S-90272A356 8-32 x 1 7/8" ASME B18.6.3 Steel Pan Head Phillips Screws
Steel Pan 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-plated steel construction for extended service life in demanding environments
- Optimized torque transmission through Phillips No. 2 drive design, reducing tool slippage and installation damage
- Enhanced thread engagement with Class 2A coarse UNC threads ensuring reliable fastening in various materials
- Exceptional mechanical strength with 60,000 psi tensile strength and Rockwell B70 hardness for high-stress applications
- Full-length threading provides maximum grip and load distribution across the entire fastener length
- Standard pan head profile offers excellent bearing surface while maintaining low-profile installation
- Regulatory compliance assurance meeting ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
Professional Applications & Engineering Value
These 8-32 UNC zinc-plated steel rounded head screws deliver critical performance advantages in industrial assembly where vibration resistance and long-term reliability are paramount. The combination of coarse thread design and Class 2A thread fit ensures rapid installation with reduced cross-threading risk in sheet metal, plastics, and machinery components. The zinc-plated surface treatment provides essential corrosion protection for equipment exposed to moisture or harsh operating conditions. With fully threaded construction and 60,000 psi tensile strength, these Phillips drive screws maintain clamping force under dynamic loads, making them ideal for automotive assemblies, electrical enclosures, and industrial machinery where consistent fastening performance is non-negotiable.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit tolerance and UNC coarse thread profile (8-32 specification). These rounded head screws comply with ASME B18.6.3 mechanical and dimensional requirements, ensuring interchangeability and reliability. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming restriction of hazardous substances for global market acceptance. The 1-7/8" length provides standardized sizing for consistent application across industrial fastening requirements.
