{"id":11999,"date":"2026-07-01T23:17:09","date_gmt":"2026-07-01T20:17:09","guid":{"rendered":"https:\/\/altal.md\/?post_type=product&#038;p=11999"},"modified":"2026-07-02T14:06:25","modified_gmt":"2026-07-02T11:06:25","slug":"sae-nut-for-refrigeration-pipe-3-4","status":"publish","type":"product","link":"https:\/\/altal.md\/en\/piulita-sae-pentru-teava-frigorifica-3-4\/","title":{"rendered":"SAE flare nut for refrigerant pipe 3\/4\", thread 1-1\/16-14 UN"},"content":{"rendered":"<h2>SAE flare nut for refrigerant pipe 3\/4\", thread 1-1\/16-14 UN<\/h2>\n<p><span style=\"color: #000000;\">SAE nut for 3\/4\u2033 refrigerant pipe is a fitting used in HVAC installations, air conditioning systems and refrigeration applications. Made of high-quality brass, it ensures a tight, stable and high-pressure resistant connection, making it ideal for professional use in refrigeration circuits.<\/span><\/p>\n<p><span style=\"color: #000000;\">This model pSAE nut for 3\/4\u2033 refrigerant pipe<strong>\u00a0<\/strong>is intended for copper pipes with an outer diameter of <strong>3\/4\u2033 (19,5 mm)<\/strong> and uses standard flare thread <strong>1-1\/16\u2033-12 UNF<\/strong>, frequently found in installations <a href=\"https:\/\/en.wikipedia.org\/wiki\/Heating,_ventilation,_and_air_conditioning\" target=\"_blank\" rel=\"noopener\">HVAC<\/a> high capacity. The construction allows for seamless connections, through a mechanical clamping system.<\/span><\/p>\n<p><span style=\"color: #000000;\">The forged brass body offers excellent resistance to corrosion, vibration and temperature variations, ensuring a secure long-term seal. Thanks to the precision manufacturing, the SAE nut for 3\/4\u2033 refrigerant pipe<strong>\u00a0<\/strong>\u00a0helps reduce refrigerant losses and maintain system efficiency.<\/span><\/p>\n<p><span style=\"color: #000000;\">SAE nut for 3\/4\u2033 refrigerant pipe is used in split and industrial air conditioning installations, heat pumps, commercial refrigeration equipment and systems <a href=\"https:\/\/en.wikipedia.org\/wiki\/Heating,_ventilation,_and_air_conditioning\" target=\"_blank\" rel=\"noopener\">HVAC<\/a> high power. It is compatible with a wide range of modern refrigerants, including <strong>R32, R410A, R407C, R134a, R404A, R507A, R1234yf and R744 (CO\u2082)<\/strong>, but it is not recommended for use with ammonia.<\/span><\/p>\n<p><span style=\"color: #000000;\">The assembly is done quickly, without welding, by correctly flaring the pipe and tightening the nut with an appropriate wrench. It is recommended to periodically check the joints to maintain operational safety.<\/span><\/p>\n<h3><span style=\"color: #000000;\">Main advantages<\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Made of high quality brass;<\/span><\/li>\n<li><span style=\"color: #000000;\">Compatible with copper pipes <strong>3\/4\u2033 (19,5 mm)<\/strong>;<\/span><\/li>\n<li><span style=\"color: #000000;\">Filet standard <strong>1-1\/16\u2033-12 UNF<\/strong>;<\/span><\/li>\n<li><span style=\"color: #000000;\">Quick assembly, without welding;<\/span><\/li>\n<li><span style=\"color: #000000;\">High resistance to pressure and temperature;<\/span><\/li>\n<li><span style=\"color: #000000;\">Safe and stable sealing;<\/span><\/li>\n<li><span style=\"color: #000000;\">Compatible with most modern refrigerants;<\/span><\/li>\n<li><span style=\"color: #000000;\">Suitable for industrial HVAC applications.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #003366;\">FAQ<\/span><\/h3>\n<p><span style=\"color: #000000;\"><strong>What type of pipe is this nut intended for?<\/strong><\/span><br \/>\n<span style=\"color: #000000;\">It is used for copper pipes with a diameter of <strong>3\/4\u2033 (19,5 mm)<\/strong> from HVAC and refrigeration installations.<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>What type of thread does it have?