{"product_id":"arb-npt-hose-coupling-us-standard-1-pack-compact-durable-threaded-fitting-for-air-systems","title":"ARB NPT Hose Coupling US Standard 1-Pack — Compact, Durable Threaded Fitting for Air Systems","description":"\u003cb\u003eARB Hose Coupling US Std NPT 1PK (740112) is a single, rugged NPT-threaded hose coupling engineered for reliable, leak-resistant connections in demanding off-road and workshop applications.\u003c\/b\u003e\n\n\u003cp\u003eDesigned and manufactured by ARB, this 1-pack hose coupling uses the familiar US standard NPT thread to join hoses, accessories, and air-system fittings with confidence. It’s built to meet stringent durability standards and to perform outdoors or in service environments where secure, repeatable connections matter. The part is compact, serviceable, and intended to integrate smoothly with ARB gear and common NPT plumbing components.\u003c\/p\u003e\n\n\u003ch3\u003eWhat does this coupling fit and how do I identify compatibility?\u003c\/h3\u003e\n\u003cp\u003eThe coupling uses US standard NPT threading, a tapered thread type common to many air, fluid, and pneumatic systems. Check the thread size on your hose fittings or accessory ports and match them to the NPT designation to ensure a proper fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUS standard NPT tapered threads for pressure-tight joints\u003c\/li\u003e\n  \u003cli\u003eWorks with ARB air systems and many generic NPT accessories\u003c\/li\u003e\n  \u003cli\u003eCompact form factor for tight spaces and vehicle installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable is the ARB Hose Coupling and what testing does it undergo?\u003c\/h3\u003e\n\u003cp\u003eARB designs components for real-world off-road and workshop conditions; this coupling is constructed to withstand repeated use and exposure to dirt, vibration, and temperature changes. It undergoes standardized testing to verify function and longevity under expected service conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eManufactured to ARB quality standards for longevity\u003c\/li\u003e\n  \u003cli\u003eTested for function under mechanical stress and vibration\u003c\/li\u003e\n  \u003cli\u003eMaterials selected to resist corrosion and wear in typical use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to install and maintain this coupling?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone familiar with NPT-threaded fittings: apply appropriate thread sealant or tape and tighten to recommended torque. Maintenance is minimal—inspect sealing surfaces and threads periodically and replace if signs of damage or wear appear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSimple threaded installation; use plumber’s tape or sealant\u003c\/li\u003e\n  \u003cli\u003eLow-maintenance design—clean threads and inspect seals\u003c\/li\u003e\n  \u003cli\u003eReplaceable in minutes without specialized tooling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre there special considerations for using this coupling in vehicle air systems?\u003c\/h3\u003e\n\u003cp\u003eWhen used in automotive or off-road air systems, ensure all fittings are NPT-compatible and rated for your system pressure. Secure connections, strain relief for hoses, and correct routing reduce risk of damage and maintain system performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify pressure rating of the coupling against your system\u003c\/li\u003e\n  \u003cli\u003eUse proper hose clamps and routing to avoid abrasion\u003c\/li\u003e\n  \u003cli\u003eRe-torque and re-check fittings after initial use to ensure sealing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The ARB Hose Coupling US Std NPT 1PK (740112) is aimed at vehicle owners, technicians, and DIY enthusiasts who need a reliable, compact NPT coupling for air systems, workshop compressors, or accessory plumbing. It suits anyone looking for an OEM-quality replacement or upgrade part that integrates with ARB equipment and common NPT fittings, especially in off-road, mobile service, and garage environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle-piece coupling supplied as 1 pack\u003c\/li\u003e\n  \u003cli\u003eUS standard NPT threads for broad compatibility\u003c\/li\u003e\n  \u003cli\u003eBuilt and tested to ARB durability expectations\u003c\/li\u003e\n  \u003cli\u003eDesigned for easy installation and low maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor safe operation, always confirm thread size and pressure compatibility before installation. If you need assistance identifying the correct NPT size or matching this coupling to your ARB accessory, contact ARB technical support or a qualified installer.\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: Is this coupling compatible with all NPT fittings?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It fits US standard NPT threads, but confirm matching NPT size and pressure rating before use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need thread sealant to install it?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—use appropriate thread tape or sealant for a pressure-tight, leak-free joint.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ARB","offers":[{"title":"Default Title","offer_id":48084323795102,"sku":"B07N1JTKZF","price":33.21,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/arb-hose-coupling-front-view.jpg?v=1785849888","url":"https:\/\/northtrailauto.ca\/products\/arb-npt-hose-coupling-us-standard-1-pack-compact-durable-threaded-fitting-for-air-systems","provider":"North Trail Auto","version":"1.0","type":"link"}