S-90315A409 Length 3/4" Tapping Screws
Tapping Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
Installation & Application
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel construction, ideal for demanding industrial environments.
- Efficient thread forming design creates strong, permanent threads in sheet metal without pre-tapping, reducing installation time.
- Secure Phillips No. 1 drive ensures reliable torque transmission and minimizes cam-out during fastening.
- Full threading along the 3/4" length provides maximum grip and vibration resistance in sheet metal applications.
- Oval head with 82° countersink angle offers a flush, finished appearance while distributing clamping force evenly.
- Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global industrial standards.
- Right-hand threading and pointed tip enable quick, straightforward installation in various sheet metal thicknesses.
Professional Applications & Engineering Value
These No. 4-24 thread forming tapping screws are engineered to address common challenges in sheet metal fabrication, such as material fatigue and loosening under stress. Made from durable 18-8 stainless steel, they resist rust and corrosion, extending service life in humid or corrosive settings. The oval head design with a standard profile and 82° countersink angle ensures a smooth, flush fit that enhances aesthetic appeal and prevents snagging. The Phillips drive and fully threaded shank work together to provide consistent clamping force, reducing the risk of joint failure in industrial fastening applications. Ideal for HVAC, automotive, and electronics enclosures, these screws deliver reliable performance where precision and durability are critical.
Specification Summary & Compliance
This product adheres to standard inch measurements with a thread diameter of 0.112" and approximately 24 threads per inch, ensuring precise fit in sheet metal applications. It conforms to A/AB tapping screw standards for thread forming and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and regulatory acceptance in industrial markets.