<\/strong><\/span><br \/>\n<span style=\"color: #000000;\">SAE nut for 3\/4\u2033 refrigerant pipe uses standard thread <strong>1-1\/16\u2033-12 UNF<\/strong>, specific to large flare connections.<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>Is welding necessary?<\/strong><\/span><br \/>\n<span style=\"color: #000000;\">No. The assembly is done mechanically, through a flare system, without welding.<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>What refrigerants is it compatible with?<\/strong><\/span><br \/>\n<span style=\"color: #000000;\">It is compatible with agents such as <strong>R32, R410A, R407C, R134a, R404A, R507A, R1234yf and R744 (CO\u2082)<\/strong>, but it is not recommended for ammonia.<\/span><\/p>\n<h3><span style=\"color: #000000;\">Compatible component<\/span><\/h3>\n<ul>\n<li><a href=\"https:\/\/altal.md\/en\/reversible-filter-drier-sfk-306-sae\/\" target=\"_blank\" rel=\"noopener\">Reversible filter drier SFK-306 SAE 3\/4\u2033<\/a><\/li>\n<li><a href=\"https:\/\/altal.md\/en\/air-to-water-heat-pump-16kw-full-split-evi-dc\/\" target=\"_blank\" rel=\"noopener\">Air-to-water heat pump 16 kW Full Split EVI DC<\/a><\/li>\n<li><a href=\"https:\/\/altal.md\/en\/air-to-water-heat-pump-18-kw-full-split-evi-dc\/\" target=\"_blank\" rel=\"noopener\">Air-to-water heat pump 18 kW Full Split EVI DC<\/a><\/li>\n<li><a href=\"https:\/\/altal.md\/en\/air-to-water-heat-pump-20kw-full-split-evi-dc\/\" target=\"_blank\" rel=\"noopener\">Air to water heat pump 20 kW Full Split EVI DC<\/a><\/li>\n<li><a href=\"https:\/\/altal.md\/en\/air-to-water-heat-pump-100kw-full-split-evi-dc\/\" target=\"_blank\" rel=\"noopener\">\u00a0<span class=\"kadence-bread-current\">Air-to-water heat pump 100 kW Full Split EVI DC<\/span><\/a><\/li>\n<\/ul>\n<hr \/>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li><span style=\"color: #000000\">Product type: <strong>SAE nut for refrigerant pipe<\/strong><\/span><\/li>\n<li><span style=\"color: #000000\">Material: <strong>brass<\/strong><\/span><\/li>\n<li><span style=\"color: #000000\">Pipe size: <strong>3\/4\u2033 (19,5 mm)<\/strong><\/span><\/li>\n<li><span style=\"color: #000000\">Filet: <strong>1-1\/16\u2033-12 UNF<\/strong><\/span><\/li>\n<li><span style=\"color: #000000\">Inner diameter: 19.5 mm<\/span><\/li>\n<li><span style=\"color: #000000\">Hexagon width: 32 mm<\/span><\/li>\n<li><span style=\"color: #000000\">Temperature range: -53\u00b0C \u2026 +100\u00b0C<\/span><\/li>\n<li><span style=\"color: #000000\">Color: natural brass<\/span><\/li>\n<li><span style=\"color: #000000\">Quantity: 1 piece (usually 2 pieces per pack)<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<p>\u00a0<\/p>","protected":false},"featured_media":12018,"comment_status":"open","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"product_brand":[198],"product_cat":[280],"product_tag":[1171,1172,1168],"class_list":["post-11999","product","type-product","status-publish","has-post-thumbnail","product_brand-altal","product_cat-piese-pentru-pompe-de-caldura","product_tag-f1-1-16","product_tag-g3-4","product_tag-piulita-ac","product_shipping_class-greutate-mica","first","instock","featured","taxable","shipping-taxable","purchasable","product-type-simple","entry","content-bg","loop-entry"],"_links":{"self":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/11999","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/comments?post=11999"}],"version-history":[{"count":6,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/11999\/revisions"}],"predecessor-version":[{"id":12066,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/11999\/revisions\/12066"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/media\/12018"}],"wp:attachment":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/media?parent=11999"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_brand?post=11999"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_cat?post=11999"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_tag?post=11999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}