{"id":8379,"date":"2026-09-18T16:46:13","date_gmt":"2026-09-18T08:46:13","guid":{"rendered":"https:\/\/gfmparts.com\/?post_type=product&#038;p=8379"},"modified":"2026-09-18T16:56:00","modified_gmt":"2026-09-18T08:56:00","slug":"excavator-boom-stick-arm-boss-bush-supplier","status":"publish","type":"product","link":"https:\/\/gfmparts.com\/pt\/product\/excavator-boom-stick-arm-boss-bush-supplier\/","title":{"rendered":"Bucha de fixa\u00e7\u00e3o do bra\u00e7o\/l\u00e2mina da escavadeira (venda por atacado)"},"content":{"rendered":"<p id=\"p-rc_c2f51f4d0b65cde8-41\" data-path-to-node=\"7\"><span data-path-to-node=\"7,0\"><strong>Boom Stick\/Arm Boss Bush<\/strong> components operate under extreme shear stress and dynamic friction during heavy-duty digging operations<\/span><span data-path-to-node=\"7,2\">. Installing precision-engineered <a href=\"https:\/\/gfmparts.com\/pt\/product\/pino-de-cacamba-de-escavadeira-55x300mm-fabricante-de-escavadeiras\/\"><b data-path-to-node=\"7,2\" data-index-in-node=\"34\">buchas de escavadeira<\/b><\/a> at these high-load pivot points effectively absorbs mechanical impact, reducing frame vibration and preventing costly wear on primary linkage structures<\/span><span data-path-to-node=\"7,4\">.<\/span><\/p>\n<ul data-path-to-node=\"8\">\n<li>\n<p data-path-to-node=\"8,0,0\"><b data-path-to-node=\"8,0,0\" data-index-in-node=\"0\">Sele\u00e7\u00e3o de materiais premium:<\/b> Our boss bushings are forged and machined from high-strength alloy steel grades, such as 40Cr and 20CrMnTi, ensuring superior yield strength and exceptional resistance against heavy shock loads.<\/p>\n<\/li>\n<li>\n<p id=\"p-rc_c2f51f4d0b65cde8-42\" data-path-to-node=\"8,1,0\"><span data-path-to-node=\"8,1,0,0\"><b data-path-to-node=\"8,1,0,0\" data-index-in-node=\"0\">Tratamento T\u00e9rmico Avan\u00e7ado:<\/b> Components undergo rigorous carburizing and induction quenching, achieving a deep surface hardness of <b data-path-to-node=\"8,1,0,0\" data-index-in-node=\"127\">HRC 58-62<\/b> with a hardened depth of <b data-path-to-node=\"8,1,0,0\" data-index-in-node=\"162\">2-5mm<\/b> for maximum wear resistance<\/span><span data-path-to-node=\"8,1,0,2\">.<\/span><\/p>\n<\/li>\n<li>\n<p id=\"p-rc_c2f51f4d0b65cde8-43\" data-path-to-node=\"8,2,0\"><span data-path-to-node=\"8,2,0,0\"><b data-path-to-node=\"8,2,0,0\" data-index-in-node=\"0\">Precision CNC Machining:<\/b> Internal lubrication channels, oil holes, and wall profiles are held to exact tolerances within <b data-path-to-node=\"8,2,0,0\" data-index-in-node=\"121\">\u00b10.01mm<\/b>, facilitating smooth pin rotation and optimal grease distribution<\/span><span data-path-to-node=\"8,2,0,2\">.<\/span><\/p>\n<\/li>\n<\/ul>\n<p id=\"p-rc_c2f51f4d0b65cde8-44\" data-path-to-node=\"9\"><span data-path-to-node=\"9,0\">By combining deep case-hardening with ultra-precise dimensional tolerances, our <a href=\"https:\/\/gfmparts.com\/pt\/product\/pino-de-cacamba-de-escavadeira-para-pecas-de-escavadeira\/\"><b data-path-to-node=\"9,0\" data-index-in-node=\"80\">buchas de ca\u00e7amba de escavadeira<\/b><\/a> minimize friction and extend equipment service intervals under harsh job site conditions<\/span><span data-path-to-node=\"9,2\">. These heavy-duty boss bushings feature universal design compatibility across major earthmoving brands, including Komatsu, Caterpillar, Hitachi, Volvo, Kobelco, Doosan, Kubota, Bobcat, Yanmar, Sany, LiuGong, XCMG, and Shantui<\/span><span data-path-to-node=\"9,4\">.