S-95198A341 1/4"-20 x 2" 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 to prevent leaks in demanding environments
• Exceptional pressure resistance up to 1500 psi for reliable operation in high-pressure applications
• Wide temperature tolerance from -40° to 225°F maintains integrity across extreme thermal conditions
• High-strength 18-8 stainless steel construction delivers 100,000 psi tensile strength and excellent corrosion resistance
• Precision Class 3A thread fit ensures secure fastening with minimal backlash in critical assemblies
• Industry-standard compliance with ASME B18.3, DIN 912, and ISO 4762 guarantees interchangeability and quality
• Partially threaded design provides optimal grip and alignment in various mounting scenarios

Professional Applications & Engineering Value

This socket head cap screw with integrated Buna-N rubber O-ring addresses critical sealing challenges in industrial applications where fluid containment and pressure integrity are paramount. The 18-8 stainless steel construction combined with Class 3A UNC coarse threads delivers exceptional corrosion resistance and precise engagement in machinery, hydraulic systems, and pneumatic equipment. Engineers benefit from the 1500 psi maximum pressure rating and wide temperature range when designing for chemical processing, automotive, or marine environments where standard fasteners fail. The hex socket drive enables high-torque installation in confined spaces, while the partially threaded configuration ensures optimal clamping force distribution.

Specification Summary & Compliance

This 1/4"-20 x 2" socket head cap screw features Class 3A thread fit with UNC coarse threading and minimum 1" thread length. Manufactured to ASME B18.3, DIN 912, and ISO 4762 specifications with Rockwell B85 hardness. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations.