S-90273A157 6-32 x 1 1/2" ASME B18.6.3 Steel Phillips Flat Head Screws
Steel Phillips Flat Head 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
- Exceptional holding power from 60,000 psi tensile strength and Rockwell B70 hardness for reliable fastening performance
- Effortless installation with No. 2 Phillips drive and standard flat head profile that sits flush with surfaces
- Optimized thread engagement through UNC coarse threading and Class 2A fit for secure connections in various materials
- Versatile countersinking capability with 82° angle for clean, flush mounting in industrial assemblies
- Full-thread design provides maximum grip along the entire 1-1/2" length for enhanced load distribution
- Regulatory compliance assurance meeting ASME B18.6.3 standards while being RoHS 3 and REACH compliant
Professional Applications & Engineering Value
These zinc-plated steel flat head screws deliver critical performance advantages for industrial assembly applications where corrosion resistance and structural integrity are paramount. The combination of 60,000 psi tensile strength and Rockwell B70 hardness ensures reliable fastening in demanding environments, while the UNC coarse thread design with Class 2A fit provides excellent engagement in various materials including metals, plastics, and wood. The 82° countersink angle and standard flat head profile enable flush mounting for streamlined assemblies, making these Phillips drive screws ideal for machinery, electrical enclosures, and equipment manufacturing where surface clearance and professional finish are essential requirements.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit tolerance and UNC coarse thread specifications. These 1-1/2" flat head screws comply with ASME B18.6.3 manufacturing standards and feature full regulatory compliance including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental directives. The 6-32 thread size with right-hand threading and standard flat head profile ensures compatibility with industry-standard applications and installation tools.
