S-90275A145 6-32 x 5/16" ASME B18.6.3 Steel Slotted Flat Head Screws
Steel Slotted 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 demanding industrial environments
- Reliable fastening performance through fully threaded UNC coarse design ensuring maximum grip and vibration resistance
- Precise flush mounting capability with standard 82° countersink angle for seamless surface integration
- Consistent thread engagement with Class 2A thread fit providing reliable installation and interchangeability
- Enhanced mechanical strength from Rockwell B70 hardness rating, preventing stripping and deformation under load
- Broad compatibility with standard slotted drivers for straightforward installation and maintenance
- Regulatory compliance assurance meeting both industry standards and environmental regulations for global applications
Professional Applications & Engineering Value
These 6-32 UNC flat head slotted screws deliver exceptional engineering value in industrial fastening applications where reliable flush mounting and corrosion resistance are critical. The zinc-plated steel construction provides essential protection against environmental degradation, while the coarse UNC threads ensure rapid installation and superior holding power in various materials. The fully threaded design maximizes thread engagement throughout the fastener length, distributing stress evenly and preventing loosening under vibration. Particularly valuable in electrical enclosures, machinery assembly, and automotive components, these screws solve common challenges of surface protrusion and corrosion-induced failure. The 82° countersink angle guarantees proper seating in standard chamfered holes, creating clean, professional finishes while maintaining structural integrity.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit ensuring consistent performance and interchangeability. Complies with ASME B18.6.3 specifications for dimensional accuracy and mechanical properties. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements. Features UNC coarse threads with right-hand direction and standard flat head profile per inch system measurements.
