{"product_id":"304-stainless-steel-thin-jam-nuts-m6-m16-fine-thread-din439","title":"304 Stainless Steel Thin Jam Nuts M6–M16 Fine Thread DIN439","description":"\n\u003ch2\u003eJARBLUE 304 A2 Stainless Steel Thin Jam Nuts — DIN439 Fine Thread\u003c\/h2\u003e\n\u003cp\u003eKeep assemblies secure and precisely locked with these high-quality \u003cstrong\u003e304 (A2-70) stainless steel thin jam nuts\u003c\/strong\u003e. Engineered to the DIN439 standard, these flat hexagon nuts are ideal for fine-pitch applications where space is limited and a reliable locking solution is essential. Available in a range of metric sizes and pitches, they're a versatile addition to any toolbox or workshop.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 304 (A2-70) Stainless Steel — corrosion-resistant, durable, and long-lasting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard:\u003c\/strong\u003e DIN439 — flat hexagon thin jam nut profile\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize Range:\u003c\/strong\u003e M6, M8, M10, M12, M14, M16\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Pitch Options:\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003eM6: 0.75mm\u003c\/li\u003e\n      \u003cli\u003eM8: 0.75mm or 1mm\u003c\/li\u003e\n      \u003cli\u003eM10: 1mm or 1.25mm\u003c\/li\u003e\n      \u003cli\u003eM12: 1mm, 1.25mm, or 1.5mm\u003c\/li\u003e\n      \u003cli\u003eM14: 1mm or 1.5mm\u003c\/li\u003e\n      \u003cli\u003eM16: 1mm or 1.5mm\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack Size:\u003c\/strong\u003e 5 or 10 pieces per order\u003c\/li\u003e\n  \u003cli\u003eLow-profile hex design fits tight spaces with ease\u003c\/li\u003e\n  \u003cli\u003eFine thread pitch for precise adjustment and superior holding strength\u003c\/li\u003e\n  \u003cli\u003eSuitable for woodworking, mechanical assemblies, automotive, and DIY projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJARBLUE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e304 Stainless Steel (A2-70)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDIN439\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThin Jam Nut \/ Flat Hexagon Nut\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM6, M8, M10, M12, M14, M16\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Pitch\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.75 \/ 1 \/ 1.25 \/ 1.5 mm (varies by size)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 or 10 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/stainless-steel-self-tapping-screws-m2-2-m4-8-phillips-wood-hinge\"\u003e10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories Anti-Loosening\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is a thin jam nut and when should I use one?\u003c\/h4\u003e\n\u003cp\u003eA: A thin jam nut (also called a half nut or flat nut) is a low-profile hex nut used to lock a standard nut in place or to secure assemblies where reduced height clearance is required. These DIN439 thin jam nuts are ideal for fine-thread applications in mechanical, automotive, and woodworking projects where space is tight and a secure locking method is needed.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between fine thread and standard (coarse) thread nuts?\u003c\/h4\u003e\n\u003cp\u003eA: Fine thread nuts have a smaller pitch (fewer millimetres per thread turn) compared to coarse thread nuts. This means they offer greater clamping strength per rotation, reduced risk of loosening under vibration, and more precise axial adjustment — making them the preferred choice for precision machinery, thin materials, and applications requiring accurate positioning.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these nuts rust-resistant for outdoor or humid environments?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. These jam nuts are made from 304 (A2-70) stainless steel, which offers excellent corrosion resistance in most environments including damp conditions, moderate weather exposure, and chemical contact. They are a reliable choice for both indoor and outdoor use where rust prevention is important.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I order a specific size and pitch combination?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. Each listing allows you to select your preferred thread diameter (M6 through M16) and the corresponding available pitch. Simply choose your required size and pitch combination from the product options before adding to your cart.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is a thin jam nut and when should I use one?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A thin jam nut (also called a half nut or flat nut) is a low-profile hex nut used to lock a standard nut in place or to secure assemblies where reduced height clearance is required. 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