S-90275A194 8-32 x 1/2" 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 for extended service life in demanding environments
- Exceptional mechanical strength with 60,000 psi tensile strength and Rockwell B70 hardness to withstand high-stress applications
- Reliable fastening performance through Class 2A thread fit ensuring consistent engagement and vibration resistance
- Wide compatibility with UNC coarse threading and 82° countersink angle for seamless integration into standard assemblies
- Full-length threading provides maximum grip and load distribution across the entire fastener length
- Regulatory compliance meets ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
- Easy installation with standard slotted drive design for straightforward assembly using common tools
Professional Applications & Engineering Value
These 8-32 UNC flat head screws deliver critical engineering solutions where flush mounting and high-strength fastening are paramount. The zinc-plated steel construction provides essential corrosion protection for industrial equipment, machinery assemblies, and electronic enclosures exposed to harsh operating conditions. With coarse threading and Class 2A thread fit, these screws prevent cross-threading during installation while maintaining secure connections in vibration-prone applications. The fully threaded design ensures maximum load distribution, making them ideal for securing components where shear strength and pull-out resistance are critical performance factors in manufacturing and maintenance operations.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2A thread fit and UNC coarse thread spacing ensuring interchangeability and reliable performance. These flat head screws comply with ASME B18.6.3 mechanical specifications and maintain full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The 82° countersink angle conforms to industry standards for proper seating in countersunk applications.
