{"product_id":"road-king-truck-parts-economy-dummy-shutoff-gladhand-18in-galvanized-cable-metal-universal-no-flight-protection","title":"Road King Truck Parts Economy Dummy Shutoff Gladhand — 18in Galvanized Cable, Metal Universal No-Flight Protection","description":"\u003cp\u003e\u003cstrong\u003eRoad King Economy Dummy SHUTOFF GLADHAND with 18\" cable RK-150DGH is a rugged, low-cost gladhand assembly that isolates unused trailer air lines and secures to the coupling with an 18\" galvanized lanyard for dependable no-flight protection.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen running tandem or double trailers, unused service or supply ports can expose airlines to dirt, moisture and accidental pressure loss. The RK-150DGH replaces common dummy shutoff gladhands and gives a compact, metal-bodied solution that attaches to the operator handle and stays tethered to the vehicle. Built as a universal gladhand, it fits standard National-type couplers and substitutes for several OEM part numbers for fast cross-referencing and replacement.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this gladhand keep unused lines protected?\u003c\/h3\u003e\n\u003cp\u003eThe dummy shutoff covers the coupling opening to prevent contaminants from entering unused lines while maintaining a secure mechanical seal. Its metal construction resists deformation and the shutoff function blocks airflow so lines remain isolated until returned to service.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGalvanized 18\" cable keeps the gladhand attached to the vehicle to avoid loss.\u003c\/li\u003e\n  \u003cli\u003eMetal shutoff body provides sturdy sealing under typical road conditions.\u003c\/li\u003e\n  \u003cli\u003eUniversal design fits standard National-style gladhands for interchangeability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it fit my trailer or replace my existing part?\u003c\/h3\u003e\n\u003cp\u003eThe RK-150DGH is designed as a universal gladhand and directly replaces several popular OEM codes, making installation straightforward for most tractors and trailers. If your current shutoff is a National-style or one of the listed cross-reference numbers, this unit will be a compatible substitute.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces: Tectran 1010-F18, Tramec Sloan 441047, Phillips 12-0100.\u003c\/li\u003e\n  \u003cli\u003eUniversal coupling fits standard gladhand sockets used industry-wide.\u003c\/li\u003e\n  \u003cli\u003eSimple swap-in replacement—no special tools required for basic installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and secure is the 18\" galvanized cable?\u003c\/h3\u003e\n\u003cp\u003eThe included 18\" galvanized steel lanyard is corrosion-resistant and sized to keep the gladhand tethered to the vehicle while allowing enough reach for comfortable handling. Its metal construction reduces the risk of fraying or failure compared with non-metal tethers and helps ensure the cap remains available when needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGalvanized coating protects against rust from road spray and weather exposure.\u003c\/li\u003e\n  \u003cli\u003e18\" length balances accessibility with theft\/loss prevention.\u003c\/li\u003e\n  \u003cli\u003eSecure attachment to the gladhand handle prevents accidental separation during operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use and maintain this dummy shutoff?\u003c\/h3\u003e\n\u003cp\u003eUsing the RK-150DGH is a one-step process: press the gladhand onto the unused port until the shutoff seats, then loop the galvanized cable to the mounting point or operator handle. Maintenance is minimal—inspect the seal faces and cable regularly and clean debris to keep a tight seal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeat the gladhand firmly until the shutoff engages and blocks airflow.\u003c\/li\u003e\n  \u003cli\u003eRinse or wipe sealing surfaces to remove grit that could compromise the seal.\u003c\/li\u003e\n  \u003cli\u003eCheck the cable and attachment point for corrosion or wear during routine inspections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Road King RK-150DGH is ideal for fleet managers, owner-operators and maintenance technicians who run tandem or double trailers and need a reliable, economical way to cap unused air lines. It suits anyone seeking a direct replacement for common OEM dummy shutoffs with a durable metal body and a corrosion-resistant 18\" lanyard for secure, long-term service.\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 the RK-150DGH compatible with standard National gladhands?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it’s a universal gladhand designed to fit standard National-style couplers and replace common OEM part numbers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the galvanized cable withstand road exposure?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the 18\" cable is galvanized for corrosion resistance and built to stay attached during normal service.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Road King Truck Parts","offers":[{"title":"Default Title","offer_id":48084336443550,"sku":"B07BGSYKP7","price":31.92,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/road-king-front-view-economy-dummy-gladhand.jpg?v=1785850540","url":"https:\/\/northtrailauto.ca\/products\/road-king-truck-parts-economy-dummy-shutoff-gladhand-18in-galvanized-cable-metal-universal-no-flight-protection","provider":"North Trail Auto","version":"1.0","type":"link"}