S-95198A720 1/4"-20 x 1" ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws

Key Features & Benefits at a Glance

• Superior sealing performance with integrated silicone O-rings that maintain integrity across extreme temperatures from -80° to 400°F
• Exceptional corrosion resistance thanks to 18-8 stainless steel construction, ideal for harsh industrial environments
• High tensile strength reliability with 100,000 PSI rating and Rockwell B85 hardness for demanding applications
• Precision thread engagement with Class 3A fit and UNC coarse threads ensuring secure fastening in high-vibration settings
• Pressure-tight sealing capability handling up to 1500 PSI, preventing leaks in hydraulic and pneumatic systems
• Standardized compatibility with hex socket drive design conforming to ASME B18.3, DIN 912, and ISO 4762 specifications
• Environmental compliance assurance meeting RoHS 3 and REACH regulations for global manufacturing requirements

Professional Applications & Engineering Value

These socket head cap screws with integrated silicone O-ring seals solve critical leakage challenges in high-pressure industrial systems. The 18-8 stainless steel construction provides excellent corrosion resistance while maintaining 100,000 PSI tensile strength under extreme conditions. The Class 3A thread fit with UNC coarse threads ensures reliable engagement in vibrating equipment, while the standard hex socket drive allows for precise torque application in confined spaces. Engineered for hydraulic assemblies, pneumatic components, and fluid handling systems, these fasteners deliver leak-proof performance across the full -80° to 400°F temperature range, making them ideal for automotive, manufacturing, and processing applications where pressure integrity is paramount.

Specification Summary & Compliance

This 1/4"-20 UNC thread socket head cap screw features Class 3A thread fit precision and coarse thread spacing for optimal engagement. Manufacturing conforms to ASME B18.3, DIN 912, and ISO 4762 standards, ensuring dimensional accuracy and interchangeability. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting international environmental regulations for hazardous substances.