S-91857A835 10-32 x 1 1/4" ASME B18.6.3 Stainless Steel Round Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction and passivated finish, ideal for harsh chemical and marine environments
• Exceptional mechanical strength with 100,000 psi tensile strength and Rockwell B100 hardness for reliable performance under heavy loads
• Precision thread engagement with Class 2A fit and UNF fine threads ensuring secure fastening and vibration resistance
• Full threading design provides maximum grip length and uniform stress 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, meeting strict regulatory requirements
• Easy installation and removal with standard slotted drive and rounded head profile for straightforward tool engagement

Professional Applications & Engineering Value

These 10-32 UNF rounded head slotted screws in 316 stainless steel address critical engineering challenges in corrosive environments where fastener failure can lead to costly downtime. The combination of passivated finish and marine-grade stainless steel provides exceptional protection against saltwater, chemicals, and industrial atmospheres, making them ideal for marine equipment, chemical processing plants, and food processing machinery. The fully threaded design ensures maximum thread engagement in both thick and thin materials, while the fine UNF threads offer superior vibration resistance compared to coarse-thread alternatives. With their rounded head profile and slotted drive, these screws facilitate quick installation in tight spaces while maintaining a low-profile appearance suitable for visible applications.

Specification Summary & Compliance

This 1-1/4" length screw features precision Class 2A thread fit with 10-32 UNF fine threads and right-hand threading, manufactured to exacting ASME B18.6.3 standards. The fastener maintains dimensional accuracy with a head diameter of 0.359" and head height of 0.137". Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental responsibility and workplace safety, while the 316 stainless steel composition guarantees long-term performance in demanding industrial applications.