S-90274A216 M4 x 6 mm DIN 963, ISO 2009 Steel Slotted Flat Head Screws

Key Features & Benefits at a Glance

• Enhanced Corrosion Resistance: Zinc-plated steel construction provides reliable protection against rust and environmental degradation, extending service life in demanding conditions.
• Superior Tensile Strength: With a 60,000 psi tensile strength and Rockwell B71 hardness, this screw offers exceptional load-bearing capacity and resistance to stripping or shearing.
• Optimized Thread Engagement: M4 x 0.7mm coarse pitch threading ensures quick, secure installation and robust holding power in various materials.
• Precise Fit and Compatibility: Class 6h thread fit guarantees dimensional accuracy for reliable performance with standard metric nuts and tapped holes.
• Streamlined Assembly: The flat head with standard 90° countersink angle allows for a flush, unobtrusive finish, ideal for applications where a smooth surface is critical.
• Broad Industrial Compliance: Manufactured to DIN 963 and ISO 2009 standards, ensuring interchangeability and reliability in global engineering projects.
• Environmental and Safety Assurance: Full compliance with RoHS 3 and REACH regulations makes these screws safe for use in regulated industries and eco-conscious supply chains.

Professional Applications & Engineering Value

This M4 flat head screw is engineered from zinc-plated steel to address common industrial challenges like component loosening under vibration and corrosion in harsh environments. The fully threaded design with a coarse 0.7mm pitch provides maximum grip in soft materials or pre-tapped holes, reducing the risk of cross-threading during high-volume assembly. Its slotted drive offers simplicity for manual or automated installation, while the flat head profile ensures a seamless finish in machinery, electronics enclosures, and automotive panels. By meeting DIN 963 and ISO 2009 specifications, it delivers consistent performance in OEM manufacturing, maintenance repairs, and structural fastening, where precision and durability are non-negotiable.

Specification Summary & Compliance

This product adheres to precise dimensional tolerances, including a Class 6h thread fit for metric applications and a standard 90° countersink angle. It conforms to DIN 963 and ISO 2009 manufacturing standards, ensuring reliable threading and interchangeability. Regulatory compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming the absence of restricted hazardous substances for safe use in industrial and consumer products globally.