{"id":3639,"date":"2018-01-04T10:23:30","date_gmt":"2018-01-04T10:23:30","guid":{"rendered":"https:\/\/engineernewsnetwork.com\/blog\/?p=3639"},"modified":"2018-01-04T10:23:30","modified_gmt":"2018-01-04T10:23:30","slug":"self-clinching-prevailing-torque-locknuts-prevent-mating-screws-from-loosening","status":"publish","type":"post","link":"https:\/\/www.engineernewsnetwork.com\/blog\/self-clinching-prevailing-torque-locknuts-prevent-mating-screws-from-loosening\/","title":{"rendered":"Self-clinching prevailing torque locknuts prevent mating screws from loosening"},"content":{"rendered":"<p>PEMHEX <span class=\"highlight highlight-blue\"><a href=\"https:\/\/engineernewsnetwork.com\/blog\/self-clinching-free-running-locknuts-with-modified-threads\/\">self-clinching<\/a><\/span> prevailing torque locknuts from <span class=\"highlight highlight-blue\"><a href=\"http:\/\/www.pemnet.com\" target=\"_blank\" rel=\"noopener\">PennEngineering<\/a><\/span> integrate a blue nylon hexagonal insert designed to prevent mating screws from loosening in service due to vibration, thermal cycling, or other application-related factors.<\/p>\n<p>The reusable locking element provides the necessary torque resistance to securely grip mating screws and allow for their repeated installation and removal over time.<br \/>\n<script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<ins class=\"adsbygoogle\" style=\"display: block; text-align: center;\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\" data-ad-client=\"ca-pub-7565662001938327\" data-ad-slot=\"7585079586\"><\/ins><br \/>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><br \/>\nThe primary advantage of this locking method is to greatly reduce the possibility of conductive debris being generated from repeated installation and removal of mating screws.<\/p>\n<p>Thread-locking torque performance is equivalent to applicable NASM25027 specifications.<\/p>\n<p>These PL steel and PLC stainless steel locknuts install permanently in thin steel or aluminium sheets ranging in thickness from .040-in to .070-in and l.0mm to 1.78mm.<\/p>\n<p>Shank lengths are .060-in and 1.53mm. Standard thread sizes are #4-40 through #10-32 and M3 through M5. Locking elements are blue in colour for unified fasteners and black for metric versions.<\/p>\n<p>During installation using a PEMSERTER or other standard press, the locknut\u2019s knurled collar embeds in the host sheet and displaces sheet material, which then fills the undercut cavity beneath the collar to permanently captivate the fastener in the sheet.<\/p>\n<p>The strong knurled collar effectively receives the installation force and resists torque, exhibiting spin resistance greatly exceeding the torque exerted by the self-locking feature.<\/p>\n<p>Both the self-clinching shank of the locknut and the undercut contribute to high pushout values.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PEMHEX self-clinching prevailing torque locknuts from PennEngineering integrate a blue nylon hexagonal insert designed to prevent mating screws from loosening in service due to vibration, thermal cycling, or other application-related factors. The reusable locking element provides the necessary torque resistance to securely grip mating screws and allow for their repeated installation and removal over time. &hellip;<\/p>\n","protected":false},"author":1,"featured_media":3640,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[105],"tags":[1741,736,412,1740],"class_list":["post-3639","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-design","tag-pemhex","tag-pemserter","tag-pennengineering","tag-self-clinching-prevailing-torque-locknuts"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Self-clinching prevailing torque locknuts prevent mating screws from loosening - Engineer News Network<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.engineernewsnetwork.com\/blog\/self-clinching-prevailing-torque-locknuts-prevent-mating-screws-from-loosening\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Self-clinching prevailing torque locknuts prevent mating screws from loosening - Engineer News Network\" \/>\n<meta property=\"og:description\" content=\"PEMHEX self-clinching prevailing torque locknuts from PennEngineering integrate a blue nylon hexagonal insert designed to prevent mating screws from loosening in service due to vibration, thermal cycling, or other application-related factors. The reusable locking element provides the necessary torque resistance to securely grip mating screws and allow for their repeated installation and removal over time. &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.engineernewsnetwork.com\/blog\/self-clinching-prevailing-torque-locknuts-prevent-mating-screws-from-loosening\/\" \/>\n<meta property=\"og:site_name\" content=\"Engineer News Network\" \/>\n<meta property=\"article:published_time\" content=\"2018-01-04T10:23:30+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.engineernewsnetwork.com\/blog\/wp-content\/uploads\/2018\/01\/PEM97-PEMHEX-hi.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"1200\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.engineernewsnetwork.com\\\/blog\\\/self-clinching-prevailing-torque-locknuts-prevent-mating-screws-from-loosening\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.engineernewsnetwork.com\\\/blog\\\/self-clinching-prevailing-torque-locknuts-prevent-mating-screws-from-loosening\\\/\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\\\/\\\/www.engineernewsnetwork.com\\\/blog\\\/#\\\/schema\\\/person\\\/4477342aea8e299c6a21761e513ea8e1\"},\"headline\":\"Self-clinching prevailing torque locknuts prevent mating screws from loosening\",\"datePublished\":\"2018-01-04T10:23:30+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.engineernewsnetwork.com\\\/blog\\\/self-clinching-prevailing-torque-locknuts-prevent-mating-screws-from-loosening\\\/\"},\"wordCount\":245,\"image\":{\"@id\":\"https:\\\/\\\/www.engineernewsnetwork.com\\\/blog\\\/self-clinching-prevailing-torque-locknuts-prevent-mating-screws-from-loosening\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.engineernewsnetwork.com\\\/blog\\\/wp-content\\\/uploads\\\/2018\\\/01\\\/PEM97-PEMHEX-hi.jpg\",\"keywords\":[\"PEMHEX\",\"PEMSERTER\",\"PennEngineering\",\"Self-clinching prevailing torque locknuts\"],\"articleSection\":[\"Design\"],\"inLanguage\":\"en-GB\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.engineernewsnetwork.com\\\/blog\\\/self-clinching-prevailing-torque-locknuts-prevent-mating-screws-from-loosening\\\/\",\"url\":\"https:\\\/\\\/www.engineernewsnetwork.com\\\/blog\\\/self-clinching-prevailing-torque-locknuts-prevent-mating-screws-from-loosening\\\/\",\"name\":\"Self-clinching prevailing torque locknuts prevent mating screws from loosening - 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