S-91790A330 M4 x 6 mm DIN 964 Stainless Steel Slotted Oval Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Enhanced load distribution from the undercut oval head design, reducing surface damage during installation
• Reliable thread engagement with Class 6g fit and coarse 0.7 mm pitch for quick assembly and vibration resistance
• High tensile strength of 100,000 psi ensures dependable performance under mechanical stress
• Easy installation and removal using standard slotted drive tools, compatible with common workshop equipment
• Full thread coverage along the 6 mm length provides maximum grip and holding power
• Compliance with international standards including DIN 964, ensuring consistent quality and interchangeability

Professional Applications & Engineering Value

This M4 flat head screw delivers exceptional engineering value in demanding applications where corrosion resistance and mechanical integrity are critical. The 18-8 stainless steel material provides excellent durability against moisture, chemicals, and temperature variations, making it suitable for automotive assemblies, electronic enclosures, and machinery frames. The undercut oval head design allows for flush mounting while minimizing stress concentration on joined surfaces. With its coarse thread pitch and Class 6g thread fit, this fastener ensures rapid installation and secure fastening in sheet metal, plastic components, and structural frameworks, reducing assembly time and maintenance needs in industrial settings.

Specification Summary & Compliance

This metric screw features precise M4 x 0.7 mm coarse threading with Class 6g tolerance for consistent fit. Manufactured to DIN 964 specifications with a 90° countersink angle and fully threaded 6 mm length. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors.