S-94066A240 10-24 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 load-bearing performance
• Secure tamper-resistant installation through drilled spanner drive design requiring specialized tools
• Precision thread engagement with Class 2A UNC coarse threads ensuring consistent fastening in various materials
• Optimized head geometry featuring rounded pan profile for reduced surface protrusion and improved aesthetics
• Full-length threading providing maximum grip length and uniform stress distribution
• Regulatory compliance assurance meeting ASME B18.6.3 standards and environmental regulations including RoHS 3 & REACH

Professional Applications & Engineering Value

These 18-8 stainless steel rounded head screws deliver critical performance advantages in demanding applications where corrosion resistance and tamper-proof security are paramount. The combination of passivated finish and fully threaded UNC coarse pattern ensures reliable fastening in machinery, electrical enclosures, and outdoor equipment exposed to moisture and chemicals. The drilled spanner drive provides intentional access limitation for security-sensitive installations while maintaining high torque capability. Engineered with Class 2A thread fit and 80,000 psi tensile strength, these industrial screws prevent stripping and maintain clamping force in vibration-prone environments, making them ideal for maintenance panels, access covers, and precision assemblies requiring both durability and controlled access.

Specification Summary & Compliance

Manufactured to exact ASME B18.6.3 specifications with Class 2A thread tolerance ensuring precise fit and interchangeability. The 10-24 UNC coarse thread configuration provides optimal engagement in various materials. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations guarantees safe use across industrial sectors. Dimensions include 3/8" length, 0.373" head diameter, and No. 10 drive size for standardized installation.