S-93310A150 6-32 x 5/8" ASME B18.3, ASTM F879, MIL-DTL-18240 Thread-Locking Stainless Steel Button Head Hex-Drive Screws
Thread-Locking Stainless Steel Button Head Hex-Drive Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Vibration-resistant locking performance with permanent nylon patch that maintains secure fastening from -70°F to 250°F
- Superior corrosion resistance thanks to 18-8 stainless steel construction for extended service life in harsh environments
- High-strength reliability with 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications
- Precision thread engagement with Class 3A UNC coarse threads ensuring consistent, reliable fastening
- Secure installation through hex drive design providing positive torque transmission and reduced cam-out risk
- Full thread coverage along the entire 5/8" length for maximum grip and load distribution
- Regulatory compliance meeting industry standards including RoHS 3 and REACH for global market acceptance
Professional Applications & Engineering Value
Engineered for critical applications where vibration resistance and corrosion protection are paramount, these nylon patch locking screws deliver exceptional performance in industrial machinery, electronic enclosures, and automotive assemblies. The 18-8 stainless steel construction provides excellent corrosion resistance while the permanent nylon patch thread locker eliminates the need for separate locking components, simplifying inventory and assembly processes. The UNC coarse thread design ensures rapid installation and reliable performance in materials where fine threads might strip or fail. With hex drive compatibility and full threading, these fasteners offer superior torque transmission and maximum engagement length, making them ideal for high-vibration environments where traditional fasteners might loosen over time.
Specification Summary & Compliance
These precision-engineered rounded head screws feature Class 3A thread fit with UNC coarse threading (6-32 size) and comply with ASME B18.3, ASTM F879, and MIL-DTL-18240 specifications. The manufacturing process ensures dimensional accuracy with fully threaded 5/8" length and proper thread locker application. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) requirements, making them suitable for regulated industries and international markets.
