{"id":24936,"date":"2025-12-05T12:05:00","date_gmt":"2025-12-05T19:05:00","guid":{"rendered":"https:\/\/coolingsourcethermal.com\/coolingsourcethermal.com\/NEW2025\/?page_id=24936"},"modified":"2026-02-12T12:02:07","modified_gmt":"2026-02-12T19:02:07","slug":"push-pin-heatsinks","status":"publish","type":"page","link":"https:\/\/coolingsourcethermal.com\/coolingsourcethermal.com\/NEW2025\/push-pin-heatsinks\/","title":{"rendered":"Push Pin Heatsinks"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column][vc_column_text][\/vc_column_text][vc_single_image image=&#8221;25153&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/2&#8243;][vc_column_text]<\/p>\n<h1>Extruded Push Pin heatsinks \/ Thermal Solutions<\/h1>\n<h3><strong>To buy, <a href=\"https:\/\/coolingsourcestore.com\/?s=push+pin&amp;post_type=product\"><u>click this link<\/u><\/a><\/strong><\/h3>\n<h3><strong>Vibration-Resistant Thermal Solutions for High-Reliability Electronics<\/strong><\/h3>\n<p>Cooling Source\u2019s <strong>CS867 Series extruded push-pin pin-fin heatsinks<\/strong>\u00a0are engineered for applications requiring <strong>mechanically secure attachment, repeatable thermal performance, and serviceability<\/strong>. The spring-loaded push-pin retention system maintains consistent interface pressure under shock, vibration, and thermal cycling\u2014making these solutions well suited for <strong>mission-critical electronics<\/strong>.<\/p>\n<p>Manufactured from high-conductivity aluminum with a black anodized finish, the pin-fin geometry provides <strong>omnidirectional airflow capability<\/strong>\u00a0and <strong>low system pressure drop<\/strong>, supporting efficient cooling in constrained or unpredictable airflow environments.<\/p>\n<p><strong>ITAR-controlled and defense-grade programs<\/strong>\u00a0can be supported through U.S.-based engineering oversight, controlled documentation, and compliant manufacturing pathways when required.<\/p>\n<p><strong>Best for:<\/strong>\u00a0processors, power ICs, FPGAs, industrial and telecom electronics.<\/p>\n<p>&nbsp;<\/p>\n<h3>Engineering Advantages<\/h3>\n<ul>\n<li>Secure push-pin mounting resists loosening from vibration<\/li>\n<li>Uniform spring-loaded contact pressure for stable thermal impedance<\/li>\n<li>Pin-fin architecture supports forced or natural convection<\/li>\n<li>Multiple fin heights for mechanical and thermal optimization<\/li>\n<li>Reworkable attachment minimizes PCB risk during service or upgrades<\/li>\n<li>Phase-change TIM improves interface consistency and repeatability<\/li>\n<\/ul>\n<h3>Defense &amp; High-Reliability Applications<\/h3>\n<ul>\n<li>Ruggedized embedded computing<\/li>\n<li>Communications and radar subsystems<\/li>\n<li>Industrial and aerospace electronics<\/li>\n<li>Control systems with vibration exposure<\/li>\n<li>Long-life platforms requiring serviceability<\/li>\n<\/ul>\n<h2>Technical Summary (CS867 Series)<\/h2>\n<p><strong>Material:<\/strong><\/p>\n<ul>\n<li>Aluminum extrusion (high thermal conductivity)<\/li>\n<li>Black anodized surface finish<\/li>\n<\/ul>\n<p><strong>Thermal Design:<\/strong><\/p>\n<ul>\n<li>Extruded pin-fin geometry<\/li>\n<li>Omnidirectional airflow compatibility<\/li>\n<li>Optimized surface area for low pressure drop<\/li>\n<\/ul>\n<p><strong>Mounting Method:<\/strong><\/p>\n<ul>\n<li>Tool-less spring-loaded push pins<\/li>\n<li>Even, repeatable mounting pressure<\/li>\n<li>PCB-safe, reworkable attachment<\/li>\n<\/ul>\n<p><strong>Interface Material:<\/strong><\/p>\n<ul>\n<li>Factory-supplied phase-change thermal interface material (TIM)<\/li>\n<\/ul>\n<p><strong>Configuration Options:<\/strong><\/p>\n<ul>\n<li>Multiple fin heights<\/li>\n<li>Standard off-the-shelf footprints<\/li>\n<li>Custom variants available upon request<\/li>\n<\/ul>\n<p><strong>Availability:<\/strong><\/p>\n<ul>\n<li>Production-ready, short lead times<\/li>\n<li>Volume manufacturing support available<\/li>\n<\/ul>\n<h2>\u00a0Comparison Table<\/h2>\n<h3>Push-Pin Mount vs. Screw-Mounted Heatsinks<\/h3>\n<table>\n<tbody>\n<tr>\n<td><strong>Feature \/ Criteria<\/strong><\/td>\n<td><strong>Push-Pin Mount<\/strong><\/td>\n<td><strong>Screw Mount<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>Installation Time<\/strong><\/td>\n<td>Tool-less, fast installation<\/td>\n<td>Slower, requires torque tools<\/td>\n<\/tr>\n<tr>\n<td><strong>Mounting Pressure<\/strong><\/td>\n<td>Spring-loaded, self-regulating<\/td>\n<td>Torque-dependent, operator-sensitive<\/td>\n<\/tr>\n<tr>\n<td><strong>Pressure Uniformity<\/strong><\/td>\n<td>Consistent across installations<\/td>\n<td>Can