S-93405A196 8-32 x 5/8" ASME B18.13 Steel Pan Head Phillips Screws with Split Lock Washer
Steel Pan Head Phillips Screws with Split Lock Washer
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Washer & Nut
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior vibration resistance with integrated split lock washer that maintains tight fastening under dynamic loads
- Enhanced corrosion protection through zinc-plated steel construction for extended service life in harsh environments
- High-strength performance with 60,000 PSI tensile strength and Rockwell B70 hardness for demanding applications
- Quick installation using standard No. 2 Phillips drive that prevents cam-out and reduces assembly time
- Reliable thread engagement with UNC coarse threads and Class 2A fit ensuring consistent fastening performance
- Full-thread design providing maximum grip length and holding power across the entire fastener length
- Pan head profile offering excellent clearance and professional appearance in rounded head applications
Professional Applications & Engineering Value
These zinc-plated steel screws with integrated split lock washers solve critical vibration-induced loosening problems in industrial equipment, machinery, and automotive assemblies. The combination of 60,000 PSI tensile strength and Rockwell B70 hardness ensures reliable performance under mechanical stress, while the UNC coarse threads provide rapid installation in various materials. The Phillips drive system enables efficient torque transfer without specialized tools, making these rounded head screws ideal for production environments where speed and reliability are paramount. The zinc plating delivers essential corrosion resistance for extended service life in challenging industrial conditions.
Specification Summary & Compliance
This 8-32 x 5/8" screw features Class 2A thread fit tolerances with UNC coarse threading and right-hand thread direction. Manufactured to ASME B18.13 specifications with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The fastener includes an integrated split lock washer (0.319" OD, 0.04" thickness) manufactured from zinc-plated steel, ensuring consistent locking performance across industrial applications.
