S-91794A060 0-80 x 5/8" 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
- Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable, long-lasting fastening
- Precise thread engagement with Class 2A UNF fine threads ensuring secure, vibration-resistant connections in precision assemblies
- Optimized head design featuring a high, narrow rounded fillister profile for increased wrenching clearance and professional appearance
- Full threading along the 5/8" length provides maximum grip and uniform load distribution across the entire fastener
- Standard-compliant manufacturing per ASME B18.6.3 guarantees dimensional accuracy and interchangeability
- Environmentally responsible with RoHS 3 and REACH compliance, meeting global regulatory requirements
Professional Applications & Engineering Value
This 0-80 UNF fine thread screw with rounded fillister head addresses critical needs in precision engineering applications where space constraints and corrosion resistance are paramount. The 18-8 stainless steel material combined with passivated finish provides excellent protection against oxidation and chemical exposure, making it suitable for electronics, instrumentation, medical devices, and aerospace assemblies. The high, narrow head profile offers superior clearance in counterbored holes while the slotted drive allows for controlled torque application. With its fully threaded design and Class 2A thread fit, this fastener ensures consistent clamping force and prevents loosening under vibration, delivering reliable performance in demanding industrial fastening scenarios.
Specification Summary & Compliance
This precision rounded head screw features a 0-80 UNF fine thread with Class 2A thread fit tolerance, ensuring precise engagement and interchangeability. Manufacturing conforms to ASME B18.6.3 specifications for dimensional accuracy. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for global markets and restricted substance requirements.
