S-90370A202 M2.5 ISO 4035, DIN 439B Hex Nuts

Key Features & Benefits at a Glance

• Space-saving thin profile with 1.6 mm height for applications with limited clearance while maintaining full thread engagement
• Reliable coarse threading with 0.45 mm pitch provides faster assembly and reduced cross-threading risk in industrial environments
• Precision Class 6H thread fit ensures consistent mating with bolts and prevents loosening under vibration
• Standardized external hex drive offers compatibility with common wrench tools for efficient installation and removal
• Dual certification compliance with ISO 4035 and DIN 439B guarantees interchangeability and quality across global applications
• Environmental responsibility through RoHS 3 and REACH compliance for safe use in regulated industries
• Optimized 5 mm width provides sufficient wrenching surface while minimizing overall component weight

Professional Applications & Engineering Value

This M2.5 thin hex nut delivers exceptional value in compact assemblies where space optimization is critical. The metric coarse thread configuration (0.45 mm pitch) significantly reduces installation time while providing superior resistance to vibration-induced loosening - a common challenge in automotive electronics, precision instrumentation, and compact machinery. Manufactured to ISO 4035 and DIN 439B standards, this Class 6H thread fit ensures perfect compatibility with corresponding metric bolts, eliminating tolerance stack-up issues in multi-component assemblies. The thin profile design (1.6 mm height) enables use in tightly spaced PCB mountings, sensor housings, and miniature mechanical systems where standard hex nuts would be prohibitively bulky.

Specification Summary & Compliance

This precision metric hex nut features M2.5 x 0.45 mm coarse thread with Class 6H thread fit tolerance per ISO standards. The external hex drive configuration measures 5 mm across flats with a 1.6 mm height profile. Manufacturing and quality control adhere to ISO 4035 and DIN 439B specifications for dimensional accuracy and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial applications.