S-91280A070 M6 x 40 mm ISO 4017, DIN 933 Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Enhanced load-bearing capacity with 110,000 psi tensile strength for reliable performance in demanding applications
- Superior corrosion resistance from black oxide coating, extending service life in industrial environments
- Optimized installation efficiency through external hex drive design providing secure tool engagement
- Precision threading compatibility with Class 6g fit ensuring consistent mating with standard nuts
- Robust mechanical properties from Class 8.8 steel construction with Rockwell C21 hardness
- Versatile coarse thread design with 1 mm pitch for rapid assembly in various materials
- Full regulatory compliance meeting international ISO 4017 standards and environmental directives
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these M6 hex head screws deliver exceptional reliability in machinery assembly, structural frameworks, and equipment manufacturing. The Class 8.8 steel construction provides optimal strength-to-weight ratio while the black oxide surface treatment resists corrosion in challenging environments. The fully threaded design with coarse 1 mm pitch ensures maximum grip length and vibration resistance, solving common loosening issues in dynamic load conditions. With external hex drive compatibility, these metric screws enable efficient installation using standard tools, reducing assembly time while maintaining ISO 4017 compliance for quality assurance across global projects.
Specification Summary & Compliance
Manufactured to ISO 4017 (DIN 933) specifications with Class 6g thread tolerance ensuring precise dimensional accuracy. The metric coarse threading (M6 x 1 mm) provides standardized compatibility while the 40 mm length offers versatile application range. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations guarantees safe usage across regulated industries. The Class 8.8 strength rating and Rockwell C21 hardness validate mechanical performance according to international fastener standards.
