S-90161A674 Length 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 silver-coated steel construction for long-lasting performance in harsh environments
- Exceptional holding power with 165 lbs pull-out and 195 lbs shear strength tested in 3,000 psi concrete
- Easy installation with pointed tip design and compatibility with standard 1/4" drill bits
- Secure fastening in masonry materials including concrete, brick, and block applications
- Convenient removal capability allowing for adjustments and maintenance when needed
- Reliable external hex drive for positive tool engagement and reduced stripping during installation
- Optimized thread design with right-hand direction for standard installation procedures
Professional Applications & Engineering Value
Engineered for demanding masonry applications, these tapping screws solve critical fastening challenges in concrete, brick, and block installations. The silver corrosion-resistant coating on steel construction provides essential protection against environmental degradation, significantly extending service life in both interior and exterior applications. The pointed tip design combined with external hex drive ensures quick, secure penetration without pre-tapping, reducing installation time and labor costs. With verified performance in 3,000 psi concrete, these anchor screws deliver reliable structural integrity for mechanical systems, electrical conduits, and building infrastructure where vibration resistance and long-term stability are paramount.
Specification Summary & Compliance
This 5/16" x 4" tapping screw features precise right-hand threads with standard pitch dimensions and pointed tip configuration for optimal performance. The fastener meets industry standards for tapping screw applications in masonry materials, with verified testing in 3,000 psi concrete environments. Manufacturing complies with relevant industrial specifications for dimensional accuracy and mechanical properties. The silver corrosion-resistant coating provides enhanced durability while maintaining removable functionality for service access. Compatible with standard 1/4" drill bits and requiring minimum 1" installation depth for proper engagement.
