S-91783A148 6-32 x 1/2" ASME B18.6.3 Stainless Steel Round Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
• Exceptional mechanical strength delivering 100,000 psi tensile strength and Rockwell B100 hardness for reliable load-bearing performance
• Precision thread engagement with Class 2A thread fit and UNC coarse threads ensuring secure fastening and vibration resistance
• Full-threaded design providing maximum grip length and uniform stress distribution across the entire fastener
• Standard slotted drive compatibility allowing easy installation with common hand tools while maintaining rounded head aesthetics
• Regulatory compliance assurance meeting ASME B18.6.3 manufacturing standards and environmental regulations including RoHS 3 and REACH
• Right-hand thread configuration offering familiar installation direction for efficient assembly operations

Professional Applications & Engineering Value

These 6-32 UNC threaded rounded head screws deliver critical performance advantages in demanding industrial applications where corrosion resistance and mechanical reliability are paramount. The 18-8 stainless steel composition combined with passivated surface treatment creates a protective oxide layer that significantly extends service life in corrosive environments, reducing maintenance frequency and replacement costs. The coarse thread pitch and Class 2A thread fit provide excellent engagement in various materials while resisting loosening under vibration, making them ideal for machinery assembly, electrical enclosures, and automotive components. The fully threaded design ensures maximum holding power across the entire 1/2" length, while the rounded head profile distributes clamping force evenly without damaging mating surfaces.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2A thread fit tolerance and UNC thread form per ASME B18.6.3 specifications. These rounded head slotted screws feature a standard head diameter of 0.26" and head height of 0.103" for consistent installation. Full compliance with ASME B18.6.3 manufacturing standards, RoHS 3 (2015/863/EU) restrictions on hazardous substances, and REACH (EC 1907/2006) chemical regulations ensures environmental responsibility and global market acceptance.