S-94066A827 10-32 x 3/8" ASME B18.6.3 Tamper-Resistant Drilled Spanner Stainless Steel Pan Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
• Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B96 hardness for reliable, long-term fastening performance
• Precision thread engagement through Class 2A thread fit and 10-32 UNF fine threading, ensuring secure connections in critical applications
• Easy installation and removal with drilled spanner drive design, providing positive tool engagement without stripping
• Full regulatory compliance meeting ASME B18.6.3 specifications, RoHS 3, and REACH requirements for global market acceptance
• Optimized head design featuring rounded pan head profile that distributes clamping force evenly while providing a finished appearance
• Complete thread coverage with fully threaded 3/8" length for maximum grip and holding power in limited space applications

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these 10-32 UNF stainless steel rounded head screws deliver exceptional performance where corrosion resistance and mechanical reliability are paramount. The combination of 18-8 stainless steel material and passivated surface treatment creates a protective barrier against chemical exposure and atmospheric corrosion, significantly extending service life in marine, chemical processing, and outdoor applications. The fine UNF threading and Class 2A thread fit provide superior vibration resistance and precise engagement in thin materials and precision assemblies. The drilled spanner drive design ensures secure tool engagement during installation, reducing the risk of fastener damage in high-torque applications while the rounded pan head profile offers both aesthetic appeal and effective clamping distribution.

Specification Summary & Compliance

This 10-32 UNF rounded head screw features precision Class 2A thread fit tolerances and complies with ASME B18.6.3 manufacturing specifications. The fastener maintains dimensional accuracy with 0.373" head diameter, 0.11" head height, and 3/8" fully threaded length. Regulatory compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for global industrial markets and restricted substance requirements.