S-90279A157 6-32 x 1 1/2" ASME B18.6.3 Steel Round Head Phillips Screws
Steel Round Head Phillips 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 plating for extended service life in demanding environments
- High-strength performance with 60,000 psi tensile strength and Rockwell B69 hardness for reliable load-bearing applications
- Effortless installation with No. 2 Phillips drive providing secure tool engagement and reduced cam-out risk
- Wide compatibility with UNC coarse threads and Class 2A fit ensuring easy assembly with standard nuts and tapped holes
- Maximum holding power through fully threaded design for consistent grip along the entire 1 1/2" length
- Regulatory compliance meeting ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
- Versatile rounded head profile offering smooth surface finish and reduced risk of snagging in assembled applications
Professional Applications & Engineering Value
These 6-32 UNC coarse thread screws with zinc-plated steel construction deliver exceptional durability for industrial fastening applications where corrosion resistance and mechanical strength are critical. The fully threaded design ensures maximum engagement in metal assemblies, electrical enclosures, machinery guards, and equipment frames. The combination of Rockwell B69 hardness and 60,000 psi tensile strength provides reliable performance in vibration-prone environments, while the rounded head with Phillips drive facilitates quick installation without specialized tools. Engineered to ASME B18.6.3 standards, these screws maintain dimensional consistency for repeatable assembly processes across manufacturing, maintenance, and repair operations.
Specification Summary & Compliance
Manufactured to precise Class 2A thread fit tolerances with UNC coarse threads for optimal assembly performance. Complies with ASME B18.6.3 mechanical specifications and meets environmental regulations including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance. The right-hand thread direction and standardized 1 1/2" length ensure compatibility with industry-standard components and installation practices.
