{"id":4505,"date":"2025-06-27T14:12:36","date_gmt":"2025-06-27T14:12:36","guid":{"rendered":"https:\/\/99developer.tech\/empower\/?post_type=threading-tools&#038;p=4505"},"modified":"2025-10-08T18:23:02","modified_gmt":"2025-10-08T18:23:02","slug":"un-threading-inserts","status":"publish","type":"threading-tools","link":"https:\/\/99developer.tech\/empower\/cutting-tools\/threading-tools\/un-threading-inserts\/","title":{"rendered":"UN"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"4505\" class=\"elementor elementor-4505\" data-elementor-post-type=\"threading-tools\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3bf1b97 e-flex e-con-boxed e-con e-parent\" data-id=\"3bf1b97\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9148094 elementor-widget elementor-widget-heading\" data-id=\"9148094\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">UN Threading inserts\n<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-557402b elementor-widget elementor-widget-heading\" data-id=\"557402b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">AMERICAN UN (UNC, UNF, UNEF)\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-67829f9 e-con-full e-flex e-con e-child\" data-id=\"67829f9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a17f3ca elementor-widget elementor-widget-image\" data-id=\"a17f3ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"93\" height=\"118\" src=\"https:\/\/99developer.tech\/empower\/wp-content\/uploads\/2024\/20\/threading-insert-A.jpg\" class=\"attachment-large size-large wp-image-11214\" alt=\"UN threading inserts\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a09b54c elementor-widget elementor-widget-image\" data-id=\"a09b54c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"93\" height=\"116\" src=\"https:\/\/99developer.tech\/empower\/wp-content\/uploads\/2024\/20\/threading-insert-B.jpg\" class=\"attachment-large size-large wp-image-11213\" alt=\"UN threading inserts\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">UN threading inserts<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b52a73f elementor-widget elementor-widget-image\" data-id=\"b52a73f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"100\" height=\"94\" src=\"https:\/\/99developer.tech\/empower\/wp-content\/uploads\/2024\/20\/v-200-insert.jpg\" class=\"attachment-large size-large wp-image-11216\" alt=\"UN threading inserts\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">16NR10UN<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f63729e elementor-widget elementor-widget-image\" data-id=\"f63729e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"127\" height=\"107\" src=\"https:\/\/99developer.tech\/empower\/wp-content\/uploads\/2024\/20\/iso-1.jpg\" class=\"attachment-large size-large wp-image-11215\" alt=\"UN threading inserts\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0926b4b e-con-full e-flex e-con e-child\" data-id=\"0926b4b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0e9b840 elementor-widget elementor-widget-html\" data-id=\"0e9b840\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<table summary=\"UN threading inserts\">\r\n<caption>UN threading inserts<\/caption>\r\n<thead>\r\n<tr>\r\n<th rowspan=\"2\"><\/th><th rowspan=\"2\">I.C.