S-97289A123 M8 DIN 439B; ISO 4035 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction
• Precise thread engagement with Class 6H tolerance for reliable, vibration-resistant assemblies
• Space-saving thin profile (4mm height) ideal for applications with limited clearance
• Extra fine 0.75mm pitch enables finer adjustments and improved load distribution
• Standard-compliant performance meeting DIN 439B and ISO 4035 for guaranteed interchangeability
• Easy installation with standard 13mm external hex drive using common tools
• Environmental compliance with RoHS 3 and REACH regulations for safe industrial use

Professional Applications & Engineering Value

This M8 thin hex nut with extra fine thread pitch is engineered for precision applications where standard fasteners fall short. The 316 stainless steel material provides exceptional resistance to chemicals, saltwater, and industrial atmospheres, making it ideal for marine equipment, chemical processing plants, and food machinery. The Class 6H thread fit ensures minimal backlash and secure fastening in high-vibration environments, while the reduced nut profile solves space constraints in compact assemblies. Manufactured to DIN 439B and ISO 4035 standards, these nuts deliver reliable performance in precision instruments, optical equipment, and adjustable mechanisms requiring fine thread adjustments.

Specification Summary & Compliance

This metric thin hex nut features M8 x 0.75mm extra fine thread with Class 6H thread fit tolerance, right-hand thread direction, and external hex drive. Dimensions include 13mm width and 4mm height per DIN 439B and ISO 4035 specifications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide.