{"id":11997,"date":"2026-07-01T22:51:14","date_gmt":"2026-07-01T19:51:14","guid":{"rendered":"https:\/\/altal.md\/?post_type=product&#038;p=11997"},"modified":"2026-07-02T14:06:36","modified_gmt":"2026-07-02T11:06:36","slug":"sae-nut-for-refrigeration-pipe-5-8","status":"publish","type":"product","link":"https:\/\/altal.md\/en\/piulita-sae-pentru-teava-frigorifica-5-8\/","title":{"rendered":"SAE flare nut for refrigerant pipe 5\/8\", thread 7\/8-14 UNF"},"content":{"rendered":"<h2>SAE flare nut for refrigerant pipe 5\/8\", thread 7\/8-14 UNF<\/h2>\n<p><span style=\"color: #000000;\">SAE nut for 5\/8\u2033 refrigerant pipe is a connecting element used in air conditioning, refrigeration and HVAC systems. Made of high-quality brass, this nut provides a leak-proof, pressure-resistant connection and is suitable for professional use in refrigeration circuits.<\/span><\/p>\n<p><span style=\"color: #000000;\">SAE nut for 5\/8\u2033 refrigerant pipe is intended for copper pipes with an outer diameter of <strong>5\/8\u2033 (15,88 mm)<\/strong> and uses standard flare thread <strong>7\/8\u2033-14 UNF<\/strong>, frequently found in air conditioning and refrigeration installations. The construction allows for seamless connections, through a mechanical tightening system.<\/span><\/p>\n<p><span style=\"color: #000000;\">The forged brass body offers excellent resistance to corrosion, vibration and temperature variations. This helps maintain a stable seal and reduces the risk of refrigerant loss during operation. Due to its precise machining, the SAE 5\/8\u2033 refrigerant pipe nut is compatible with high-pressure applications, being recommended up to approx. <strong>140 bar<\/strong>.<\/span><\/p>\n<p><span style=\"color: #000000;\">SAE nut for 5\/8\u2033 refrigerant pipe is widely used in split and multisplit air conditioning installations, heat pumps, commercial refrigeration equipment and industrial applications <a href=\"https:\/\/en.wikipedia.org\/wiki\/Heating,_ventilation,_and_air_conditioning\" target=\"_blank\" rel=\"noopener\">HVAC<\/a>It is compatible with a wide range of modern refrigerants, including <strong>R32, R410A, R407C, R134a, R404A, R507A, R1234yf and R744 (CO\u2082)<\/strong>Not recommended for use in ammonia systems.<\/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 a suitable 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 forged brass;<\/span><\/li>\n<li><span style=\"color: #000000;\">Compatible with copper pipes <strong>5\/8\u2033 (15,88 mm)<\/strong>;<\/span><\/li>\n<li><span style=\"color: #000000;\">Filet standard <strong>7\/8\u2033-14 UNF<\/strong>;<\/span><\/li>\n<li><span style=\"color: #000000;\">Quick assembly, without welding;<\/span><\/li>\n<li><span style=\"color: #000000;\">High pressure resistance (up to 140 bar);<\/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 professional HVAC applications.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #333399;\">FAQ<\/span><\/h3>\n<p><span style=\"color: #000000;\"><strong>What pipes is this nut used for?<\/strong><\/span><br \/>\n<span style=\"color: #000000;\">It is intended for copper pipes with a diameter of <strong>5\/8\u2033 (15,88 mm)<\/strong> used in air conditioning and refrigeration systems.<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>What type of thread does it have?<\/strong><\/span><br \/>\n<span style=\"color: #000000;\">Uses standard thread <strong>7\/8\u2033-14 UNF<\/strong>, specific to flare connections in the HVAC field.<\/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;\">SAE nut for 5\/8\u2033 refrigerant pipe 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;\">Similar products<\/span><\/h3>\n<ul>\n<li><a href=\"https:\/\/altal.md\/en\/filter-drier-kle-085-sae\/\" target=\"_blank\" rel=\"noopener\">Filter drier KLE-085 SAE 5\/8\u2033<\/a><\/li>\n<li><a href=\"https:\/\/altal.md\/en\/reversible-filter-drier-sfk-085-sae\/\" target=\"_blank\" rel=\"noopener\">Reversible filter drier SFK-085 SAE 5\/8\u2033<\/a><\/li>\n<li><a href=\"https:\/\/altal.md\/en\/filter-drier-kle-305-sae\/\" target=\"_blank\" rel=\"noopener\">Filter drier KLE-305 SAE 5\/8\u2033<\/a><\/li>\n<li><a href=\"https:\/\/altal.md\/en\/filter-drier-307-sae-2\/\" target=\"_blank\" rel=\"noopener\">Reversible filter drier SFK-305 SAE 