<\/th><th>Pitch<\/th>\r\n<th colspan=\"2\"><a href=\"https:\/\/99developer.tech\/empower\/threading-tools\/order-code\/\">Ordering Code<\/a><\/th><th rowspan=\"2\">L<\/th><th rowspan=\"2\">X<\/th><th rowspan=\"2\">Y<\/th>\r\n<\/tr>\r\n<tr>\r\n<th>TPI<\/th><th>RH<\/th><th>LH<\/th> \r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr class=\"\">\r\n<td rowspan=\"17\" class=\"kong\">External UN<br><img decoding=\"async\" src=\"https:\/\/99developer.tech\/empower\/wp-content\/uploads\/2024\/20\/external.jpg\" alt=\"UN threading insert\"><\/td>\r\n<td class=\"qinlan\" rowspan=\"12\">3\/8\"<\/td>\r\n<td>32<\/td>\r\n<td>16ER32UN<\/td>\r\n<td>16EL32UN<\/td><td class=\"qinlan\" rowspan=\"12\">16.5<\/td>\r\n<td>0.8<\/td>\r\n<td>0.8<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>28<\/td>\r\n<td>16ER28UN<\/td>\r\n<td>16EL28UN<\/td>\r\n<td>0.8<\/td>\r\n<td>0.8<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>24<\/td>\r\n<td>16ER24UN<\/td>\r\n<td>16EL24UN<\/td>\r\n<td>0.8<\/td>\r\n<td>0.8<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>20<\/td>\r\n<td>16ER20UN<\/td>\r\n<td>16EL20UN<\/td>\r\n<td>0.8<\/td>\r\n<td>0.8<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>18<\/td>\r\n<td>16ER18UN<\/td>\r\n<td>16EL18UN<\/td>\r\n<td>0.8<\/td>\r\n<td>0.8<\/td>\r\n<\/tr>\r\n<tr class=\"\">\r\n<td>16<\/td>\r\n<td>16ER16UN<\/td>\r\n<td>16EL16UN<\/td>\r\n<td>0.8<\/td>\r\n<td>0.8<\/td>\r\n<\/tr>\r\n<tr class=\"\">\r\n<td>14<\/td>\r\n<td>16ER14UN<\/td>\r\n<td>16EL14UN<\/td>\r\n<td>1.2<\/td>\r\n<td>1.5<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>12<\/td>\r\n<td>16ER12UN<\/td>\r\n<td>16EL12UN<\/td>\r\n<td>1.2<\/td>\r\n<td>1.5<\/td>\r\n<\/tr>\r\n<tr class=\"\">\r\n<td>11<\/td>\r\n<td>16ER11UN<\/td>\r\n<td>16EL11UN<\/td>\r\n<td>1.2<\/td>\r\n<td>1.5<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>10<\/td>\r\n<td>16ER10UN<\/td>\r\n<td>16EL10UN<\/td>\r\n<td>1.2<\/td>\r\n<td>1.5<\/td>\r\n<\/tr>\r\n<tr class=\"\">\r\n<td>9<\/td>\r\n<td>16ER9UN<\/td>\r\n<td>16EL9UN<\/td>\r\n<td>1.2<\/td>\r\n<td>1.5<\/td>\r\n<\/tr>\r\n<tr class=\"\">\r\n<td>8<\/td>\r\n<td>16ER8UN<\/td>\r\n<td>16EL8UN<\/td>\r\n<td>1.2<\/td>\r\n<td>1.5<\/td>\r\n<\/tr>\r\n<tr class=\"\">\r\n<td class=\"qinlan\" rowspan=\"3\">1\/2\"<\/td>\r\n<td>7<\/td>\r\n<td>22ER7UN<\/td>\r\n<td>22EL7UN<\/td><td class=\"qinlan\" rowspan=\"3\">22<\/td>\r\n<td>2.0<\/td>\r\n<td>2.5<\/td>\r\n<\/tr>\r\n<tr class=\"\">\r\n<td>6<\/td>\r\n<td>22ER6UN<\/td>\r\n<td>22EL6UN<\/td>\r\n<td>2.2<\/td>\r\n<td>2.5<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>5<\/td>\r\n<td>22ER5UN<\/td>\r\n<td>22EL5UN<\/td>\r\n<td>1.8<\/td>\r\n<td>2.5<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td class=\"qinlan\" rowspan=\"3\">5\/8\"<\/td>\r\n<td>4.5<\/td>\r\n<td>27ER4.5UN<\/td>\r\n<td>27EL4.5UN<\/td><td class=\"qinlan\" rowspan=\"3\">27.5<\/td>\r\n<td>2.2<\/td>\r\n<td>3.2<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>4<\/td>\r\n<td>27ER4UN<\/td>\r\n<td>27EL4UN<\/td>\r\n<td>2.2<\/td>\r\n<td>3.2<\/td>\r\n<\/tr>\r\n<tr>\r\n<td class=\"cross\" colspan=\"8\">.