{"product_id":"loctite-29031-green-wicking-grade-threadlocker-50-ml-mil-spec","title":"Loctite 29031 Green Wicking Grade Threadlocker – 50 mL (MIL-SPEC)","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eLoctite 29031 is a green wicking grade threadlocker designed for pre-assembled bolts up to 1\/2 inch. It uses capillary action to penetrate threads, helping lock components after the settings are complete. The formula also aids in sealing porosities within welds and porous metal parts, delivering a dependable seal alongside fastener security.\u003c\/p\u003e\n\u003cp\u003eThe product comes in a 50 mL bottle and features a mild odor, a characteristic common to this wicking family. The color-coding and flow properties are optimized for clean application in tight or pre-assembled assemblies, reducing the need for disassembly during maintenance or rework.\u003c\/p\u003e\n\n\u003ch2\u003eKey benefits and technical highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCapillary penetration\u003c\/strong\u003e – thread-to-thread bonding via capillary action for thorough thread coverage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedium-high strength\u003c\/strong\u003e – provides reliable lock after setting for assemblies that need resistance to vibration, without excessive permanent bonding.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePre-assembled compatibility\u003c\/strong\u003e – suitable for bolts up to 1\/2 inch, making it a practical choice during assembly or rework.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeals porosities and welds\u003c\/strong\u003e – helps minimize porosity leakage in welds and porous metal parts, adding a layer of protection against leaks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication range\u003c\/strong\u003e – ideal for instrumentation screws, electrical connectors, set screws, and other similar assemblies that require post-setting security.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e Certifications\u003c\/strong\u003e – Mil-S-46163A Type III, Grade R compliance and NSF\/ANSI 61 certification, supporting its suitability for specific standards and environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eReal-world usage scenarios\u003c\/h3\u003e\n\u003cp\u003eIn instrumentation panels, this threadlocker can secure set screws after alignment, helping maintain precise positions under routine vibration. In electrical assemblies, it provides a robust seal on threaded connections, while enabling secure, serviceable attachment for components that may require periodic disassembly. The green wicking grade is particularly helpful when components are pre-assembled and accessible only from one side, allowing the product to creep into threads and form a reliable bond without disassembly.\u003c\/p\u003e\n\n\u003ch3\u003eWhat to expect in practice\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEasy application with a mild odor typical of wicking formulations.\u003c\/li\u003e\n  \u003cli\u003ePost-setting security without excessive force on tight assemblies.\u003c\/li\u003e\n  \u003cli\u003eLonger-term integrity for metal parts and assemblies that experience vibration or thermal cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNote: Benefits described here are based on the data from the product description and standard industry use cases. Always follow the manufacturer’s instructions for surface preparation and application. Results can vary with substrate materials, surface cleanliness, and environmental conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is Loctite 29031 green wicking threadlocker used for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It penetrates threads by capillary action to lock assemblies after setting, providing medium-high strength for bolts up to 1\/2 inch and sealing porosities in welds and metal parts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this threadlocker certified for electronics or environmental use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it complies with Mil-S-46163A Type III, Grade R and is NSF\/ANSI 61 certified, indicating suitability for specific electrical and environmental applications when used as directed.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Loctite","offers":[{"title":"Default Title","offer_id":42465596309589,"sku":"B004FCH82C","price":28.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/loctite-29031-green-wicking-threadlocker-50ml.jpg?v=1778013622","url":"https:\/\/plentytorque.co.uk\/products\/loctite-29031-green-wicking-grade-threadlocker-50-ml-mil-spec","provider":"PlentyTorque","version":"1.0","type":"link"}