S-91792A089 3-48 x 1/8" ASME B18.6.3 Stainless Steel Pan Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish for long-lasting performance in harsh environments
• Exceptional mechanical strength with 100,000 psi tensile strength and Rockwell B100 hardness to withstand high-stress applications
• Reliable thread engagement through Class 2A thread fit and UNC coarse threading for secure fastening and vibration resistance
• Easy installation and removal with standard slotted drive design and rounded pan head profile for convenient tool access
• Full threading coverage along the 1/8" length ensures maximum grip and load distribution across the entire fastener
• Industry-standard compliance with ASME B18.6.3 specifications for consistent quality and interchangeability
• Environmental responsibility through RoHS 3 and REACH compliance for safe use in regulated industries

Professional Applications & Engineering Value

This 3-48 UNC rounded pan head slotted screw delivers critical engineering advantages for precision assembly applications. The 18-8 stainless steel material combined with passivated finish provides exceptional protection against corrosion and chemical exposure, making it ideal for electronics, instrumentation, and marine environments where moisture resistance is essential. The coarse UNC threading and Class 2A thread fit ensure rapid installation and reliable performance in vibration-prone applications, while the fully threaded design maximizes clamping force across the entire fastener length. The rounded pan head with standard slotted drive offers both aesthetic appeal and practical tool engagement, solving common challenges of stripped drive heads and inconsistent torque application in automated assembly processes.

Specification Summary & Compliance

This precision fastener features Class 2A thread fit with UNC coarse threading (3-48 size) manufactured to exacting dimensional standards. The screw complies with ASME B18.6.3 specifications for mechanical and dimensional requirements, ensuring reliable performance and interchangeability. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted substances. Manufactured in the inch system with precise thread diameter of 0.099" and head diameter of 0.193", this screw maintains consistent quality across production batches for industrial applications requiring standardized fastening solutions.