S-97289A131 M18 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
- Superior corrosion resistance with 316 stainless steel construction for extended service life in harsh environments
- Space-saving thin profile (9mm height) enables installation in tight spaces without compromising strength
- Precision fine threading (1.5mm pitch) provides superior vibration resistance and secure fastening
- Reliable thread engagement with Class 6H fit ensures consistent performance and load distribution
- Industry-standard compliance with DIN 439B and ISO 4035 guarantees interchangeability and quality assurance
- Easy installation with standard external hex drive (27mm width) for efficient assembly with common tools
- Environmental compliance with RoHS 3 and REACH regulations for safe use across regulated industries
Professional Applications & Engineering Value
This M18 thin hex nut in 316 stainless steel addresses critical challenges in demanding industrial environments where corrosion resistance and space constraints are paramount. The fine pitch thread (1.5mm) provides enhanced vibration resistance, making it ideal for machinery, processing equipment, and marine applications where loosening under dynamic loads is a concern. The thin profile allows for installation in confined spaces while maintaining full thread engagement, solving clearance issues in compact assemblies. Manufactured to DIN 439B and ISO 4035 standards, this external hex drive nut ensures reliable performance in chemical processing, food manufacturing, and offshore applications where corrosion resistance and regulatory compliance are essential.
Specification Summary & Compliance
This metric thin hex nut features M18x1.5mm fine pitch threading with Class 6H thread fit tolerance according to ISO standards. The nut conforms to DIN 439B and ISO 4035 manufacturing specifications, ensuring dimensional accuracy and interchangeability. With dimensions of 27mm width and 9mm height, the component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for use across various regulated industries and applications.
