S-90729A467 M6 x 20 mm 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 with 316 Stainless Steel and passivated finish, ideal for harsh or marine environments
- High-strength performance with 70,000 psi tensile strength and Rockwell B70 hardness for reliable, long-lasting fastening
- Precise, secure fit due to Class 6g thread tolerance and fully threaded design, minimizing loosening under vibration
- Efficient installation and removal with 4mm hex drive, providing better torque transfer and reduced tool slippage
- Flush, low-profile seating enabled by the undercut flat head and 100° countersink angle for smooth surface finishes
- Consistent dimensional accuracy with tight head diameter tolerance (-0.127 to 0.127 mm), ensuring uniform assembly
- Compliance with environmental regulations, meeting RoHS 3 and REACH standards for safe, sustainable use
Professional Applications & Engineering Value
Engineered for demanding industrial settings, these M6 metric flat head screws in 316 Stainless Steel address common challenges like corrosion, vibration, and assembly precision. The passivated finish enhances durability against chemicals and moisture, making them suitable for marine equipment, chemical processing, and outdoor structures. With a coarse 1mm pitch and fully threaded design, they provide rapid installation and strong grip in metals or plastics. The hex drive and undercut head allow for countersunk, flush mounting in tight spaces, reducing protrusion risks and improving aesthetics. Ideal for machinery, automotive, and construction applications, these screws deliver reliable performance where strength and environmental resistance are critical.
Specification Summary & Compliance
This screw adheres to metric thread standards with M6 x 1mm coarse pitch and Class 6g thread fit for precise tolerance. Dimensions include a 20mm length, 12mm head diameter, and 2.2mm head height, manufactured to tight tolerances. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial use.
