{"product_id":"solid-brass-air-compressor-tank-fill-valve-1-4-npt-4-pack","title":"4-Pack 1\/4\" NPT Solid Brass Air Compressor Tank Fill Valve","description":"\u003ch2\u003e4-Pack Solid Brass Air Compressor Tank Fill Valves – 1\/4\" NPT MPT\u003c\/h2\u003e\n\u003cp\u003eKeep your air compressor system running at peak performance with these heavy-duty \u003cstrong\u003esolid brass tank fill valves\u003c\/strong\u003e. Designed for DIY enthusiasts and professional technicians alike, this set of four 1\/4\" NPT male thread valves offers a dependable, leak-resistant seal rated for demanding working pressures. Whether you're topping off a portable tank or maintaining a workshop compressor, these valves deliver lasting reliability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolid Brass Construction:\u003c\/strong\u003e Copper alloy body ensures excellent corrosion resistance and long-term durability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Pressure Rated:\u003c\/strong\u003e Core rated to 200 PSI working pressure and 300 PSI maximum — built for serious use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtective Black Plastic Cap:\u003c\/strong\u003e Included cap keeps the valve core clean and debris-free when not in use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard 1\/4\" NPT Male Thread:\u003c\/strong\u003e Compatible with the vast majority of air compressor tanks and pneumatic fittings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Precise:\u003c\/strong\u003e Total length 1.00\", thread length 0.410\", stem length 0.450\", hex body 9\/16\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValue Pack of 4:\u003c\/strong\u003e Stock up and always have a spare on hand for repairs or replacements\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\u003eCopper Alloy (Solid Brass)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/4\" NPT Male (MPT)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHex Body\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.00\" (approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.410\" (approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStem Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.450\" (approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e200 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 Pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e4 × 1\/4\" NPT Solid Brass Tank Fill Valves (with black plastic caps)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHome DIY air compressor repairs and maintenance\u003c\/li\u003e\n  \u003cli\u003eWorkshop pneumatic system upkeep\u003c\/li\u003e\n  \u003cli\u003eReplacement of worn or leaking tank valves\u003c\/li\u003e\n  \u003cli\u003eSpare parts inventory for technicians and mechanics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLooking for more useful tools and hardware? Check out our \u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar\u003c\/a\u003e and our \u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e to complete your workshop toolkit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Actual color may vary slightly from images due to monitor settings and lighting conditions. Please allow minor measurement tolerances for all listed dimensions.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What thread size do these air compressor tank fill valves use?\u003c\/h4\u003e\n\u003cp\u003eA: These tank fill valves feature a standard 1\/4\" NPT (National Pipe Thread) male thread (MPT), making them compatible with most air compressor tanks and pneumatic fittings that use the NPT standard.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the maximum pressure rating for these brass tank fill valves?\u003c\/h4\u003e\n\u003cp\u003eA: The valve core is rated for a 200 PSI working pressure and can handle a maximum of 300 PSI, making them suitable for most home and workshop air compressor applications.\u003c\/p\u003e\n\u003ch4\u003eQ: Are these valves easy to install without professional tools?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The 9\/16\" hex body allows for easy installation with a standard wrench. Simply thread the 1\/4\" NPT male fitting into your compressor tank port, tighten securely, and you're ready to go — no specialized tools required.\u003c\/p\u003e\n\u003ch4\u003eQ: How many valves are included in this pack?\u003c\/h4\u003e\n\u003cp\u003eA: This listing includes a set of 4 solid brass tank fill valves, each with a protective black plastic cap — great value for stocking spares or completing multiple repairs at once.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What thread size do these air compressor tank fill valves use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These tank fill valves feature a standard 1\/4\\\" NPT (National Pipe Thread) male thread (MPT), making them compatible with most air compressor tanks and pneumatic fittings that use the NPT standard.\"}}, {\"@type\": \"Question\", \"name\": \"What is the maximum pressure rating for these brass tank fill valves?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The valve core is rated for a 200 PSI working pressure and can handle a maximum of 300 PSI, making them suitable for most home and workshop air compressor applications.\"}}, {\"@type\": \"Question\", \"name\": \"Are these valves easy to install without professional tools?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The 9\/16\\\" hex body allows for easy installation with a standard wrench. Simply thread the 1\/4\\\" NPT male fitting into your compressor tank port, tighten securely, and you're ready to go — no specialized tools required.\"}}, {\"@type\": \"Question\", \"name\": \"How many valves are included in this pack?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing includes a set of 4 solid brass tank fill valves, each with a protective black plastic cap — great value for stocking spares or completing multiple repairs at once.\"}}]}\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:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"4-Pack 1\/4\\\" NPT Solid Brass Air Compressor Tank Fill Valve\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/solid-brass-air-compressor-tank-fill-valve-1-4-npt-4-pack\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"1Pc \/ China Mainland","offer_id":44129710374999,"sku":"14:200026864#1Pc;200007763:201336100","price":11.19,"currency_code":"USD","in_stock":true},{"title":"4Pcs \/ China Mainland","offer_id":44129710407767,"sku":"14:366#4Pcs;200007763:201336100","price":22.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S06c37df3f5d44ae09b696043d3283dc8C.webp?v=1786390283","url":"https:\/\/axlcustomersupport.com\/products\/solid-brass-air-compressor-tank-fill-valve-1-4-npt-4-pack","provider":"Axl","version":"1.0","type":"link"}