S-95198A389 7/16"-20 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 ensures reliable leak-proof sealing in high-pressure environments up to 1500 psi, reducing maintenance and downtime.
• Exceptional Corrosion Resistance: Made from 18-8 stainless steel, offering excellent durability and longevity in harsh or corrosive industrial settings.
• High Tensile Strength: Withstands up to 100,000 psi tensile load, providing secure fastening for heavy-duty applications without failure.
• Precision Thread Fit: Class 3A thread ensures tight, accurate engagement with mating parts, minimizing vibration loosening and improving assembly reliability.
• Wide Temperature Tolerance: O-ring functions effectively from -40°F to 225°F, making it suitable for extreme temperature fluctuations in various industries.
• Standardized Socket Drive: Hex drive design (3/8") allows for easy installation and removal with common tools, enhancing workflow efficiency.
• Broad Compliance: Meets ASME B18.3, DIN 912, and ISO 4762 standards, ensuring interoperability and quality assurance in global engineering projects.

Professional Applications & Engineering Value

This 7/16"-20 UNF Socket Head Cap Screw is engineered to address critical sealing and fastening challenges in demanding industrial environments. The combination of 18-8 stainless steel and a Buna-N rubber O-ring provides a robust solution for applications requiring resistance to pressure, corrosion, and temperature extremes—such as in hydraulic systems, pneumatic equipment, and machinery subjected to frequent washdowns. The Class 3A thread fit and fine thread spacing ensure precise, vibration-resistant connections, reducing the risk of leaks and part failure. Ideal for OEM assemblies and maintenance repairs, this screw enhances operational safety and longevity in sectors like automotive, aerospace, and heavy machinery, where reliable performance under high stress is non-negotiable.

Specification Summary & Compliance

This product adheres to precise dimensional standards, including Class 3A thread fit for superior accuracy and UNF fine thread specifications. It complies with ASME B18.3, DIN 912, and ISO 4762 manufacturing norms, ensuring consistent quality and fit. Additionally, it is certified RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting environmental and safety regulations for global industrial use.