S-90471A215 6-32 x 3/8" 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 for extended service life in demanding environments
- Reliable flush mounting with standard 100° countersink angle ensuring secure, vibration-resistant installations
- Optimized driving efficiency through Phillips No. 2 drive design preventing cam-out during high-torque applications
- Enhanced load distribution with fully threaded UNC coarse pattern providing superior holding power in various materials
- Precision thread engagement with Class 2A fit guaranteeing consistent performance and easy assembly
- Exceptional mechanical strength from Rockwell B70 hardness maintaining structural integrity under stress
- Regulatory compliance assurance meeting ASME B18.6.3, RoHS 3, and REACH standards for global industrial use
Professional Applications & Engineering Value
These 6-32 UNC flat head screws deliver critical engineering solutions where flush surface requirements intersect with demanding mechanical performance. The zinc-plated steel construction provides essential corrosion protection for electrical enclosures, machinery panels, and automotive assemblies exposed to moisture or chemicals. The coarse UNC threading ensures rapid installation and superior pull-out resistance in softer substrates like aluminum alloys and plastics, while the fully threaded design maximizes engagement depth for vibration-prone applications. With Phillips No. 2 drive compatibility, these screws enable efficient high-volume assembly operations without specialized tools, making them ideal for manufacturing lines, maintenance repairs, and OEM equipment production where reliability and regulatory compliance are paramount.
Specification Summary & Compliance
Manufactured to ASME B18.6.3 specifications with Class 2A thread fit tolerances ensuring dimensional accuracy. The inch-system screws feature 6-32 UNC coarse threads with standard 100° countersink angle and right-hand threading. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations confirms suitability for international industrial markets.
