S-95440A113 M5 x 12 mm ASTM A276 Stainless Steel Hex Drive Flat Head Screws
Stainless Steel Hex Drive Flat Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance from 316 stainless steel construction, ideal for harsh environments and chemical exposure
- Enhanced durability and wear resistance with a black oxide finish that provides added surface protection
- Reliable, high-strength fastening with 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
- Precise, secure installation using a 3 mm hex drive, ensuring tight, slip-resistant engagement
- Optimized thread engagement with Class 6g coarse threads and full threading for maximum grip and vibration resistance
- Flush, low-profile seating thanks to the undercut flat head design and 100° countersink angle
- Compliance with strict industry standards including ASTM A276, RoHS 3, and REACH for safe, regulated use
Professional Applications & Engineering Value
These M5 metric flat head screws are engineered to address critical challenges in industrial and marine settings where corrosion resistance and mechanical reliability are paramount. The 316 stainless steel core, combined with a black oxide finish, provides exceptional protection against rust and chemical degradation, making them ideal for outdoor equipment, chemical processing plants, and marine hardware. The fully threaded design and Class 6g coarse threads ensure rapid installation and robust holding power in materials like metal and composites, reducing the risk of loosening under vibration. The undercut flat head allows for a flush fit, minimizing protrusion in tight spaces while maintaining structural integrity. These features collectively enhance assembly efficiency and long-term performance in demanding industrial applications.
Specification Summary & Compliance
This screw adheres to precise dimensional tolerances, including a head diameter tolerance of -0.127 to 0.127 mm and Class 6g thread fit per metric standards, ensuring consistent compatibility and ease of assembly. Manufacturing and material specifications comply with ASTM A276 for stainless steel bar quality. The product is also verified to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in environments with strict environmental and safety requirements.
