{"product_id":"3-port-male-thread-check-valve-zinc-alloy-air-compressor-connector","title":"3-Port Male Thread Check Valve – Zinc Alloy Air Compressor Fitting","description":"\n\u003ch2\u003e3-Port Male Thread Check Valve Connector for Air Compressors\u003c\/h2\u003e\n\u003cp\u003eKeep your air compressor system running efficiently with this compact, durable \u003cstrong\u003e3-port male thread check valve connector\u003c\/strong\u003e. Crafted from solid \u003cstrong\u003ezinc alloy\u003c\/strong\u003e, this shutoff-style valve ensures one-directional airflow, preventing backflow and protecting your compressor components. Its three-way design makes it ideal for branching or redirecting airflow in pneumatic systems, workshops, and DIY setups.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-quality zinc alloy for lasting durability and corrosion resistance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Three-way (3-port) design for versatile airflow routing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Male thread for secure, leak-resistant fitting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlow Mode:\u003c\/strong\u003e One-way shutoff check valve — prevents backflow automatically\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Size:\u003c\/strong\u003e Approx. 20 × 19 × 10 mm — easy to install in tight spaces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Metallic alloy finish as shown in product images\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Air compressors, pneumatic systems, workshop tools, and DIY projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZinc Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePort Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-Port (Three-Way)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMale Thread\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eValve Structure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShutoff \/ Check Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 20 × 19 × 10 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China (Mainland)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 3-Port Male Thread Check Valve Connector\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Actual color may vary slightly from images due to monitor brightness and lighting conditions. Please allow minor measurement tolerances (±1–2 mm) for the listed dimensions.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-inch-threaded-brass-ball-valve-water-gas-oil-flow-control\"\u003e1-Inch Threaded Brass Ball Valve – Water, Gas \u0026amp; Oil Flow Control\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-1-4-inch-adjustable-washbasin-siphon-trap-leak-proof-silicone-seal\"\u003e1-1\/4\" Adjustable Washbasin Siphon Trap | Leak-Proof Silicone\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor general guidance on compressed air system safety and maintenance, refer to OSHA's Compressed Air Safety Guidelines.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Check_valve\" target=\"_blank\" rel=\"noopener\"\u003eCheck valve\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is a check valve and how does it work in an air compressor system?\u003c\/h4\u003e\n\u003cp\u003eA: A check valve is a one-way flow control device that allows air to flow in only one direction. In an air compressor system, the check valve prevents compressed air from flowing back into the pump when the compressor shuts off, protecting internal components and maintaining pressure in the tank.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What thread size does this male thread check valve connector use?\u003c\/h4\u003e\n\u003cp\u003eA: The connector measures approximately 20 × 19 × 10 mm overall. Please refer to your existing air compressor fittings or measure your port diameter carefully before purchasing to ensure compatibility. If unsure, consult your compressor's manual for the recommended thread specification.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the zinc alloy construction suitable for high-pressure air compressor use?\u003c\/h4\u003e\n\u003cp\u003eA: Zinc alloy offers a good balance of strength, corrosion resistance, and lightweight design, making it well-suited for standard air compressor accessories and pneumatic fittings. Always ensure the operating pressure of your system is within the component's rated limits before use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this 3-port check valve be used for applications other than air compressors?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — while designed primarily for air compressor systems, this three-way check valve connector can be used in other pneumatic or low-pressure fluid systems where a compact, thread-connected shutoff valve is needed. Always verify compatibility with your specific application requirements.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is a check valve and how does it work in an air compressor system?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A check valve is a one-way flow control device that allows air to flow in only one direction. In an air compressor system, the check valve prevents compressed air from flowing back into the pump when the compressor shuts off, protecting internal components and maintaining pressure in the tank.\"}}, {\"@type\": \"Question\", \"name\": \"What thread size does this male thread check valve connector use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The connector measures approximately 20 × 19 × 10 mm overall. Please refer to your existing air compressor fittings or measure your port diameter carefully before purchasing to ensure compatibility. If unsure, consult your compressor's manual for the recommended thread specification.\"}}, {\"@type\": \"Question\", \"name\": \"Is the zinc alloy construction suitable for high-pressure air compressor use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Zinc alloy offers a good balance of strength, corrosion resistance, and lightweight design, making it well-suited for standard air compressor accessories and pneumatic fittings. Always ensure the operating pressure of your system is within the component's rated limits before use.\"}}, {\"@type\": \"Question\", \"name\": \"Can this 3-port check valve be used for applications other than air compressors?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — while designed primarily for air compressor systems, this three-way check valve connector can be used in other pneumatic or low-pressure fluid systems where a compact, thread-connected shutoff valve is needed. Always verify compatibility with your specific application requirements.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home \u0026 Living\", \"item\": \"https:\/\/oasis-select.com\/collections\/home-living\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"3-Port Male Thread Check Valve – Zinc Alloy Air Compressor Fitting\", \"item\": \"https:\/\/oasis-select.com\/products\/3-port-male-thread-check-valve-zinc-alloy-air-compressor-connector\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"Default Title","offer_id":47748421484649,"sku":"\u003cnone\u003e","price":14.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S30dbe3c01efd4f84a7da4aee308ff46aD.webp?v=1783083781","url":"https:\/\/oasis-select.com\/products\/3-port-male-thread-check-valve-zinc-alloy-air-compressor-connector","provider":"Oasis Select","version":"1.0","type":"link"}