{"product_id":"b0dbqmfqqm","title":"1\/4 Brass Push to Connect Fittings 1\/4\" OD x 3\/8\" NPT Thread Male DOT Approved Air Brake Quick Connect Fittings Air Line Suspension Kit for Truck Trailers and Air System 2Pcs","description":"\u003cdiv\u003e\n\u003ch1\u003eAbout This\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e【Material \u0026amp; Durability】Crafted from high-strength brass with precision machining, these 1\/4\" OD x 3\/8\" NPT DOT Push fittings are built to withstand extreme pressure (up to 250 PSI) and resist corrosion, rust, and wear. The robust construction ensures long-term reliability in harsh environments, including heavy-duty trucking, trailers, and industrial pneumatic systems. Ideal for both commercial and off-road applications, these fittings meet SAE J1131 standards for superior performance.\u003c\/li\u003e\n\u003cli\u003e【DOT-Approved Safety Compliance】Strictly certified by the DOT FMVSS 571.106, these fittings guarantee compliance with federal safety regulations for air brake systems. Each unit is rigorously tested for leak-proof performance, pressure resistance, and durability to ensure safe operation in commercial vehicles, buses, and trailers. DOT approval means you can trust these fittings for critical braking applications.\u003c\/li\u003e\n\u003cli\u003e【Red Anti-Leakage Coating for Secure Sealing】The Air Brake Dot Fittings Feature a bright red permanent thread sealant coating that prevents air leaks and eliminates the need for additional Teflon tape or sealants. The high-visibility color makes inspection easy, while the chemical-resistant coating ensures a tight, vibration-proof connection even under constant pressure fluctuations.\u003c\/li\u003e\n\u003cli\u003e【Tool-Free Design】Designed with user-friendly push-to-connect or quick-disconnect mechanisms, these dot fittings allow for effortless installation and removal without special tools. The smooth inner bore minimizes air flow restriction, while the ergonomic grip ensures a secure hand-tightened connection—saving time during maintenance or emergency repairs.\u003c\/li\u003e\n\u003cli\u003e【Wide Industrial \u0026amp; Automotive Applications】Compatible with 1\/4\" air brake lines, suitable for semi-trucks, tractor-trailers, RVs, and industrial machinery. Use them for gladhands, brake chambers, relay valves, or air compressors. Weather-resistant and tested for -40° F to +200° F（-40°C to +93°C）operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eOverview\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eSize : 1\/4\" OD x 3\/8\" NPT DOT\u003c\/li\u003e\n\u003cli\u003eMaterial : Brass\u003c\/li\u003e\n\u003cli\u003eBrand : QITUO\u003c\/li\u003e\n\u003cli\u003eColor : Red\u003c\/li\u003e\n\u003cli\u003eConnector Type : Quick-Connect\u003c\/li\u003e\n\u003cli\u003eThread Size : 3\/8\"\u003c\/li\u003e\n\u003cli\u003eThread Type : NPT\u003c\/li\u003e\n\u003cli\u003eItem Weight : 0.07 Kilograms\u003c\/li\u003e\n\u003cli\u003eNumber of Pieces : 2\u003c\/li\u003e\n\u003cli\u003eManufacturer : QITUO\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"QITUOLLC","offers":[{"title":"Default Title","offer_id":48144423846136,"sku":"B0DBQMFQQM","price":18.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0818\/4466\/6616\/files\/71IU9NqYxTL._AC_SX679_PIbundle-2_TopRight_0_0_SH20_534258b3-7824-4221-934c-8c9fd455fd99.jpg?v=1774622506","url":"https:\/\/onebuildsupply.com\/products\/b0dbqmfqqm","provider":" PipePulse","version":"1.0","type":"link"}