S-90123A522 Length 4" ASME B18.2.1 Wood Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction for long-lasting performance in humid or outdoor wood applications
• Enhanced holding power through thread forming technology that creates stronger, more secure connections in wood materials
• Optimized load distribution with partial threading design that concentrates thread engagement where maximum grip is needed
• High-torque installation capability featuring external hex drive and hex head design for secure tool engagement during driving
• Precise dimensional accuracy manufactured to ASME B18.2.1 specifications ensuring consistent performance and interchangeability
• Environmental compliance assurance meeting RoHS 3 and REACH regulations for safe industrial use and global market acceptance
• Reduced splitting risk with pointed tip design that facilitates easier penetration into wood substrates

Professional Applications & Engineering Value

This 5/8"-5 TPI 316 stainless steel hex head wood screw delivers exceptional engineering value for demanding wood applications where corrosion resistance and mechanical integrity are paramount. The thread forming technology eliminates the need for pre-tapping by displacing material to create stronger, more precise threads that significantly reduce the risk of stripping or loosening under vibration and load cycles. The partial threading design concentrates the holding power in critical engagement zones while minimizing wood splitting in sensitive applications. With its external hex drive configuration, installers benefit from high torque transmission capabilities, making this fastener ideal for heavy-duty wood construction, marine environments, outdoor structures, and industrial wood assemblies where corrosion resistant screws must withstand harsh conditions while maintaining structural integrity over extended service life.

Specification Summary & Compliance

Manufactured to precise inch system dimensions with 5/8" thread diameter and 5 TPI thread pitch, this wood screw features Class 2A thread tolerances as specified in ASME B18.2.1 standards. The fastener demonstrates full compliance with RoHS 3 (2015/863/EU) restrictions on hazardous substances and meets REACH (EC 1907/2006) requirements for chemical safety, ensuring regulatory acceptance for industrial and commercial wood fastening applications across global markets.