S-92423A119 2-56 x 3/4" ASME B18.3, NAS1352N02-12, SAE AMS5731, SAE AMS5737 High-Strength A286 Stainless Steel Socket Head Screws
High-Strength A286 Stainless Steel Socket 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
- Exceptional tensile strength of 160,000 psi ensures reliable performance in high-stress applications
- Superior corrosion resistance with passivated A286 stainless steel construction for extended service life
- Precise Class 3A thread fit provides secure fastening with minimal play in critical assemblies
- High-temperature capability from A286 material maintains strength in demanding thermal environments
- Optimized hex drive design with 5/64" socket enables efficient installation and removal
- Coarse UNRC threading facilitates quicker assembly while maintaining strong holding power
- Full compliance with aerospace and industrial standards including ASME B18.3 and NAS1352N02-12
Professional Applications & Engineering Value
This high-strength A286 stainless steel socket head cap screw delivers exceptional performance in demanding industrial and aerospace applications where reliability is paramount. The passivated finish provides superior protection against corrosion in harsh environments, while the Class 3A thread fit ensures precise engagement and vibration resistance. Engineered with UNRC coarse threads and right-hand threading, these fasteners enable rapid assembly in tight spaces while maintaining the structural integrity required for critical components. The combination of 160,000 psi tensile strength and Rockwell C33 hardness makes these socket head cap screws ideal for applications subjected to extreme mechanical stresses and thermal cycling, providing long-term reliability where failure is not an option.
Specification Summary & Compliance
This 2-56 thread socket head cap screw features precision Class 3A thread fit with UNRC coarse threading and meets stringent manufacturing specifications including ASME B18.3, NAS1352N02-12, and SAE AMS5731/5737 standards. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets. With dimensions of 3/4" length, 9/64" head diameter, and 5/64" hex drive, this screw maintains exacting dimensional tolerances for consistent performance in precision assemblies.
