S-91241A125 10-32 x 1/4" ASME B18.13 Stainless Steel Pan Head Phillips Screws with Spring Lock Washer
Stainless Steel Pan Head Phillips Screws with Spring 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 18-8 stainless steel construction and passivated finish, ensuring longevity in harsh industrial environments.
- Enhanced vibration resistance through the integrated 410 stainless steel spring lock washer, preventing loosening under dynamic loads.
- High-strength fastening with 70,000 psi tensile strength and Rockwell B80 hardness for reliable performance in demanding applications.
- Precise thread engagement with Class 2A UNF fine threads, providing secure fits and reducing the risk of cross-threading.
- Efficient installation using a standard No. 2 Phillips drive, compatible with common tools for quick assembly.
- Full thread coverage along the 1/4" length, maximizing grip and distribution of clamping force.
- Regulatory compliance with ASME B18.13, RoHS 3, and REACH, meeting strict industry and environmental standards.
Professional Applications & Engineering Value
This 10-32 UNF rounded head screw is engineered to address critical challenges in industrial settings where vibration and corrosion compromise fastener integrity. The 18-8 stainless steel material, combined with a passivated finish, offers exceptional resistance to rust and chemical exposure, making it ideal for machinery, electronics, and outdoor equipment. The integrated spring lock washer, made from 410 stainless steel, actively counters loosening caused by constant motion, ensuring stable connections in automotive assemblies or conveyor systems. With a Phillips drive and fine thread design, it enables rapid, secure installations while maintaining Class 2A precision for consistent performance. This screw delivers reliable, long-term fastening solutions that reduce maintenance needs and downtime.
Specification Summary & Compliance
The screw features a 10-32 UNF thread with Class 2A fit for precise tolerance, fully threaded along a 1/4" length. It complies with ASME B18.13 manufacturing standards and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and quality assurance.