<\/span><\/p>\n<h3><span style=\"color: #ff6600;\">Descri\u00e7\u00e3o do produto<\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong>Mat\u00e9ria-prima:<\/strong> 40CR<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Quantidade m\u00ednima:<\/strong>\u00a01 PC<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>M\u00e9todo de pagamento:<\/strong>\u00a0T\/T<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Marca:<\/strong>\u00a0GFM<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Doen\u00e7a:<\/strong>\u00a0Novo<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Cor:<\/strong>\u00a0Amarelo, Preto ou Personalizado<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Tempo de espera:<\/strong>\u00a030 dias<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Garantia:<\/strong>\u00a01 ano<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Servi\u00e7o:<\/strong>\u00a0OEM ou ODM<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Local de origem:<\/strong>\u00a0Fujian, China<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Aplicativo:<\/strong> Escavadora<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Embalagem:<\/strong>\u00a0Palete de madeira padr\u00e3o para exporta\u00e7\u00e3o<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #ff6600;\">Caracter\u00edsticas<\/span><\/h3>\n<ul>\n<li><b><\/b><span style=\"color: #000000;\"><strong><b>For\u00e7a inigual\u00e1vel: <\/b><\/strong>Forjado com materiais premium para suportar as cargas de trabalho mais pesadas.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Ajuste de precis\u00e3o: <\/b><\/strong>Projetado para uma conex\u00e3o firme e segura que reduz o desgaste.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Durabilidade extrema: <\/b><\/strong>O tratamento t\u00e9rmico avan\u00e7ado garante uma vida \u00fatil mais longa em condi\u00e7\u00f5es exigentes.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Resist\u00eancia \u00e0 corros\u00e3o: <\/b><\/strong>Revestimentos especiais protegem contra ferrugem e danos ambientais.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Substitui\u00e7\u00e3o sem esfor\u00e7o: <\/b><\/strong>Projetado para trocas r\u00e1pidas para manter suas opera\u00e7\u00f5es funcionando sem problemas.<b><\/b><\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">Invista em pinos de ca\u00e7amba GFM e experimente desempenho m\u00e1ximo e economia de custos a longo prazo.<\/span><\/p>\n<h5><span style=\"color: #ff6600;\">Medindo Dimens\u00f5es <\/span><\/h5>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-6785 aligncenter\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/06\/Excavator-Pin-design.png\" alt=\"Projeto do pino da escavadeira\" width=\"493\" height=\"478\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/06\/Excavator-Pin-design.png 691w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/06\/Excavator-Pin-design-300x291.png 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/06\/Excavator-Pin-design-600x582.png 600w\" sizes=\"(max-width: 493px) 100vw, 493px\" \/><\/p>\n<p><span style=\"color: #000000;\">Precisamos de tr\u00eas informa\u00e7\u00f5es essenciais:<\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\">Di\u00e2metro do pino;<\/span><\/li>\n<li><span style=\"color: #000000;\">Dist\u00e2ncia entre os centros dos pinos;<\/span><\/li>\n<li><span style=\"color: #000000;\">Dist\u00e2ncia de orelha a orelha (largura).<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"color: #000000;\">PASSO 1<\/span><\/strong><br \/>\n<span style=\"color: #000000;\">Pegue uma fita m\u00e9trica (2\u00aa prefer\u00eancia) e\/ou um paqu\u00edmetro (1\u00aa prefer\u00eancia).<\/span><br \/>\n<strong><span style=\"color: #000000;\">PASSO 2 <\/span><\/strong><br \/>\n<span style=\"color: #000000;\">Use uma ca\u00e7amba ou acess\u00f3rio existente que se encaixe perfeitamente no bra\u00e7o da escavadeira ou no engate r\u00e1pido da escavadeira.<\/span><br \/>\n<strong><span style=\"color: #000000;\">PASSO 3 <\/span><\/strong><br \/>\n<span style=\"color: #000000;\">Fa\u00e7a as medi\u00e7\u00f5es A, B, C, D, E com a maior precis\u00e3o poss\u00edvel<\/span><br \/>\n<span style=\"color: #000000;\"><strong>OBSERVA\u00c7\u00c3O:<\/strong> Na maioria dos casos, A = B e C = D, mas em alguns casos eles podem ser diferentes e \u00e9 melhor verificar novamente.<\/span><br \/>\n<span style=\"color: #000000;\"><strong>DICA:<\/strong> As medidas do di\u00e2metro dos pinos geralmente s\u00e3o em incrementos de 5 mm, embora seja comum que os pinos tenham 25 mm, 30 mm, 35 mm etc. No entanto, isso nem sempre acontece, ent\u00e3o entre em contato conosco se n\u00e3o tiver certeza.