S-90280A301 12-24 x 2" ASME B18.6.3 Steel Fillister Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in harsh industrial environments
• High tensile strength of 60,000 psi ensures reliable fastening under substantial mechanical loads
• Class 2A thread fit provides consistent assembly compatibility and reduces cross-threading risks
• Fully threaded design offers maximum grip length and uniform load distribution
• Rounded fillister head profile allows for deeper tool engagement and reduced head protrusion
• Coarse UNC threads enable quick installation and superior performance in softer materials
• Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees regulatory adherence for global supply chains

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these 12-24 UNC screws combine zinc-plated steel durability with precise Class 2A thread fit to prevent loosening under vibration. The rounded fillister head and slotted drive design facilitate secure installation in confined spaces, while the coarse thread ensures rapid assembly in metal, wood, and composite substrates. With 60,000 psi tensile strength and full threading, they deliver uniform clamping force for machinery, electrical enclosures, and automotive components, reducing maintenance cycles and enhancing operational reliability.

Specification Summary & Compliance

This screw meets ASME B18.6.3 dimensional standards with Class 2A thread fit for consistent interchangeability. It features a 12-24 UNC coarse thread, 2" length, and Rockwell B69 hardness. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) ensures environmental safety and unrestricted use in regulated markets.