{"id":847833,"date":"2026-11-13T12:37:01","date_gmt":"2026-11-13T12:37:01","guid":{"rendered":"https:\/\/www.abnewswire.com\/pressreleases\/?p=847833"},"modified":"2026-11-13T12:37:01","modified_gmt":"2026-11-13T12:37:01","slug":"five-key-steps-ensure-safe-bom-revisions-for-sems-screws","status":"publish","type":"post","link":"https:\/\/www.abnewswire.com\/pressreleases\/five-key-steps-ensure-safe-bom-revisions-for-sems-screws_847833.html","title":{"rendered":"Five Key Steps Ensure Safe BOM Revisions for Sems Screws"},"content":{"rendered":"<p style=\"text-align: justify;\"><strong>Dongguan City, Guangdong Province, China &#8211; November 13, 2026 &#8211;&nbsp;<\/strong><\/p>\n<p style=\"text-align: justify;\">1. Verify stack\u2011height dimension equivalence<\/p>\n<p style=\"text-align: justify;\">When you replace separate screw + washer stack with <a rel=\"nofollow\" class=\"aicc_link\" href=\"https:\/\/www.fasteneryh.com\/sems-screws\/\">SEMS screws<\/a>, compare total thickness of captive\u2011washer assembly versus your original loose\u2011washer stack. \u2011 If SEMS washer stack height is thicker, effective screw engagement length shrinks, which lowers clamping force. \u2011 If stack height is thinner, pre\u2011load value deviates from original design target. Do not only compare screw thread length; measure full head\u2011plus\u2011washer stack dimension, confirm it matches original design space.<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\"aicc_img\" src=\"https:\/\/ecdn6.globalso.com\/upload\/p\/5776\/image_other\/2026-06\/img_0385.jpg\" alt=\"IMG_0385.jpg\" width=\"300\" height=\"300\" \/><\/p>\n<p style=\"text-align: justify;\">2. Carry out vibratory\u2011bowl feeding validation (for automated lines)<img loading=\"lazy\" decoding=\"async\" class=\"aicc_img\" src=\"https:\/\/ecdn6.globalso.com\/upload\/p\/5776\/image_other\/2026-08\/img-msi97w38-9757e8e9.png\" alt=\"img-msi97w38-9757e8e9.png\" width=\"300\" height=\"300\" \/><\/p>\n<p style=\"text-align: justify;\">If your workshop runs automatic screwing equipment, sample SEMS screws must go through real bowl\u2011feeder testing. Integrated washer adds outer\u2011diameter profile changes. Even if thread and head look similar to old discrete screws, it may cause orientation jamming or high reject\u2011rate inside feeding rails. Feeding test cannot be substituted by drawing\u2011paper review only.<\/p>\n<p style=\"text-align: justify;\">3. Re\u2011calibrate torque setting after replacement<\/p>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\"aicc_img\" src=\"https:\/\/ecdn6.globalso.com\/upload\/p\/5776\/image_other\/2026-08\/img-msi97ymg-fb659fa0.png\" alt=\"img-msi97ymg-fb659fa0.png\" width=\"300\" height=\"300\" \/><\/p>\n<p style=\"text-align: justify;\">The captive\u2011washer contact friction condition of SEMS screws differs from manually stacked loose washers. Even using identical thread specification, your original torque parameter for discrete screw\u2011washer may no longer apply. Run torque\u2011versus\u2011clamping\u2011force test on real product work\u2011pieces, adjust screwdriver parameter before full\u2011scale change\u2011over.<\/p>\n<p style=\"text-align: justify;\">4. Confirm washer\u2011type matches original functional requirement<\/p>\n<p style=\"text-align: justify;\">Do not simply pick random off\u2011the\u2011shelf SEMS screws.<\/p>\n<ul style=\"text-align: justify;\">\n<li>If old design uses spring\u2011washer for anti\u2011vibration pre\u2011load: you must select double\u2011washer SEMS variant with spring\u2011washer built\u2011in. Single flat\u2011washer SEMS will lose anti\u2011loosening function.<\/li>\n<li>If original design only needs pressure distribution without anti\u2011vibration requirement: single flat\u2011washer SEMS works fine. Mismatched washer configuration leads to hidden field\u2011failure risk after product shipment.