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td rowspan=\"24\" class=\"kong\">Internal UN<br><img decoding=\"async\" src=\"https:\/\/99developer.tech\/empower\/wp-content\/uploads\/2024\/20\/internal.jpg\" alt=\"UN threading inserts\"><\/td>\r\n<td class=\"qinlan\" rowspan=\"7\">1\/4\"<\/td>\r\n<td>32<\/td>\r\n<td>11NR32UN<\/td>\r\n<td>11NL32UN<\/td><td class=\"qinlan\" rowspan=\"7\">11<\/td>\r\n<td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>28<\/td>\r\n<td>11NR28UN<\/td>\r\n<td>11NL28UN<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>24<\/td>\r\n<td>11NR24UN<\/td>\r\n<td>11NL24UN<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>20<\/td>\r\n<td>11NR20UN<\/td>\r\n<td>11NL20UN<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>18<\/td>\r\n<td>11NR18UN<\/td>\r\n<td>11NL18UN<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>16<\/td>\r\n<td>11NR16UN<\/td>\r\n<td>11NL16UN<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>14<\/td>\r\n<td>11NR14UN<\/td>\r\n<td>11NL14UN<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n\r\n<tr class=\"even\">\r\n<td class=\"qinlan\" rowspan=\"12\">3\/8\"<\/td>\r\n<td>32<\/td>\r\n<td>16NR32UN<\/td>\r\n<td>16NL32UN<\/td><td class=\"qinlan\" rowspan=\"12\">16.5<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>28<\/td>\r\n<td>16NR28UN<\/td>\r\n<td>16NL28UN<\/td><td>0.8<\/td>\r\n<td>0.8<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>24<\/td>\r\n<td>16NR24UN<\/td>\r\n<td>16NL24UN<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>20<\/td>\r\n<td>16NR20UN<\/td>\r\n<td>16NL20UN<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>18<\/td>\r\n<td>16NR18UN<\/td>\r\n<td>16NL18UN<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>16<\/td>\r\n<td>16NR16UN<\/td>\r\n<td>16NL16UN<\/td><td>0.8<\/td><td>0.8<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>14<\/td>\r\n<td>16NR14UN<\/td>\r\n<td>16NL14UN<\/td>\r\n<td>1.2<\/td>\r\n<td>1.5<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>12<\/td>\r\n<td>16NR12UN<\/td>\r\n<td>16NL12UN<\/td><td>1.2<\/td><td>1.5<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>11<\/td>\r\n<td>16NR11UN<\/td>\r\n<td>16NL11UN<\/td><td>1.2<\/td><td>1.5<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>10<\/td>\r\n<td>16NR10UN<\/td>\r\n<td>16NL10UN<\/td><td>1.2<\/td><td>1.5<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>9<\/td>\r\n<td>16NR9UN<\/td>\r\n<td>16NL9UN<\/td><td>1.2<\/td><td>1.5<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>8<\/td>\r\n<td>16NR8UN<\/td>\r\n<td>16NL8UN<\/td>\r\n<td>1.2<\/td><td>1.5<\/td>\r\n<\/tr>\r\n\r\n<tr class=\"even\">\r\n<td class=\"qinlan\" rowspan=\"3\">1\/2\"<\/td>\r\n<td>7<\/td>\r\n<td>22NR7UN<\/td>\r\n<td>22NL7UN<\/td><td