S-96445A350 M4 Thumb Nuts

Key Features & Benefits at a Glance

• Enhanced manual grip and torque application with knurled head texture, eliminating the need for tools in quick assembly/disassembly
• Superior corrosion resistance in demanding environments thanks to 18-8 Stainless Steel construction
• Increased stability and load distribution from the integrated flange, reducing the risk of surface damage and loosening
• Reliable and precise thread engagement ensured by the Class 6H thread fit and M4 x 0.7 mm coarse metric thread profile
• Streamlined installation from any angle with a fully threaded, right-hand design for versatile positioning
• Durable performance in industrial settings with compliance to REACH and RoHS 3 environmental standards
• Optimal space efficiency with a compact 7 mm height and 10 mm head diameter for confined assembly areas

Professional Applications & Engineering Value

This M4 thumb nut is engineered to solve common assembly challenges in industrial maintenance, electronics, and machinery where tool-free fastening is critical. The 18-8 Stainless Steel material provides excellent resistance to rust and corrosion, making it ideal for humid or chemically exposed environments. Its knurled flange design offers a secure grip, enabling operators to apply sufficient torque by hand without slippage, which speeds up adjustments and reduces assembly time. The fully threaded metric coarse thread with Class 6H tolerance ensures consistent, vibration-resistant connections in right-hand thread applications, from panel fastening to prototyping setups. By integrating a flanged base, it distributes clamping force evenly, protecting sensitive surfaces and enhancing joint integrity in repetitive-use scenarios.

Specification Summary & Compliance

This thumb nut features precise M4 x 0.7 mm coarse thread with Class 6H internal thread fit per metric standards, ensuring dimensional accuracy and reliable performance. Key dimensions include a collar diameter of 9 mm, collar height of 4 mm, head diameter of 10 mm, and overall height of 7 mm. The product is manufactured in compliance with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU), confirming its suitability for use in regulated industrial and electronic assemblies without hazardous substances.