S-90275A148 6-32 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, extending service life in demanding industrial environments
- Reliable high-strength performance with 60,000 psi tensile strength and Rockwell B70 hardness for secure, long-lasting fastening
- Precision thread engagement through Class 2A thread fit and UNC coarse threading, ensuring consistent installation and vibration resistance
- Optimized flush mounting with standard 82° countersink angle flat head design for seamless surface integration
- Full-threaded coverage along the 1/2" length provides maximum grip and load distribution across connected materials
- Industry-standard compliance with ASME B18.6.3 specifications guarantees interchangeability and mechanical reliability
- Easy manual installation using standard slotted drive tools for quick assembly and maintenance operations
Professional Applications & Engineering Value
These 6-32 UNC flat head screws deliver critical engineering solutions where flush surface mounting and corrosion resistance are paramount. The zinc-plated steel construction provides essential protection against oxidation in industrial settings, while the coarse UNC threading and Class 2A thread fit ensure rapid installation and secure fastening in materials where fine threads might strip. The combination of 60,000 psi tensile strength and Rockwell B70 hardness makes these fully threaded screws ideal for machinery assembly, electrical enclosures, and automotive components where vibration resistance and structural integrity are critical. The standardized 82° countersink angle allows for perfect flush mounting in predrilled applications, eliminating protrusions that could interfere with moving parts or create safety hazards.
Specification Summary & Compliance
These flat head slotted screws feature precision 6-32 UNC coarse threads with Class 2A thread fit tolerances per ASME B18.6.3 specifications. Manufacturing complies with ASME B18.6.3 standards for dimensional accuracy and mechanical properties. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring restricted substance compliance for global industrial applications.
