S-91783A291 12-24 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 and passivated finish, ensuring longevity in harsh environments
• Exceptional tensile strength of 100,000 psi provides reliable, high-load fastening for demanding industrial applications
• Coarse UNC threading with Class 2A fit ensures quick, easy installation and secure engagement in various materials
• Rockwell B100 hardness rating maintains thread integrity and prevents stripping during repeated use
• Fully threaded design offers maximum grip and holding power along the entire 1/2" length
• Slotted drive with rounded head provides straightforward installation with standard tools while reducing surface protrusion
• Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees quality, safety, and environmental responsibility

Professional Applications & Engineering Value

This 12-24 UNC coarse thread slotted screw delivers exceptional engineering value for industrial applications where corrosion resistance and mechanical strength are critical. The 18-8 Stainless Steel construction with passivated finish effectively combats rust and chemical degradation in demanding environments such as marine equipment, food processing machinery, and outdoor structures. The coarse thread design provides superior holding power in soft materials and prevents cross-threading during assembly, while the fully threaded configuration ensures maximum engagement depth. With 100,000 psi tensile strength and Rockwell B100 hardness, this rounded head screw maintains structural integrity under vibration and dynamic loads, making it ideal for machinery, electrical enclosures, and structural assemblies requiring dependable, long-term fastening solutions.

Specification Summary & Compliance

This 12-24 UNC coarse thread screw features precision Class 2A thread fit tolerances and full compliance with ASME B18.6.3 manufacturing specifications. The product meets stringent environmental standards including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations, ensuring safe use across various industrial sectors. Manufactured from 18-8 Stainless Steel with passivated surface treatment, the screw maintains dimensional accuracy with 1/2" length, 0.408" head diameter, and right-hand threading for consistent performance in automated and manual assembly processes.