S-90281A822 5/8"-11 x 8" DIN 939 Setup Studs

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with black-oxide steel coating, extending service life in demanding industrial environments
• Superior load-bearing capacity with 125,000 psi minimum tensile strength for reliable performance under high-stress conditions
• Precision thread engagement with Class 2A thread fit ensuring consistent, vibration-resistant connections in assembly setups
• Versatile double-ended threading (1 3/4" on both ends) enabling flexible installation and alignment in machinery fixtures
• Enhanced durability with Rockwell C22 hardness providing excellent wear resistance against repeated installation cycles
• Global compliance assurance meeting DIN 939 standards for international engineering projects and quality requirements
• Environmentally responsible manufacturing with full RoHS 3 and REACH compliance for sustainable procurement

Professional Applications & Engineering Value

These black-oxide steel setup studs address critical alignment and mounting challenges in industrial machinery assembly. The 5/8"-11 threading on both ends provides dual-sided fastening capability for precise component positioning in jigs, fixtures, and manufacturing setups. The Class 2A thread fit ensures consistent engagement without binding, reducing assembly time while maintaining positional accuracy. The black-oxide surface treatment offers superior corrosion protection in workshop environments where exposure to oils and moisture is common. Engineers specify these DIN 939 compliant studs for their reliable performance in CNC machine setups, automotive tooling, and heavy equipment manufacturing where 125,000 psi tensile strength prevents deformation under cyclical loading conditions.

Specification Summary & Compliance

Manufactured to Class 2A thread fit tolerances with 5/8"-11 UNC threading on both ends (1 3/4" thread length each side). Complies with DIN 939 standard specifications for double-end studs. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements. Minimum material properties include 125,000 psi tensile strength and Rockwell C22 hardness for consistent mechanical performance.