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\"aicc_img\" src=\"https:\/\/ecdn6.globalso.com\/upload\/p\/5776\/image_other\/2026-06\/1-4.png\" alt=\"1.png\" width=\"400\" height=\"200\" \/><\/p>\n<p style=\"text-align: justify;\">5. Pilot\u2011phase partial\u2011lot trial before full\u2011BOM swap<\/p>\n<p style=\"text-align: justify;\">For mature mass\u2011production products, avoid 100% immediate switch\u2011over. \u2011 Arrange partial\u2011lot pilot production using new SEMS screws, keep old discrete screw\u2011washer stock as backup. \u2011 Monitor assembly\u2011defect rate, feeding performance and finished\u2011product reliability for several production batches. \u2011 Only after pilot\u2011run data proves stable performance can you fully update official BOM and phase\u2011out old discrete\u2011fastener SKUs.<\/p>\n<p style=\"text-align: justify;\">Final take\u2011away<\/p>\n<p style=\"text-align: justify;\">Adopting SEMS screws is an effective way to reduce washer\u2011related assembly defects and consolidate BOM items. But it is not a zero\u2011risk quick fix. Treat it as a formal component\u2011change project: dimension check, feeding test, torque calibration and pilot\u2011lot verification are indispensable steps. Communicate your original stack\u2011height, anti\u2011vibration requirement and production\u2011line setup with fastener suppliers in advance to avoid costly mass\u2011production incidents.<\/p>\n<p style=\"text-align: justify;\"><strong>About us<\/strong><\/p>\n<p style=\"text-align: justify;\">YH-Fasteners is a professional hardware manufacturing enterprise integrating production, research and development, sales and service. It specializes in the production and customization of screws, wrenches and positioning beads.<\/p>\n<p><span style='font-size:18px !important;'>Media Contact<\/span><br \/><strong>Company Name:<\/strong> <a href=\"https:\/\/www.abnewswire.com\/companyname\/fasteneryh.com_193967.html\" rel=\"nofollow\">YH-Fasteners<\/a><br \/><strong>Contact Person:<\/strong> Media Relations<br \/><strong>Email:<\/strong> <a href=\"https:\/\/www.abnewswire.com\/email_contact_us.php?pr=five-key-steps-ensure-safe-bom-revisions-for-sems-screws\" rel=\"nofollow\">Send Email<\/a><br \/><strong>Country:<\/strong> China<br \/><strong>Website:<\/strong> <a href=\"https:\/\/www.fasteneryh.com\/\" target=\"_blank\" rel=\"nofollow\">https:\/\/www.fasteneryh.com\/<\/a><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.abnewswire.com\/press_stat.php?pr=five-key-steps-ensure-safe-bom-revisions-for-sems-screws\" alt=\"\" width=\"1px\" height=\"1px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dongguan City, Guangdong Province, China &#8211; November 13, 2026 &#8211;&nbsp; 1. Verify stack\u2011height dimension equivalence When you replace separate screw + washer stack with SEMS screws, compare total thickness of captive\u2011washer assembly versus your original loose\u2011washer stack. \u2011 If SEMS &hellip; <a href=\"https:\/\/www.abnewswire.com\/pressreleases\/five-key-steps-ensure-safe-bom-revisions-for-sems-screws_847833.html\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[401,410,403,404,416],"tags":[],"class_list":["post-847833","post","type-post","status-publish","format-standard","hentry","category-Business","category-Manufacturing-Industry","category-UK","category-US","category-World"],"_links":{"self":[{"href":"https:\/\/www.abnewswire.com\/pressreleases\/wp-json\/wp\/v2\/posts\/847833","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.abnewswire.com\/pressreleases\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.abnewswire.com\/pressreleases\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.abnewswire.com\/pressreleases\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.abnewswire.com\/pressreleases\/wp-json\/wp\/v2\/comments?post=847833"}],"version-history":[{"count":0,"href":"https:\/\/www.abnewswire.com\/pressreleases\/wp-json\/wp\/v2\/posts\/847833\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.abnewswire.com\/pressreleases\/wp-json\/wp\/v2\/media?parent=847833"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.abnewswire.com\/pressreleases\/wp-json\/wp\/v2\/categories?post=847833"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.abnewswire.com\/pressreleases\/wp-json\/wp\/v2\/tags?post=847833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}