S-90370A201 M2 ISO 4035, DIN 439B Hex Nuts

Key Features & Benefits at a Glance

• Space-saving thin profile allows for reliable fastening in compact assemblies where standard nuts won't fit
• Precision Class 6H thread fit ensures smooth engagement with mating bolts, reducing cross-threading risks and assembly time
• External hex drive design provides excellent tool access for quick installation and removal with standard wrenches
• Robust metric coarse threading (M2 x 0.4 mm) offers superior resistance to vibration loosening in demanding applications
• Dual ISO 4035 and DIN 439B certification guarantees consistent dimensional accuracy and international quality standards
• Full RoHS 3 and REACH compliance eliminates hazardous substances, making them safe for global industrial and electronic use
• Right-hand thread direction enables intuitive installation following conventional fastening practices

Professional Applications & Engineering Value

This M2 thin hex nut delivers critical performance in space-constrained applications where every millimeter counts. The metric coarse thread with 0.4 mm pitch provides exceptional vibration resistance, preventing loosening in electronic enclosures, precision instruments, and compact machinery. Manufactured to ISO 4035 and DIN 439B specifications, these nuts maintain dimensional stability across high-volume production runs. The Class 6H thread fit ensures reliable mating with corresponding bolts, eliminating play while facilitating smooth assembly. The external hex drive offers superior torque transmission compared to internal drive alternatives, making them ideal for automated assembly systems and maintenance applications where tool access is limited.

Specification Summary & Compliance

This thin hex nut features M2 x 0.4 mm metric coarse thread with Class 6H thread fit per ISO standards. Dimensions include 4 mm width across flats and 1.2 mm height. Manufactured in compliance with ISO 4035 and DIN 439B specifications for dimensional accuracy. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and global market acceptance.