S-93625A510 M18 DIN 985 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance with nylon insert locking that maintains secure fastening under dynamic loads
• Excellent corrosion resistance thanks to 18-8 stainless steel construction for long service life in harsh environments
• Reliable high-temperature performance with nylon insert rated for continuous operation up to 220°F (105°C)
• Precision thread engagement with Class 6H thread fit ensuring consistent, accurate mating with mating components
• Standardized dimensions per DIN 985 specification for guaranteed compatibility and interchangeability
• Easy installation and removal with external hex drive design allowing standard wrench access
• Environmental compliance meeting RoHS 3 standards for restricted substance control

Professional Applications & Engineering Value

This M18 nylon insert lock nut delivers critical vibration-resistant fastening for demanding industrial applications where loosening under dynamic loads poses significant safety and performance risks. The 18-8 stainless steel construction provides exceptional corrosion resistance in chemical processing, marine, and outdoor equipment applications, while the precision Class 6H metric coarse threads ensure reliable engagement with mating components. The nylon insert locking mechanism creates consistent friction that maintains clamp load without damaging threads, making it ideal for machinery, automotive assemblies, and structural frameworks subject to continuous vibration. With its 220°F temperature rating and compliance with DIN 985 standards, this locknut offers engineers a verified solution for critical joints in manufacturing equipment, transportation systems, and industrial machinery.

Specification Summary & Compliance

Manufactured to DIN 985 specifications with Class 6H thread tolerance for precision fit. Features M18x2.5 coarse metric threads with right-hand orientation and standard external hex drive (27mm width). The nylon insert provides reliable locking performance up to 220°F maximum temperature. Compliant with RoHS 3 (2015/863/EU) environmental standards for hazardous substance restrictions.