S-91783A153 6-32 x 1" 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 for extended service life in harsh environments
• Exceptional mechanical strength with 100,000 psi tensile strength and Rockwell B100 hardness for reliable performance under high-stress conditions
• Precision thread engagement through Class 2A thread fit and UNC coarse threading ensures secure fastening and vibration resistance
• Industry-standard compliance with ASME B18.6.3 specifications guarantees dimensional accuracy and interchangeability
• Enhanced installation control with slotted drive design and rounded head profile for straightforward assembly and disassembly
• Full regulatory compliance with RoHS 3 and REACH environmental standards for safe use across global markets
• Complete thread coverage with fully threaded 1" length provides maximum grip strength across the entire fastener

Professional Applications & Engineering Value

This 6-32 UNC coarse thread screw delivers critical performance advantages for industrial assembly applications where corrosion resistance and mechanical reliability are paramount. The 18-8 Stainless Steel composition, enhanced by passivated surface treatment, provides exceptional protection against oxidation and chemical degradation in demanding environments including marine, food processing, and outdoor equipment. The rounded head design with slotted drive offers practical installation benefits while maintaining a low-profile appearance. With fully threaded construction and Class 2A thread fit, this fastener ensures consistent clamping force distribution and vibration resistance in machinery, electronic enclosures, and structural assemblies where precise torque requirements and long-term fastener integrity are essential.

Specification Summary & Compliance

This rounded head slotted screw features precise Class 2A thread fit with UNC coarse threading (6-32 size) and dimensional compliance with ASME B18.6.3 manufacturing standards. The fastener maintains critical specifications including 0.138" thread diameter, 1" fully threaded length, and 0.26" head diameter. Regulatory compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental directives, ensuring suitability for international industrial applications with strict material restrictions.