S-95198A302 8-32 x 3/4" ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Superior Sealing Performance - Integrated Buna-N rubber O-ring provides reliable fluid and gas sealing up to 1500 psi, preventing leaks in demanding applications
• Exceptional Corrosion Resistance - 18-8 stainless steel construction offers excellent protection against rust and chemical degradation in harsh environments
• High-Strength Reliability - 100,000 psi tensile strength and Rockwell B85 hardness ensure dependable performance under heavy loads and vibration
• Precision Thread Engagement - Class 3A thread fit provides tighter tolerances for superior fastening security and reduced loosening
• Wide Temperature Compatibility - O-ring maintains sealing integrity across extreme temperatures from -40° to 225°F
• Industry-Standard Compliance - Meets ASME B18.3, DIN 912, and ISO 4762 specifications for guaranteed interchangeability and quality
• Easy Installation & Maintenance - Hex socket drive design allows for straightforward installation in confined spaces with standard tools

Professional Applications & Engineering Value

This 8-32 UNC thread socket head cap screw with integrated Buna-N rubber O-ring addresses critical sealing challenges in industrial applications where fluid containment and pressure resistance are paramount. The 18-8 stainless steel construction provides exceptional corrosion resistance for harsh environments including chemical processing, marine applications, and outdoor equipment. The Class 3A thread fit ensures precise engagement with mating components, reducing the risk of vibration-induced loosening in machinery and assembly lines. Engineered for hydraulic systems, pneumatic equipment, and pressurized enclosures, this sealing screw delivers reliable performance where traditional fasteners fail, maintaining integrity under 1500 psi maximum pressure while withstanding temperature fluctuations from sub-zero to elevated operating conditions.

Specification Summary & Compliance

This socket head cap screw features precision 8-32 UNC coarse threads with Class 3A fit for superior engagement, manufactured to exacting dimensional standards. The fastener complies with ASME B18.3, DIN 912, and ISO 4762 specifications, ensuring dimensional accuracy and mechanical performance. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted substances. The right-hand thread direction and fully threaded design provide consistent clamping force distribution along the entire 3/4" length, while the standard socket head profile with 9/64" hex drive ensures compatibility with industry-standard installation tools.