S-91793A091 3-48 x 3/16" ASME B18.6.3 Stainless Steel Binding Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish for extended service life in harsh environments
• Exceptional mechanical strength delivering 100,000 psi tensile strength and Rockwell B100 hardness for reliable performance under high stress
• Precision thread engagement with Class 2A fit and UNC coarse threads ensuring secure fastening and vibration resistance
• Enhanced installation control through slotted drive design combined with wide rounded binding head profile
• Full threading capability providing maximum grip length and uniform load distribution across the entire fastener
• Regulatory compliance assurance meeting ASME B18.6.3 specifications and environmental standards including RoHS 3 and REACH
• Optimized head design featuring binding head style that prevents counterbore sinking and provides superior clamping action

Professional Applications & Engineering Value

These 3-48 UNC rounded head slotted screws deliver critical performance advantages in precision assembly applications where corrosion resistance and mechanical reliability are paramount. The 18-8 stainless steel composition, enhanced by passivated finish, provides exceptional protection against chemical exposure and atmospheric corrosion, making these fasteners ideal for electronic enclosures, instrumentation, and marine components. The binding head style with wide profile distributes clamping force effectively, preventing damage to softer materials while the coarse UNC threads and Class 2A fit ensure rapid installation and secure fastening in production environments. These fully threaded screws maintain consistent performance in applications requiring frequent disassembly and reassembly cycles.

Specification Summary & Compliance

Manufactured to exacting dimensional standards with Class 2A thread fit and UNC coarse thread form (3-48 thread size, 0.099" diameter). Complies with ASME B18.6.3 mechanical and dimensional specifications. Meets environmental regulations including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) requirements. Features include 3/16" length, right-hand thread direction, and full threading throughout the shank length.