S-93310A248 10-24 x 1" ASME B18.3, ASTM F879, MIL-DTL-18240 Thread-Locking Stainless Steel Button Head Hex-Drive Screws

Key Features & Benefits at a Glance

• Vibration-resistant locking: Nylon patch thread locker provides secure fastening in high-vibration environments, maintaining integrity from -70° to 250° F
• Superior corrosion resistance: 18-8 stainless steel construction ensures excellent durability in harsh industrial conditions
• Precision thread fit: Class 3A thread tolerance delivers reliable, consistent engagement for critical assembly applications
• Enhanced drive efficiency: Hex drive design with 1/8" drive size allows for high-torque installation without stripping
• Optimized head profile: Rounded button head design distributes clamping force evenly while providing a finished appearance
• Maximum thread engagement: Fully threaded 1" length ensures complete fastening capability across the entire shank
• High strength performance: 70,000 psi tensile strength with Rockwell B55 hardness withstands demanding mechanical loads

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these 10-24 UNC rounded head screws solve critical fastening challenges where vibration resistance and corrosion protection are paramount. The 18-8 stainless steel construction combined with the nylon patch thread locker creates an ideal solution for machinery, electrical enclosures, and automotive assemblies exposed to temperature fluctuations and harsh environments. The coarse thread design with Class 3A fit ensures rapid installation and reliable performance in production environments, while the hex drive configuration enables high-torque application without cam-out. These fully threaded screws provide maximum engagement in thin materials and blind holes, making them particularly valuable in aerospace, defense, and precision manufacturing applications where fastener reliability cannot be compromised.

Specification Summary & Compliance

This 10-24 UNC screw features precision Class 3A thread fit with coarse thread spacing and right-hand thread direction. 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 international environmental and safety standards for industrial use.