S-93791A516 10-32 x 5/8" ASME B18.3 Stainless Steel Hex Drive Flat Head Screws
Stainless Steel Hex Drive 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 from 18-8 stainless steel and black-oxide passivated finish, ensuring long-term reliability in harsh environments.
- High-strength performance with 70,000 psi tensile strength and Rockwell B55 hardness, providing dependable load-bearing capacity.
- Precise, secure fastening thanks to Class 3A thread fit and fine UNF threading, minimizing the risk of loosening under vibration.
- Efficient installation with a standard 82° countersink angle and hex drive, allowing for flush mounting and easy torque application.
- Full thread engagement across the entire 5/8" length, offering maximum grip and uniform stress distribution.
- Compliance with industry standards including ASME B18.3, ensuring consistent quality and interchangeability.
- Environmental regulation adherence with RoHS 3 and REACH compliance, making them suitable for regulated industries.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, these 10-32 UNF flat head screws address critical challenges in precision assembly. The 18-8 stainless steel construction, enhanced by a black-oxide passivated finish, provides exceptional resistance to corrosion and oxidation, which is vital in automotive, marine, or outdoor equipment applications. The Class 3A thread fit and fine thread spacing ensure tight, vibration-resistant connections, reducing maintenance needs in machinery and electronic enclosures. With a hex drive and standard flat head profile, they facilitate quick, flush installations in countersunk holes, improving both aesthetics and aerodynamic surfaces. Ideal for high-strength fastening where reliability and regulatory compliance are non-negotiable.
Specification Summary & Compliance
This screw features precise Class 3A thread fit per UNF standards, with a diameter of 0.19" and fine thread spacing for accurate engagement. Manufacturing adheres to ASME B18.3 specifications, ensuring dimensional consistency. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious procurement.
