S-90276A840 10-32 x 2 1/2" ASME B18.6.3 Steel Round Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding environments
• Precise thread engagement with Class 2A thread fit ensuring reliable fastening and vibration resistance
• Optimized torque transmission through slotted drive design compatible with standard industrial tools
• Enhanced load distribution from rounded head profile minimizing surface damage during installation
• High mechanical strength with 60,000 psi tensile strength and Rockwell B69 hardness for heavy-duty applications
• Secure fine-thread holding power with 10-32 UNF threading maintaining stability under dynamic loads
• Regulatory compliance assurance meeting ASME B18.6.3 standards while being RoHS 3 and REACH compliant

Professional Applications & Engineering Value

These zinc-plated steel screws with 10-32 UNF fine threading deliver exceptional performance in industrial assembly where corrosion resistance and precise fastening are critical. The partially threaded design allows for controlled clamping force distribution, making them ideal for machinery components, electrical enclosures, and automotive assemblies. The rounded head profile combined with slotted drive enables flush mounting while providing reliable torque application. With Rockwell B69 hardness and 60,000 psi tensile strength, these fasteners maintain structural integrity under sustained vibration and mechanical stress, solving common failure points in industrial screw applications while meeting rigorous quality standards.

Specification Summary & Compliance

Manufactured to ASME B18.6.3 specifications with Class 2A thread fit tolerance for precision engagement. Features 10-32 UNF fine threads in right-hand direction with 2 1/2" length and partial threading. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors.