S-94545A220 M4 DIN 315 Thumb Nuts

Key Features & Benefits at a Glance

• Effortless manual tightening and loosening with the standard wing profile, eliminating the need for tools in quick assembly or disassembly scenarios.
• Superior corrosion resistance provided by 18-8 stainless steel material, ensuring long-term reliability in humid or corrosive industrial environments.
• Precise and secure thread engagement with Class 6H thread fit, reducing the risk of cross-threading and ensuring consistent clamping force.
• Broad compatibility with metric coarse thread systems due to M4 x 0.7mm right-hand thread, facilitating easy integration into existing equipment.
• Durability under frequent adjustments from the DIN 315 standard design, offering robust performance in applications requiring regular manual handling.
• Compliance with stringent environmental regulations including REACH and RoHS 3, making it suitable for global supply chains and eco-conscious industries.
• Optimized grip and handling with a 21.5mm width and 10.3mm height, allowing for comfortable and efficient operation by hand in tight spaces.

Professional Applications & Engineering Value

This M4 thumb nut is engineered to address common challenges in industrial settings where tool-free fastening is essential for efficiency and maintenance. Constructed from 18-8 stainless steel, it resists rust and corrosion, making it ideal for applications in machinery, electronics, and outdoor equipment exposed to moisture or chemicals. The coarse thread with a 0.7mm pitch ensures quick installation and removal, reducing downtime in assembly lines or field service. Its DIN 315 standard wing nut profile provides a reliable grip for manual tightening, solving issues of slippage and inadequate torque in confined areas. By incorporating a Class 6H thread fit, it maintains precise alignment, preventing thread damage and ensuring secure connections in vibrating environments. This nut is particularly valuable in sectors like automotive, aerospace, and consumer electronics, where manual fastening solutions enhance operational flexibility and reduce tool dependency.

Specification Summary & Compliance

This thumb nut adheres to precise dimensional standards, including a base diameter of 9 mm, width of 21.5 mm, and height of 10.3 mm, with thread specifications of M4 x 0.7 mm coarse, right-hand direction, and Class 6H thread fit per metric system requirements. It conforms to the DIN 315 standard for wing nuts, ensuring consistent quality and performance. Additionally, the product is compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, confirming its safety for use in various industrial applications without hazardous substances.