S-93760A118 M20 DIN 935 Locknuts

Key Features & Benefits at a Glance

• Secure locking mechanism with 4mm cotter pin prevents loosening under extreme vibration and dynamic loads
• Class 8 strength rating ensures reliable performance in high-stress industrial applications
• DIN 935 compliance guarantees standardized dimensions and interchangeability across equipment
• Coarse metric thread (M20x2.5) enables faster assembly and reduced cross-threading risks
• External hex drive design provides superior torque transmission with standard tools
• RoHS 3 compliance meets environmental regulations for safe use in regulated industries
• Class 6H thread fit maintains precise engagement while accommodating minor misalignments

Professional Applications & Engineering Value

This M20 locknut with cotter pin locking delivers critical safety in machinery subjected to rotational forces and vibration. The Class 8 steel construction withstands heavy dynamic loads in construction equipment, agricultural machinery, and transportation systems. Its external hex drive allows high-torque installation while the 4mm cotter pin provides positive mechanical locking where bolt failure could cause catastrophic damage. The metric coarse thread ensures rapid installation in field maintenance scenarios, making it ideal for industrial fasteners requiring both strength and verified safety retention.

Specification Summary & Compliance

Manufactured to DIN 935 standards with Class 6H thread fit tolerance. Features M20x2.5 right-hand metric coarse threads, 30mm width across flats, and 22mm height. Compatible with 4mm diameter cotter pins through 4.5mm wide slots with 6mm minimum depth. Fully compliant with RoHS 3 (2015/863/EU) environmental directives.