S-93580A649 4-40 x 5/8" Stainless Steel Press-Fit Studs

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Precision installation with tight 0.000" to 0.003" hole tolerance for secure, vibration-resistant press-fit assembly
• Full-length threading provides maximum engagement and load distribution across the entire stud length
• Class 2A thread fit ensures consistent, reliable mating with standard 4-40 UNC nuts and components
• Streamlined assembly process with No. 34 drill bit compatibility for 0.111" holes, reducing installation time
• Right-hand coarse threads enable quick installation and disassembly in high-vibration applications
• RoHS 3 compliance meets environmental regulations for global manufacturing and distribution

Professional Applications & Engineering Value

These 4-40 UNC stainless steel press-fit studs solve critical challenges in sheet metal assembly and electronic enclosures where vibration resistance and corrosion protection are paramount. The 18-8 stainless steel construction maintains integrity in demanding environments while the precision hole tolerance (0.000" to 0.003") eliminates loose fittings that compromise structural stability. With fully threaded design and Class 2A thread fit, these studs provide maximum load-bearing capacity and reliable mating with standard components, making them ideal for industrial fastening applications requiring repeated assembly cycles.

Specification Summary & Compliance

Manufactured to precise inch system dimensions including 0.191" base diameter and 5/8" length. Features UNC coarse thread spacing with Class 2A thread fit tolerance for consistent performance. Compatible with standard No. 34 drill bits for 0.111" holes. Minimum material thickness requirement of 0.04" with 7/32" minimum edge distance. Fully compliant with RoHS 3 (2015/863/EU) environmental standards for global manufacturing applications.