S-90403A242 10-24 x 1/2" ASME B18.13 Steel Pan Head Phillips Screws with Internal-Tooth Lock Washer
Steel Pan Head Phillips Screws with Internal-Tooth 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 corrosion resistance with zinc-plated steel construction, ensuring long-term durability in harsh industrial environments.
- Exceptional vibration resistance thanks to the integrated internal-tooth lock washer, preventing loosening under dynamic loads.
- High tensile strength of 60,000 psi and Rockwell B69 hardness for reliable performance in heavy-duty applications.
- Easy installation and removal with a No. 2 Phillips drive and fully threaded UNC coarse spacing for quick, secure fastening.
- Consistent thread engagement with Class 2A thread fit, providing precise alignment and reduced risk of cross-threading.
- Broad compatibility with standard 10-24 UNC coarse threads, making it ideal for various assembly needs.
- Regulatory compliance with ASME B18.13, RoHS 3, and REACH, ensuring safety and environmental standards are met.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, these zinc-plated steel rounded head screws combine high tensile strength and an internal-tooth lock washer to solve critical vibration-related failures. The UNC coarse thread and fully threaded design ensure maximum grip in materials like metal and hardened plastics, reducing the risk of stripping. With a Rockwell B69 hardness and 60,000 psi tensile strength, they withstand heavy loads and repetitive stress in machinery, automotive, and electrical enclosures. The zinc plating offers reliable corrosion protection, while the pan head profile and Phillips drive facilitate efficient installation with standard tools, minimizing assembly time and enhancing productivity in B2B operations.
Specification Summary & Compliance
This screw features a 10-24 UNC coarse thread with Class 2A thread fit for precise dimensional accuracy and easy assembly. It is manufactured in compliance with ASME B18.13 specifications, ensuring consistent quality and performance. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental adherence for global industrial use.
