S-91294A335 M10 x 40 mm DIN 7991, ISO 10642 Alloy Steel Hex Drive Flat Head Screws

Key Features & Benefits at a Glance

• Exceptional strength and reliability with Class 10.9 rating and 120,000 psi tensile strength, ideal for high-stress industrial applications
• Superior corrosion resistance provided by black-oxide coating on alloy steel, extending service life in harsh environments
• Optimized installation efficiency through 6mm hex drive design and fully threaded construction for quick, secure fastening
• Precise thread engagement with M10 x 1.5mm coarse pitch and Class 6g thread fit, ensuring consistent performance and vibration resistance
• Enhanced material durability from Rockwell C32 hardness, maintaining structural integrity under heavy loads
• Streamlined flush mounting with standard 90° flat head profile, creating smooth surfaces in assembled components
• Global compliance assurance meeting DIN 7991/ISO 10642 specifications for international project compatibility

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these M10 flat head screws deliver critical performance advantages in machinery assembly, structural frameworks, and heavy equipment manufacturing. The black-oxide alloy steel construction provides essential corrosion protection where environmental factors threaten fastener integrity, while the Class 10.9 strength rating ensures reliable performance under dynamic loads and vibration. The combination of fully threaded metric coarse pitch design with hex drive installation enables rapid assembly in time-sensitive production environments. These high-strength fasteners solve common engineering challenges including joint failure, corrosion-induced deterioration, and installation inefficiency—making them ideal for automotive, construction, and industrial machinery applications where durability and precision are paramount.

Specification Summary & Compliance

This metric flat head screw features precise M10 x 1.5mm coarse threading with Class 6g thread fit tolerance according to ISO standards. Manufacturing complies with DIN 7991 and ISO 10642 specifications, ensuring dimensional accuracy and performance consistency. The fastener meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements, confirming environmental responsibility and material safety standards for global industrial use.