class=\"qinlan\" rowspan=\"3\">22<\/td>\r\n<td>2.0<\/td>\r\n<td>2.5<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>6<\/td>\r\n<td>22NR6UN<\/td>\r\n<td>22NL6UN<\/td>\r\n<td>2.2<\/td>\r\n<td>2.5<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>5<\/td>\r\n<td>22NR5UN<\/td>\r\n<td>22NL5UN<\/td>\r\n<td>1.8<\/td>\r\n<td>2.5<\/td>\r\n<\/tr>\r\n\r\n<tr>\r\n<td class=\"qinlan\" rowspan=\"2\">5\/8\"<\/td>\r\n<td>4.5<\/td>\r\n<td>27NR4.5UN<\/td>\r\n<td>27NL4.5UN<\/td><td class=\"qinlan\" rowspan=\"3\">27.5<\/td>\r\n<td>2.2<\/td>\r\n<td>3.2<\/td>\r\n<\/tr>\r\n<tr class=\"even\">\r\n<td>4<\/td>\r\n<td>27NR4UN<\/td>\r\n<td>27NL4UN<\/td>\r\n<td>2.2<\/td>\r\n<td>3.2<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f9c2ca5 elementor-widget elementor-widget-reference_links_widget\" data-id=\"f9c2ca5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"reference_links_widget.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h5 class=\"sf-ref-title\">Reference:<\/h5><div class=\"sf-reference-links\"><\/div>\t\t<style>\n\t\t\t.sf-reference-links {\n\t\t\t\tdisplay: flex;\n\t\t\t\tflex-wrap: wrap;\n\t\t\t\tgap: 10px;\n\t\t\t\tmargin-top: 15px;\n\t\t\t}\n\n\t\t\t.sf-ref-link {\n\t\t\t\tdisplay: inline-flex;\n\t\t\t\talign-items: center;\n\t\t\t\tpadding: 8px 18px;\n\t\t\t\tbackground-color: #e5f2fc;\n\t\t\t\tcolor: #0072c6;\n\t\t\t\ttext-decoration: none;\n\t\t\t\tborder-radius: 999px;\n\t\t\t\tfont-size: 14px;\n\t\t\t\tfont-weight: 500;\n\t\t\t\tborder: 1px solid transparent;\n\t\t\t\ttransition: transform 0.3s ease;\n\t\t\t}\n\n\t\t\t.sf-ref-link:hover {\n\t\t\t\t\/* transform: translateY(-1px); *\/\n\t\t\t}\n\n\t\t\t.sf-link-icon {\n\t\t\t\tfont-size: 14px;\n\t\t\t\tcolor: #1f1f1f;\n\t\t\t\twidth: 14px;\n\t\t\t\theight: 14px;\n\t\t\t\tmargin-left: 10px;\n\t\t\t\tmargin-bottom: -5px;\n\t\t\t\ttransition: transform 0.3s ease;\n\t\t\t}\n\n\t\t\t.sf-ref-link:hover .sf-link-icon {\n\t\t\t\ttransform: translateX(4px);\n\t\t\t}\n\n\t\t\t@media (max-width: 600px) {\n\t\t\t\t.sf-ref-link {\n\t\t\t\t\tflex: 1 1 100%;\n\t\t\t\t\tjustify-content: space-between;\n\t\t\t\t}\n\t\t\t}\n\t\t<\/style>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"featured_media":4483,"template":"","class_list":["post-4505","threading-tools","type-threading-tools","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/99developer.tech\/empower\/wp-json\/wp\/v2\/threading-tools\/4505","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/99developer.tech\/empower\/wp-json\/wp\/v2\/threading-tools"}],"about":[{"href":"https:\/\/99developer.tech\/empower\/wp-json\/wp\/v2\/types\/threading-tools"}],"version-history":[{"count":10,"href":"https:\/\/99developer.tech\/empower\/wp-json\/wp\/v2\/threading-tools\/4505\/revisions"}],"predecessor-version":[{"id":11221,"href":"https:\/\/99developer.tech\/empower\/wp-json\/wp\/v2\/threading-tools\/4505\/revisions\/11221"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/99developer.tech\/empower\/wp-json\/wp\/v2\/media\/4483"}],"wp:attachment":[{"href":"https:\/\/99developer.tech\/empower\/wp-json\/wp\/v2\/media?parent=4505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}