S-93031A135 M12 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 in harsh environments thanks to 316 stainless steel construction
- Reliable reverse-thread security for applications where standard right-hand threads would loosen from counter-rotational forces
- Space-saving thin profile (6mm height) ideal for tight clearance assemblies without compromising strength
- Precise fine thread engagement (1.5mm pitch) providing superior vibration resistance and load distribution
- Guaranteed dimensional accuracy and interchangeability through compliance with DIN 439B and ISO 4035 standards
- Consistent high-quality fit ensured by the Class 6H thread tolerance for reliable assembly
- Safe for regulated industries with full compliance to RoHS 3 and REACH environmental directives
Professional Applications & Engineering Value
This M12 left-hand thread hex nut delivers critical engineering value in applications prone to rotational loosening. Manufactured from 316 stainless steel, it offers exceptional resistance to chemicals, saltwater, and industrial atmospheres, solving corrosion-related failure points in marine, chemical processing, and food industry equipment. The thin hex nut profile and fine thread pitch provide a secure, low-profile fastening solution for compact machinery and assemblies where space is constrained. The external hex drive allows for high-torque installation with standard tools, ensuring efficient maintenance and assembly. Its compliance with international standards like DIN 439B and ISO 4035 guarantees reliability and interchangeability in global supply chains, making it an essential industrial fastener for demanding mechanical systems.
Specification Summary & Compliance
This nut features a Metric M12 x 1.5mm left-hand thread with a Class 6H thread fit ensuring precision and consistency. It conforms to dimensional specifications outlined in DIN 439B and ISO 4035 standards. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to strict environmental and safety standards for industrial components.
