S-96242A641 5/16"-18 x 1 3/4" 12-Point Screws
12-Point Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
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Key Features & Benefits at a Glance
- Exceptional corrosion resistance with 450 Stainless Steel construction for long-lasting performance in demanding environments
- Superior load-bearing capacity with 170,000 psi tensile strength and Rockwell C37 hardness for heavy-duty applications
- Precise thread engagement with Class 3A fit ensuring reliable, vibration-resistant fastening in critical assemblies
- Enhanced installation efficiency with external 12-point drive and 3/8" drive size for secure tool engagement
- Integrated load distribution through flange design that eliminates the need for separate washers
- Quick assembly advantage with UNC coarse threading that reduces cross-threading risks
- Optimized thread engagement with partial threading that concentrates strength where needed most
Professional Applications & Engineering Value
Engineered for heavy-duty industrial applications, these 450 Stainless Steel 12-point screws deliver exceptional performance where reliability is non-negotiable. The UNC coarse threading combined with Class 3A thread fit ensures rapid installation while maintaining vibration resistance in high-stress environments. The integrated flange design provides superior load distribution, eliminating washer requirements and reducing component count. With 170,000 psi tensile strength and Rockwell C37 hardness, these external 12-point drive screws withstand extreme mechanical stresses in construction equipment, industrial machinery, and transportation systems where corrosion resistance and high-strength fastening are critical operational requirements.
Specification Summary & Compliance
This 5/16"-18 UNC screw features Class 3A thread fit precision with coarse threading and right-hand thread direction. Manufactured to inch system standards with partial threading (minimum 1" thread length) and 3/8" head width with 5/16" head height. The flanged design incorporates a 5/8" flange diameter for enhanced load distribution. Complies with industry standards for inch fasteners and manufactured using 450 Stainless Steel meeting relevant material specifications for industrial applications.
