S-91294A292 M8 x 55 mm DIN 7991, ISO 10642 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional durability with Class 10.9 strength rating and 120,000 psi tensile strength for reliable performance in demanding applications
• Superior corrosion resistance through black-oxide coating on alloy steel, extending service life in various industrial environments
• Precise installation control with 5mm hex drive and standard flat head profile for flush mounting and secure fastening
• Optimal thread engagement with M8 coarse threading (1.25mm pitch) and Class 6g tolerance ensuring consistent performance
• Maximum holding power through full threading along the 55mm length, providing complete surface contact
• Enhanced material integrity with Rockwell C32 hardness, maintaining structural stability under heavy loads
• Global compliance assurance meeting DIN 7991/ISO 10642 standards and RoHS 3/REACH environmental regulations

Professional Applications & Engineering Value

This M8 flat head screw delivers critical engineering solutions where high-strength fastening and corrosion resistance are paramount. The black-oxide alloy steel construction combined with Class 10.9 strength rating addresses common industrial challenges including vibration resistance, material fatigue, and environmental degradation. The metric coarse threading (1.25mm pitch) ensures rapid installation and reliable performance in machinery, automotive assemblies, and structural frameworks. The fully threaded design provides uniform stress distribution, while the hex drive and flat head profile enable precise countersunk installation for flush surface applications. This fastener is particularly valuable in applications requiring compliance with European engineering standards and environmental regulations.

Specification Summary & Compliance

Manufactured to precise metric dimensions with Class 6g thread fit tolerance ensuring consistent performance. The fastener complies with DIN 7991/ISO 10642 manufacturing specifications for flat head screws and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance standards. The Class 10.9 strength grade certification guarantees mechanical properties including 120,000 psi tensile strength and Rockwell C32 hardness for reliable performance in industrial applications.