vary with torque accuracy<\/td>\n<\/tr>\n<tr>\n<td><strong>Vibration Resistance<\/strong><\/td>\n<td>Excellent (spring maintains preload)<\/td>\n<td>Good, but may loosen over time<\/td>\n<\/tr>\n<tr>\n<td><strong>Thermal Consistency<\/strong><\/td>\n<td>Highly repeatable thermal impedance<\/td>\n<td>Can vary with torque and washer stack<\/td>\n<\/tr>\n<tr>\n<td><strong>Reworkability<\/strong><\/td>\n<td>Easy removal and replacement<\/td>\n<td>Risk of PCB damage during rework<\/td>\n<\/tr>\n<tr>\n<td><strong>PCB Stress<\/strong><\/td>\n<td>Low, compliant attachment<\/td>\n<td>Higher localized stress<\/td>\n<\/tr>\n<tr>\n<td><strong>Assembly Cost<\/strong><\/td>\n<td>Lower (no tools, faster cycle time)<\/td>\n<td>Higher labor and tooling cost<\/td>\n<\/tr>\n<tr>\n<td><strong>Serviceability<\/strong><\/td>\n<td>Excellent<\/td>\n<td>Moderate<\/td>\n<\/tr>\n<tr>\n<td><strong>Best Use Case<\/strong><\/td>\n<td>High-volume, serviceable designs<\/td>\n<td>Permanent or heavy heatsinks<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Summary:<\/strong><br \/>\nPush-pin mounting offers <strong>greater consistency, lower assembly cost, and superior serviceability<\/strong>, while screw mounting is best reserved for <strong>heavy or permanent thermal assemblies<\/strong>.<\/p>\n<h2>Engineering Note<\/h2>\n<h3>Why Choose Push-Pin Mounting Over Screw Mounting?<\/h3>\n<p>Push-pin heatsink mounting is preferred in modern electronics where <strong>repeatability, vibration tolerance, and manufacturability<\/strong>\u00a0are critical.<\/p>\n<p><strong>Key engineering advantages:<\/strong><\/p>\n<ul>\n<li><strong>Self-regulating preload<\/strong><br \/>\nSpring-loaded push pins maintain consistent contact force, compensating for PCB tolerances, thermal expansion, and material stack-up.<\/li>\n<li><strong>Improved thermal repeatability<\/strong><br \/>\nEliminates torque variability that often leads to inconsistent thermal resistance in screw-mounted assemblies.<\/li>\n<li><strong>Reduced PCB risk<\/strong><br \/>\nNo over-torque condition, minimizing board flex, pad damage, or micro-fractures\u2014especially important for dense or thin PCBs.<\/li>\n<li><strong>Faster production and service cycles<\/strong><br \/>\nTool-less installation reduces assembly time and simplifies field replacement or rework.<\/li>\n<li><strong>Superior vibration performance<\/strong><br \/>\nMaintains constant preload under shock and vibration, making push-pin solutions ideal for <strong>industrial, telecom, and ruggedized electronics<\/strong>.<\/li>\n<\/ul>\n<p><strong>When to choose screw mounting:<\/strong><\/p>\n<ul>\n<li>Very large or heavy heatsinks<\/li>\n<li>Applications requiring rigid, permanent attachment<\/li>\n<li>Systems with thick metal substrates or chassis mounting<\/li>\n<\/ul>\n<p><strong>Need help selecting the right push-pin heatsink?<\/strong><br \/>\nCooling Source\u2019s engineers can assist with thermal modeling, airflow analysis, and product selection to ensure optimal performance for your application.[\/vc_column_text][\/vc_column][vc_column width=&#8221;1\/2&#8243;][vc_single_image image=&#8221;25158&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space height=&#8221;44&#8243;][vc_column_text]<a href=\"http:\/\/coolingsourcethermal.com\/contact-us\/\">Contact us<\/a><br \/>\n<a href=\"https:\/\/csiheatsinkonlinestore.com\/\">Purchase our heatsinks<\/a>[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text][\/vc_column_text][vc_single_image image=&#8221;25153&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221;][\/vc_column][\/vc_row][vc_row][vc_column width=&#8221;1\/2&#8243;][vc_column_text] Extruded Push Pin heatsinks \/ Thermal Solutions To buy, click this link Vibration-Resistant Thermal Solutions for High-Reliability Electronics Cooling Source\u2019s CS867 Series extruded push-pin pin-fin heatsinks\u00a0are engineered for applications requiring mechanically secure attachment, repeatable thermal performance, and serviceability. The spring-loaded&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-24936","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Push Pin Heatsinks - Heatsinks<\/title>\n<meta name=\"description\" content=\"Your local manufacturer of Folded Fin heatsinks and all types of heatsinks and Thermal Design solutions to fit your specific needs.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/coolingsourcethermal.com\/coolingsourcethermal.com\/NEW2025\/push-pin-heatsinks\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Push Pin Heatsinks - 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