S-91440A155 6-32 x 1 1/4" ASME B18.6.3 Steel Round Head Combination Phillips/Slotted Screws
Steel Round Head Combination Phillips/Slotted 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 zinc-plated steel construction, extending service life in harsh industrial environments.
- High tensile strength of 60,000 psi ensures reliable fastening under heavy loads, reducing failure risks.
- Rockwell B70 hardness provides excellent wear resistance, maintaining thread integrity over repeated use.
- Versatile Phillips/Slotted drive allows for easy installation with common tools, saving time on assembly lines.
- Class 2A thread fit with UNC coarse threading offers quick engagement and secure holding in various materials.
- Full threading along the 1-1/4" length enables adjustable fastening depth for flexible application needs.
- Compliance with ASME B18.6.3 guarantees consistent quality and interoperability in mechanical systems.
Professional Applications & Engineering Value
Engineered for demanding industrial and construction settings, this zinc-plated steel screw combines durability with precision. The rounded head design minimizes surface damage and provides a flush finish, ideal for assemblies where protrusion is a concern. With UNC coarse threads and Class 2A fit, it ensures rapid installation and strong grip in metal, wood, or plastic components, reducing assembly time and vibration loosening. The Phillips/Slotted drive offers tool flexibility, catering to maintenance and production lines alike. Its 60,000 psi tensile strength and corrosion-resistant plating address common issues like shear failure and environmental degradation, making it a reliable choice for machinery, electrical enclosures, and structural frameworks.
Specification Summary & Compliance
This screw adheres to ASME B18.6.3 specifications, ensuring dimensional accuracy with a Class 2A thread fit and UNC coarse thread profile. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of hazardous substances for safe use in various industries.