5\/8\u2033<\/a><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\">Compatible component<\/span><\/h3>\n<p>&nbsp;<\/p>\n<ul>\n<li><span style=\"color: #000000;\">Brass flare fittings<\/span><\/li>\n<li><span style=\"color: #000000;\">Copper pipe flaring kit<\/span><\/li>\n<li><span style=\"color: #000000;\">Refrigeration valves<\/span><\/li>\n<li><span style=\"color: #000000;\">SAE adapters for HVAC<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\">Relevant categories<\/span><\/h3>\n<ul>\n<li><a href=\"https:\/\/altal.md\/en\/service-valve-for-split-systems-5-8\/\" target=\"_blank\" rel=\"noopener\">Service valve for split systems 5\/8\u2033<\/a><\/li>\n<li data-section-id=\"1ad7wne\" data-start=\"3562\" data-end=\"3596\"><a href=\"https:\/\/altal.md\/en\/air-to-water-heat-pump-10kw-evi-dc-full-split\/\" target=\"_blank\" rel=\"noopener\">Air-to-water heat pump 10 kW EVI DC Full Split<\/a><\/li>\n<li data-section-id=\"16imflq\" data-start=\"3597\" data-end=\"3613\"><a href=\"https:\/\/altal.md\/en\/12kw-air-to-water-full-split-evi-dc-heat-pump\/\" target=\"_blank\" rel=\"noopener\">Air-to-water heat pump 12 kW Full Split EVI DC<\/a><\/li>\n<li data-section-id=\"2gwekc\" data-start=\"3614\" data-end=\"3635\"><a href=\"https:\/\/altal.md\/en\/air-to-water-heat-pump-9kw-evi-split-dc\/\" target=\"_blank\" rel=\"noopener\">Air-to-water heat pump 9 kW EVI SPLIT DC<\/a><\/li>\n<li data-section-id=\"113v7ei\" data-start=\"3636\" data-end=\"3673\"><a href=\"https:\/\/altal.md\/en\/air-to-water-heat-pump-12kw-evi-split-dc\/\" target=\"_blank\" rel=\"noopener\">Air-to-water heat pump 12 kW EVI SPLIT DC<\/a><\/li>\n<li data-section-id=\"113v7ei\" data-start=\"3636\" data-end=\"3673\"><a href=\"https:\/\/altal.md\/en\/40kw-air-to-water-full-split-evi-dc-heat-pump\/\" target=\"_blank\" rel=\"noopener\">Air-to-water heat pump 40 kW Full Split EVI DC<\/a><\/li>\n<li data-section-id=\"113v7ei\" data-start=\"3636\" data-end=\"3673\"><a href=\"https:\/\/altal.md\/en\/air-to-water-heat-pump-50kw-full-split-evi-dc\/\" target=\"_blank\" rel=\"noopener\">Air-to-water heat pump 50 kW Full Split EVI DC<\/a><\/li>\n<li data-section-id=\"113v7ei\" data-start=\"3636\" data-end=\"3673\"><a href=\"https:\/\/altal.md\/en\/air-to-water-heat-pump-60kw-full-split-evi-dc\/\" target=\"_blank\" rel=\"noopener\">Air-to-water heat pump 60 kW Full Split EVI DC<\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<hr \/>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<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: a<strong>blade<\/strong><\/span><\/li>\n<li><span style=\"color: #000000\">Size <strong>pipe: 5\/8\u2033 (15.88 mm)<\/strong><\/span><\/li>\n<li><span style=\"color: #000000\">Filet:<strong> 7\/8\u2033-14 UNF<\/strong><\/span><\/li>\n<li><span style=\"color: #000000\">Inner diameter: 15.88 mm<\/span><\/li>\n<li><span style=\"color: #000000\">Length:<strong> 17 mm<\/strong><\/span><\/li>\n<li><span style=\"color: #000000\">Hexagon width: 20.38 mm<\/span><\/li>\n<li><span style=\"color: #000000\">Maximum recommended pressure: 140 bar<\/span><\/li>\n<li><span style=\"color: #000000\">Color: natural brass<\/span><\/li>\n<li><span style=\"color: #000000\">Quantity: 1 piece\u00a0<\/span><\/li>\n<\/ul>\n<hr \/>\n<p>\u00a0<\/p>","protected":false},"featured_media":12026,"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":[1166,1170,1168],"class_list":["post-11997","product","type-product","status-publish","has-post-thumbnail","product_brand-altal","product_cat-piese-pentru-pompe-de-caldura","product_tag-f5-8","product_tag-f7-8","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\/11997","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=11997"}],"version-history":[{"count":8,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/11997\/revisions"}],"predecessor-version":[{"id":12067,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/11997\/revisions\/12067"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/media\/12026"}],"wp:attachment":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/media?parent=11997"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_brand?post=11997"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_cat?post=11997"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_tag?post=11997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}