S-90843A170 6-32 x 3/4" Cleaned and Bagged 18-8 Stainless Steel Socket Head Screws for High Vacuum

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with silver-plated 18-8 stainless steel construction, ideal for harsh environments and preventing fastener degradation
• Superior mechanical strength delivering 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under high stress
• Precise thread engagement with Class 3A fit and UNC coarse threads ensuring secure, vibration-resistant connections in critical assemblies
• High vacuum compatibility rated for demanding applications where outgassing and contamination control are essential
• Optimized drive performance featuring a standard socket head with 7/64" hex drive for high torque application and reduced cam-out risk
• Full thread coverage along the 3/4" length providing maximum grip and uniform clamping force distribution
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for safe use in regulated industries

Professional Applications & Engineering Value

Engineered for precision industrial applications, these silver-plated 18-8 stainless steel socket head cap screws solve critical fastening challenges in demanding environments. The 6-32 UNC thread with Class 3A fit ensures exceptional dimensional accuracy for vibration-resistant assemblies in machinery, aerospace components, and electronic enclosures. The combination of high vacuum rating and corrosion-resistant properties makes these fasteners ideal for vacuum chambers, medical equipment, and semiconductor manufacturing where cleanliness and reliability are paramount. The fully threaded design provides consistent clamping force across the entire engagement length, while the hex socket drive enables precise installation in confined spaces common in precision engineering applications.

Specification Summary & Compliance

These socket head cap screws feature precision 6-32 UNC coarse threads with Class 3A fit tolerance for superior thread engagement. Manufacturing specifications include right-hand thread direction, standard socket head profile, and full threading along the 3/4" length. The fasteners maintain compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide.