S-91938A187 M20 DIN 439B, ISO 4035 Hex Nuts
Hex Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Corrosion-resistant 18-8 stainless steel construction ensures long-term durability in harsh environments, reducing maintenance and replacement costs.
- Thin profile design (10mm height) saves space and weight in assemblies where clearance is limited, without compromising strength.
- Fine 2mm pitch and Class 6H thread fit provide superior vibration resistance and secure, precise fastening in high-stress applications.
- External hex drive (30mm width) offers excellent grip and ease of installation with standard tools, improving assembly efficiency.
- Compliance with DIN 439B and ISO 4035 standards guarantees dimensional accuracy and interchangeability for global engineering projects.
- RoHS 3 and REACH compliance ensures environmental safety and regulatory adherence, supporting sustainable manufacturing practices.
- Right-hand metric thread (M20) delivers reliable performance in standard industrial systems, ensuring broad compatibility.
Professional Applications & Engineering Value
This M20x2mm thin hex nut, crafted from 18-8 stainless steel, addresses critical challenges in industrial settings by combining corrosion resistance with a compact design. Its fine thread pitch and Class 6H thread fit enhance load distribution and prevent loosening under vibration, making it ideal for machinery, automotive, and precision equipment where reliability is paramount. The external hex drive simplifies installation in tight spaces, reducing assembly time and labor costs. By meeting DIN 439B and ISO 4035 standards, it ensures seamless integration into metric-based systems, providing engineers with a dependable solution for demanding fastening applications that require both strength and space efficiency.
Specification Summary & Compliance
This hex nut features an M20 thread size with a 2mm fine pitch and Class 6H thread fit per ISO standards, ensuring precise tolerance and reliable performance. Manufactured in compliance with DIN 439B and ISO 4035 for dimensional accuracy, it includes a 30mm width and 10mm height. The product adheres to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility in industrial use.
