S-93760A131 M12 DIN 935 Locknuts
Locknuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance through positive mechanical locking with cotter pin, preventing loosening in high-stress environments
- Exceptional strength and durability with Class 8 steel construction, ensuring reliable performance under heavy loads
- Precise thread engagement with Class 6H metric fine thread (M12 x 1.5mm) for secure, accurate fitting
- Easy installation and removal using standard external hex drive (19mm width) with common tools
- Permanent fastening solution with integrated cotter pin slots (3.2mm pin diameter) for critical safety applications
- Industry-standard compliance with DIN 935 specifications, ensuring interchangeability and reliability
- Environmental responsibility with RoHS 3 compliance, meeting strict European regulatory standards
Professional Applications & Engineering Value
This Class 8 steel locknut with cotter pin locking mechanism provides essential security for industrial applications where vibration-induced loosening poses significant safety risks. The M12 x 1.5mm fine thread with Class 6H fit ensures precise engagement in machinery, automotive assemblies, and structural frameworks. Engineered to DIN 935 standards, this external hex locknut delivers reliable performance in heavy equipment, agricultural machinery, and transportation systems where permanent fastening is critical. The integrated cotter pin slot (accommodating 3.2mm pins) creates a positive mechanical lock that withstands extreme vibration and dynamic loads, making it ideal for industrial applications requiring fail-safe connections.
Specification Summary & Compliance
This metric locknut features M12 x 1.5mm fine threads with Class 6H thread fit tolerance, right-hand thread direction, and standard external hex drive (19mm width, 15mm height). Manufactured to DIN 935 specifications with cotter pin slots designed for 3.2mm diameter pins (minimum slot depth: 5mm, width: 3.5mm). Constructed from Class 8 steel for high strength applications and fully compliant with RoHS 3 (2015/863/EU) environmental standards.
