S-93310A327 6-32 x 3/16" ASME B18.3, ASTM F879, MIL-DTL-18240 Thread-Locking Stainless Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Secure vibration-resistant locking with nylon patch thread locker that maintains integrity across a wide temperature range from -70° to 250°F
• Superior corrosion resistance thanks to 18-8 stainless steel construction ideal for harsh industrial environments
• Precise thread engagement with Class 3A thread fit ensuring reliable fastening and reduced installation issues
• High mechanical strength delivering 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications
• Easy installation and removal with 5/64" hex drive design providing positive torque transmission
• Optimized head profile featuring a rounded button head that combines aesthetic appeal with functional clearance
• Industry-standard compatibility with UNC coarse threads and right-hand direction for broad application use

Professional Applications & Engineering Value

These 6-32 UNC thread rounded head screws with nylon patch locking deliver exceptional engineering value across industrial applications where vibration resistance and corrosion protection are critical. The 18-8 stainless steel construction provides excellent durability in challenging environments, while the Class 3A thread fit ensures precise engagement that minimizes cross-threading and installation failures. The integrated nylon patch thread locker creates a permanent locking barrier that withstands thermal cycling from -70° to 250°F, making these button head screws ideal for machinery, electronic enclosures, and automotive assemblies where secure fastening is paramount. The combination of 70,000 psi tensile strength and coarse thread spacing provides reliable performance in both metallic and non-metallic materials.

Specification Summary & Compliance

This 3/16" length screw features precision UNC coarse threads with Class 3A thread fit for superior dimensional accuracy. Manufacturing complies with ASME B18.3, ASTM F879, and MIL-DTL-18240 specifications, ensuring consistent quality and performance. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting the latest environmental and safety regulations for industrial components.