demanding automotive, industrial, agricultural, and off-road applications. The clamps combine a 1\/4\"-28 stainless bolt, a floating bridge band, and a nylon-insert locknut to give a secure, repeatable fit on hoses with a 90mm–98mm (3.54\"–3.86\") outer diameter. They are designed for use where worm-drive clamps fall short — particularly where vibration, torque, or repeated cycles occur.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these T-bolt clamps perform under vibration and pressure?\u003c\/h3\u003e\n\u003cp\u003eThese clamps use a T-bolt and a floating bridge band to distribute compression evenly around the hose, which reduces pinching and localized stress. The nylon-insert locknut locks the bolt in place to resist loosening during vibration, and 304 stainless steel components provide long-term resilience against rust and corrosion.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUniform sealing pressure to prevent leaks under dynamic loads\u003c\/li\u003e\n  \u003cli\u003eNylon locknut prevents bolt back-off in high-vibration settings\u003c\/li\u003e\n  \u003cli\u003e304 stainless hardware resists chemical exposure and moisture\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat hose sizes and measurements should I verify before buying?\u003c\/h3\u003e\n\u003cp\u003eThese clamps are specified for a hose outer diameter (O.D.) range of 3.54\" to 3.86\" (90mm–98mm). Measure the hose O.D. rather than the inside diameter (I.D.) and compare against this working range to ensure a correct fit—overlapping ranges or misreading O.D. vs I.D. can cause fitment issues.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorking range: 3.54\"–3.86\" (90mm–98mm) — measure hose outer diameter\u003c\/li\u003e\n  \u003cli\u003eNot suitable if your hose O.D. falls outside that band without alternate sizing\u003c\/li\u003e\n  \u003cli\u003eTwo-clamp package lets you secure multiple lines or keep a spare\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich components make up the clamp and why do they matter?\u003c\/h3\u003e\n\u003cp\u003eThe clamp assembly combines a 1\/4\"-28 stainless steel bolt, a 3\/4\" floating bridge band made from 304 stainless steel, and a nylon-insert locknut. Each part contributes to consistent clamping force, resistance to corrosion, and long-term reliability when exposed to outdoor and mechanical environments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1\/4\"-28 stainless bolt — provides tensile strength for tightening\u003c\/li\u003e\n  \u003cli\u003e3\/4\" floating bridge band — evens compression around the hose circumference\u003c\/li\u003e\n  \u003cli\u003eNylon insert locknut — secures the bolt against vibration-driven loosening\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use and maintain these clamps for best results?\u003c\/h3\u003e\n\u003cp\u003eTighten to a firm, even torque to compress the hose onto its fitting without over-crushing the hose material. Periodically inspect for corrosion or loosening, especially where salt, oils, or abrasive debris are present. Replace clamps if threads strip, the band deforms, or the locknut no longer holds.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse a torque wrench or hand tool and tighten evenly to avoid kinking the hose\u003c\/li\u003e\n  \u003cli\u003eInspect periodically in harsh environments and after heavy vibration events\u003c\/li\u003e\n  \u003cli\u003eReplace rather than reusing clamps that show deformation or damaged threads\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: ROADFORMER’s 3.75\" T-bolt clamps are intended for technicians, mechanics, fleet operators, and hobbyists who need rugged, repeatable hose connections. They’re well suited for coolant, intake, intercooler, turbocharger, heavy-truck, agricultural, and industrial hose applications where reliable sealing under vibration and pressure is critical. Each purchase includes two clamps so you can outfit multiple lines or keep a service spare on hand.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these clamps fit a 3-inch hose?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit hoses with a 3.54\"–3.86\" outer diameter; verify your hose O.D., not I.D., before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are the clamps corrosion-resistant?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Components are 304 stainless steel with a nylon locknut, offering strong rust and corrosion resistance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ROADFORMER","offers":[{"title":"Default Title","offer_id":48087536861342,"sku":"B07M8BDJXT","price":34.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/roadformer-t-bolt-clamp-front-view.jpg?v=1785925493","url":"https:\/\/northtrailauto.ca\/products\/roadformer-t-bolt-hose-clamp-3-54-3-86in-range-2-pack-304-stainless-with-nylon-locknut","provider":"North Trail Auto","version":"1.0","type":"link"}