S-90368A200 M4 DIN 466 Thumb Nuts

Key Features & Benefits at a Glance

• Tool-free installation and adjustment with knurled round head design for superior manual grip in tight spaces
• Exceptional corrosion resistance from 18-8 stainless steel construction, ideal for humid or demanding industrial environments
• Precision thread engagement with Class 6H fit ensuring reliable, vibration-resistant fastening in metric assemblies
• Quick assembly efficiency through coarse M4 x 0.7 mm threading that reduces installation time by 30% compared to fine threads
• Standardized compatibility with DIN 466 specifications for seamless integration into existing European equipment and designs
• Enhanced durability with fully threaded design distributing load evenly across the entire nut height
• Environmental compliance assurance meeting RoHS 3 and REACH regulations for safe use in regulated industries

Professional Applications & Engineering Value

This M4 thumb nut solves critical assembly challenges in industries where tool access is limited and corrosion resistance is paramount. The 18-8 stainless steel construction provides excellent protection against rust and chemical exposure in manufacturing, marine, and food processing applications. The knurled round head offers superior grip for manual tightening in confined spaces, eliminating the need for specialized tools and reducing assembly time. With its coarse 0.7 mm pitch metric threading and Class 6H thread fit, this fastener ensures quick engagement and reliable performance in vibration-prone environments. The DIN 466 standard compliance guarantees interchangeability with existing European machinery, making it an ideal solution for maintenance, repair, and OEM applications requiring standardized metric thumb nuts with consistent performance.

Specification Summary & Compliance

This thumb nut features precision M4 x 0.7 mm coarse threading with Class 6H thread fit per ISO metric standards, ensuring dimensional accuracy and reliable performance. Manufactured to DIN 466 specifications with fully threaded design, 8 mm collar diameter, and 16 mm head diameter. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting the latest substance restriction requirements for industrial applications.