S-90585A034 12-24 x 3/4" 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 in harsh environments due to 316 stainless steel construction with passivated finish
- Precise Class 3A thread fit ensures reliable engagement and vibration resistance in critical assemblies
- High-strength performance with 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications
- Optimized drive efficiency through hex drive design providing secure torque transmission and reduced cam-out risk
- Full regulatory compliance with RoHS 3 and REACH standards for global market acceptance
- Complete thread coverage along the 3/4" length enables maximum holding power in various material thicknesses
- Standard 82° countersink allows for flush mounting in prepared surfaces for clean, professional installations
Professional Applications & Engineering Value
This 316 stainless steel flat head screw delivers exceptional performance in corrosive and high-stress environments where fastener failure is not an option. The combination of Class 3A UNC coarse threading and passivated finish provides superior resistance to chemical exposure, moisture, and temperature variations, making it ideal for marine equipment, chemical processing plants, and outdoor infrastructure. The hex drive system ensures positive engagement during installation, preventing stripping while the 82° countersink creates seamless surface transitions. With 70,000 psi tensile strength, these screws maintain structural integrity under dynamic loads and vibration, offering reliable fastening solutions for machinery, structural assemblies, and precision equipment where long-term durability is critical.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 3A thread fit per UNC specifications, ensuring consistent performance across applications. The screw features a 12-24 thread size with coarse spacing, 3/4" length with full threading, and 1/8" hex drive configuration. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental responsibility and material safety standards for industrial use worldwide.