<\/span><\/p>\n<h3><span style=\"color: #ff6600;\">Especifica\u00e7\u00f5es<\/span><\/h3>\n<p><img decoding=\"async\" class=\"size-full wp-image-3109 aligncenter\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/excavator-bucket-pin-description.png\" alt=\"descri\u00e7\u00e3o do pino da ca\u00e7amba da escavadeira\" width=\"707\" height=\"339\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/excavator-bucket-pin-description.png 707w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/excavator-bucket-pin-description-300x144.png 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/excavator-bucket-pin-description-600x288.png 600w\" sizes=\"(max-width: 707px) 100vw, 707px\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Modelos de produtos<\/span><\/h3>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-3147\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/excavator-part-description-e1735350735761.png\" alt=\"descri\u00e7\u00e3o da pe\u00e7a da escavadeira\" width=\"856\" height=\"694\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/excavator-part-description-e1735350735761.png 856w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/excavator-part-description-e1735350735761-300x243.png 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/excavator-part-description-e1735350735761-768x623.png 768w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/excavator-part-description-e1735350735761-600x486.png 600w\" sizes=\"(max-width: 856px) 100vw, 856px\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Processo de produ\u00e7\u00e3o<\/span><\/h3>\n<p style=\"text-align: center;\"><iframe title=\"Reprodutor de v\u00eddeo do YouTube\" src=\"https:\/\/www.youtube.com\/embed\/exNGLSA9ihc?si=5tu4Kvio-YCthtjr\" width=\"1000\" height=\"563\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-3043 aligncenter\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u901a\u7528\u751f\u4ea7\u6d41\u7a0b-1-1024x648.jpg\" alt=\"processo de produ\u00e7\u00e3o de pe\u00e7as de escavadeira\" width=\"1024\" height=\"648\" srcset=\"\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-srcset=\"\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Embalagem e Envio<\/span><\/h3>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-6521\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-1024x648.jpg\" alt=\"Embalagem e Envio\" width=\"1024\" height=\"648\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-1024x648.jpg 1024w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-300x190.jpg 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-768x486.jpg 768w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-1536x973.jpg 1536w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-2048x1297.jpg 2048w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-600x380.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Vantagens da f\u00e1brica<\/span><\/h3>\n<p id=\"p-rc_c2f51f4d0b65cde8-45\" data-path-to-node=\"12\"><span data-path-to-node=\"12,0\">GFM is a specialized source manufacturer focused exclusively on precision machinery components and heavy equipment replacement parts since <b data-path-to-node=\"12,0\" data-index-in-node=\"139\">2011<\/b><\/span><span data-path-to-node=\"12,2\">. Over more than a decade, our facility has established integrated forging and machining workflows tailored to meet the strict demands of global B2B procurement partners and aftermarket suppliers<\/span><span data-path-to-node=\"12,4\">.<\/span><\/p>\n<ul data-path-to-node=\"13\">\n<li>\n<p id=\"p-rc_c2f51f4d0b65cde8-46\" data-path-to-node=\"13,0,0\"><span data-path-to-node=\"13,0,0,0\"><b data-path-to-node=\"13,0,0,0\" data-index-in-node=\"0\">15+ Years Industry Expertise:<\/b> Equipped with modern CNC turning centers, automatic heat-treatment furnaces, and surface finishing lines, GFM efficiently processes high-volume wholesale orders and custom OEM drawings<\/span><span data-path-to-node=\"13,0,0,2\">.