S-91794A070 1-72 x 1/2" ASME B18.6.3 Stainless Steel Fillister Head Slotted Screws
Stainless Steel Fillister Head Slotted 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 18-8 Stainless Steel construction and passivated finish, ideal for harsh industrial environments
- Enhanced fastening precision through Class 2A thread fit and UNF fine threading, ensuring secure, vibration-resistant connections
- High-strength performance delivering 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications
- Optimized head design with rounded fillister profile providing improved clearance and professional appearance
- Maximum thread engagement through fully threaded design, increasing load distribution and holding power
- Industry-standard compliance meeting ASME B18.6.3 specifications for reliable, interchangeable components
- Environmental responsibility with RoHS 3 and REACH compliance, ensuring safe use across regulated industries
Professional Applications & Engineering Value
These 1-72 UNF fine thread screws with rounded fillister heads solve critical fastening challenges in precision assemblies where space constraints and corrosion resistance are paramount. The 18-8 Stainless Steel material combined with passivated finish provides exceptional protection against oxidation and chemical exposure, making them ideal for electronic enclosures, instrumentation, and aerospace components. The slotted drive offers traditional installation compatibility while the high, narrow head profile allows for deeper tool engagement and reduced risk of cam-out. With fine threading maintaining superior clamping force in thinner materials, these screws deliver reliable performance in vibration-prone environments where thread integrity is critical for long-term operational safety.
Specification Summary & Compliance
Manufactured to exacting Class 2A thread fit tolerances with UNF thread form and right-hand threading. The 1/2" length and fully threaded design ensure consistent performance across applications. Compliant with ASME B18.6.3 manufacturing specifications, RoHS 3 (2015/863/EU) for hazardous substance restriction, and REACH (EC 1907/2006) regulations for chemical safety, providing assurance for global industrial deployment.
