S-90368A111 M4 DIN 466 Thumb Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 18-8 stainless steel construction with a protective black-oxide finish, ensuring long-term reliability in harsh environments.
• Excellent hand-tightening grip provided by the fully knurled round head, allowing for quick and secure fastening without tools.
• Reliable thread engagement with a Class 6H thread fit and coarse 0.7 mm pitch, enabling faster assembly and reduced cross-threading risks.
• Industry-standard compatibility through compliance with DIN 466 specifications, ensuring interchangeability and performance predictability.
• Enhanced durability and strength from the one-piece, fully threaded design in 18-8 stainless steel, resisting deformation under repeated use.
• Safe for sensitive applications as it is REACH and RoHS 3 compliant, free from hazardous substances.
• Optimized for metric systems with M4 x 0.7 mm right-hand threading, simplifying integration into global industrial equipment.

Professional Applications & Engineering Value

This M4 thumb nut is precision-engineered to address common assembly challenges in industrial settings. The black-oxide 18-8 stainless steel material offers exceptional resistance to rust and corrosion, making it ideal for outdoor, marine, or chemical-exposed applications where durability is critical. The fully knurled round head ensures a non-slip grip, enabling operators to tighten or loosen the nut quickly by hand—reducing tool dependency and assembly time in maintenance-heavy environments like machinery, electrical enclosures, and automotive components. With its coarse metric threading and Class 6H thread fit, it provides secure fastening with minimal effort, preventing loosening from vibrations. Fully compliant with DIN 466 standards, this thumb nut delivers consistent performance, ensuring reliability in precision-driven sectors such as manufacturing, electronics, and instrumentation.

Specification Summary & Compliance

This thumb nut features an M4 thread size with a 0.7 mm coarse pitch and Class 6H thread fit, ensuring precise dimensional accuracy per metric threading standards. It adheres to the DIN 466 manufacturing specification for thumb nuts, guaranteeing uniform quality and design. The component is fully threaded and right-hand oriented for standard applications. Compliance with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) confirms it is free from restricted hazardous substances, meeting environmental and safety regulations for industrial use.