S-93031A115 M8 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 (4mm height) ideal for applications with limited clearance while maintaining full functionality
- Left-hand thread design provides secure fastening in counter-rotating systems and prevents accidental loosening
- Precision Class 6H thread fit ensures consistent engagement and reliable performance in critical assemblies
- Standard compliance with DIN 439B and ISO 4035 guarantees interchangeability and quality assurance
- External hex drive compatibility allows for easy installation using common tools with 13mm width for optimal torque transfer
- Environmental compliance with RoHS 3 and REACH regulations ensures safe use across regulated industries
Professional Applications & Engineering Value
This M8 left-hand thread hex nut delivers exceptional engineering value in applications requiring reverse-thread security and corrosion resistance. The 316 stainless steel composition provides superior protection against chemical exposure and marine environments, while the thin profile design solves space constraints in compact assemblies. The metric coarse thread with 1.25mm pitch ensures rapid installation and reliable performance in vibrating equipment, conveyor systems, and rotating machinery where standard right-hand threads might loosen. Meeting DIN 439B and ISO 4035 standards, this nut offers guaranteed dimensional accuracy for precision engineering applications across automotive, marine, and industrial equipment sectors.
Specification Summary & Compliance
This thin hex nut features M8 x 1.25mm left-hand metric coarse threads with Class 6H thread fit tolerance per ISO standards. The external hex drive measures 13mm across flats with 4mm height profile conforming to DIN 439B and ISO 4035 dimensional specifications. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring material safety and regulatory compliance for industrial applications worldwide.