<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,1,0\"><b data-path-to-node=\"13,1,0\" data-index-in-node=\"0\">Controle de qualidade rigoroso:<\/b> Every production lot undergoes spectral material verification, ultrasonic flaw detection, and coordinate measuring machine (CMM) inspection to ensure compliance with global quality standards.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"13,2,0\"><b data-path-to-node=\"13,2,0\" data-index-in-node=\"0\">Reliable Warranty &amp; Global Supply:<\/b> We back every structural component with a comprehensive factory warranty of at least <b data-path-to-node=\"13,2,0\" data-index-in-node=\"120\">1 ano ou 2.000 horas de opera\u00e7\u00e3o<\/b>.<\/p>\n<\/li>\n<\/ul>\n<p id=\"p-rc_c2f51f4d0b65cde8-47\" data-path-to-node=\"14\"><span data-path-to-node=\"14,0\">By combining large-scale manufacturing capacity with strict quality testing, GFM provides dependable replacement parts that seamlessly fit complex excavator arm assemblies<\/span><span data-path-to-node=\"14,2\">. Whether you require standard dimensions or customized boss bushing specifications, our engineering team ensures on-time delivery and reliable performance<\/span><span data-path-to-node=\"14,4\">.<\/span><\/p>\n<p id=\"p-rc_c2f51f4d0b65cde8-52\" data-path-to-node=\"23\"><span data-path-to-node=\"23,0\">Upgrade your heavy equipment component inventory with factory-direct boss bushings engineered for demanding job sites<\/span><span data-path-to-node=\"23,2\">. Contact the GFM team today to request complete product catalogs, discuss custom manufacturing specifications, or claim your <b data-path-to-node=\"23,2\" data-index-in-node=\"126\">amostra gr\u00e1tis<\/b> for technical testing<\/span><span data-path-to-node=\"23,4\">!<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"color: #000000;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2159\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u5fae\u4fe1\u56fe\u7247_20241202160325-1024x576.jpg\" alt=\"fabricante de pinos de dente de escavadeira\" width=\"767\" height=\"431\" srcset=\"\" sizes=\"(max-width: 767px) 100vw, 767px\" data-srcset=\"\" \/><\/span><\/p>","protected":false},"excerpt":{"rendered":"<ul>\n<li><span style=\"color: #000000;\">Qualidade garantida do produto<\/span><\/li>\n<li><span style=\"color: #000000;\">Fornecimento grande<\/span><\/li>\n<li><span style=\"color: #000000;\">Pre\u00e7os competitivos<\/span><\/li>\n<li><span style=\"color: #000000;\">A maioria das marcas e modelos<\/span><\/li>\n<li><span style=\"color: #000000;\">Equipe de Atendimento ao Cliente \u00datil<\/span><\/li>\n<li><span style=\"color: #000000;\">Suporte t\u00e9cnico profissional<\/span><\/li>\n<\/ul>","protected":false},"featured_media":8380,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_cat":[27,36],"product_tag":[],"class_list":{"0":"post-8379","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-parts","7":"product_cat-pin-bush","8":"desktop-align-left","9":"tablet-align-left","10":"mobile-align-left","11":"ast-product-gallery-layout-horizontal-slider","12":"ast-product-tabs-layout-horizontal","14":"first","15":"instock","16":"shipping-taxable","17":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.8 (Yoast SEO v23.9) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Excavator Boom Stick\/Arm Boss Bush Supplier: 100% Factory<\/title>\n<meta name=\"description\" content=\"Discover high durability excavator boom stick\/arm boss bush by GFM. Precision steel 15 year manufacturer 1 year warranty. Contact us for free samples!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/gfmparts.com\/pt\/product\/excavator-boom-stick-arm-boss-bush-supplier\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Wholesales Excavator Boom Stick\/Arm Boss Bush\" \/>\n<meta property=\"og:description\" content=\"Discover high durability excavator boom stick\/arm boss bush by GFM. Precision steel 15 year manufacturer 1 year warranty. 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