S-95198A328 10-32 x 1 1/4" ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Superior sealing performance with integrated Buna-N rubber O-ring that withstands pressures up to 1500 psi and temperatures from -40° to 225°F
• Exceptional corrosion resistance thanks to 18-8 stainless steel construction, ideal for harsh industrial environments
• Precise thread engagement with Class 3A UNF fine threads ensuring reliable, vibration-resistant fastening in critical applications
• High strength durability featuring 100,000 psi tensile strength and Rockwell B85 hardness for long-lasting performance
• Optimized installation efficiency with standard hex socket drive design allowing for secure tool engagement and torque application
• Versatile partial threading providing both threaded engagement and smooth shank sections for flexible application requirements
• Global compliance assurance meeting ASME B18.3, DIN 912, and ISO 4762 standards while being RoHS 3 and REACH compliant

Professional Applications & Engineering Value

These 10-32 UNF socket head cap screws deliver critical sealing solutions for industrial equipment requiring reliable pressure containment. The 18-8 stainless steel construction provides excellent corrosion resistance in demanding environments, while the integrated Buna-N rubber O-ring creates an effective seal against fluids and gases. The Class 3A thread fit ensures precise engagement in tapped holes, reducing the risk of cross-threading and providing vibration resistance in dynamic applications. The partially threaded design allows for optimal clamp load distribution, making these fasteners ideal for hydraulic systems, pneumatic equipment, and precision machinery where pressure sealing up to 1500 psi is required. The combination of hex drive socket head and standardized dimensions per multiple international specifications ensures compatibility with existing tooling and design requirements.

Specification Summary & Compliance

These sealing socket head cap screws feature precision Class 3A thread fit with 10-32 UNF fine threads and right-hand thread direction. Manufacturing complies with ASME B18.3, DIN 912, and ISO 4762 standards, ensuring dimensional accuracy and interchangeability. The fasteners are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making them suitable for global industrial applications requiring strict material compliance.