S-91180A912 M16 x 20 mm ISO 8676, DIN 961 Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Medium-Strength Metric Class 8.8 Steel Hex Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc plating for extended service life in harsh industrial environments
- High tensile strength performance with Class 8.8 rating and 110,000 psi capacity for demanding applications
- Precise thread engagement with Class 6h fit and fine 1.5mm pitch ensuring secure, vibration-resistant connections
- Easy installation and removal with standard 24mm hex head design compatible with common tools
- Full thread coverage along the 20mm length provides maximum grip and load distribution
- Regulatory compliance assurance meeting RoHS 3 and REACH environmental standards
- Consistent dimensional accuracy manufactured to ISO 8676 and DIN 961 specifications
Professional Applications & Engineering Value
This M16 hex head screw delivers exceptional engineering value for industrial assembly applications where reliability is critical. The Class 8.8 steel construction provides the necessary tensile strength for structural connections, machinery components, and heavy equipment assembly. The fine 1.5mm thread pitch offers superior vibration resistance compared to coarse threads, making it ideal for dynamic load applications. The zinc plated finish creates a protective barrier against corrosion in challenging environments, while the external hex drive design ensures straightforward installation with standard tools. These metric screws are engineered to maintain clamping force under stress, preventing joint failure in critical applications across manufacturing, construction, and automotive industries.
Specification Summary & Compliance
Manufactured to precise Class 6h thread fit tolerance standards with M16 x 1.5mm fine thread configuration and 20mm length. Complies with ISO 8676 and DIN 961 manufacturing specifications, ensuring dimensional consistency and performance reliability. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements for environmental safety. The Class 8.8 strength rating corresponds to 110,000 psi tensile strength and Rockwell C21 hardness, providing certified mechanical performance for industrial applications.
