S-91241A116 6-32 x 1" ASME B18.13 Stainless Steel Pan Head Phillips Screws with Spring Lock Washer

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ensuring long-term reliability in harsh environments.
• Integrated spring lock washer made from 410 stainless steel provides consistent vibration resistance, preventing loosening in dynamic applications.
• High tensile strength of 70,000 psi and Rockwell B80 hardness deliver exceptional load-bearing capacity and durability.
• Precision UNC coarse threads with Class 2A fit enable quick, secure installation and reliable engagement in various materials.
• No. 2 Phillips pan head design offers easy drive compatibility and a low-profile, rounded head for flush mounting.
• Full threading along the 1" length ensures maximum grip and uniform stress distribution across the entire fastener.
• Compliance with ASME B18.13, RoHS 3, and REACH guarantees adherence to industry standards and environmental safety regulations.

Professional Applications & Engineering Value

These Phillips pan head spring lock washer screws are engineered to address common industrial challenges such as vibration-induced loosening and corrosion in demanding environments. The combination of 18-8 stainless steel and a passivated finish provides excellent resistance to moisture, chemicals, and oxidation, making them ideal for outdoor equipment, marine applications, and food processing machinery. The integrated spring lock washer, crafted from 410 stainless steel, maintains constant tension under dynamic loads, ensuring secure fastening in automotive assemblies, electrical enclosures, and heavy machinery. With UNC coarse threads and a Class 2A fit, these screws facilitate rapid installation while minimizing cross-threading risks, enhancing productivity in high-volume manufacturing and maintenance operations.

Specification Summary & Compliance

This screw features a 6-32 UNC coarse thread with Class 2A dimensional accuracy, ensuring precise fit and interchangeability. It is manufactured in compliance with ASME B18.13 specifications for mechanical fasteners and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, confirming the absence of hazardous substances. The fully threaded 1" length, combined with a right-hand thread direction, supports consistent performance in standardized assembly processes.