S-90281A878 7/8"-9 x 3" DIN 939 Setup Studs

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-oxide steel coating for prolonged service life in demanding industrial environments
• Precise dual-end threading with Class 2A fit ensures secure, vibration-resistant connections in critical setup applications
• Exceptional load-bearing capacity with 125,000 psi tensile strength prevents deformation under high-stress conditions
• Superior surface durability with Rockwell C27 hardness maintains thread integrity through repeated assembly cycles
• Global compliance assurance meeting DIN 939 standards for reliable performance in international engineering projects
• Environmental regulation compliance with RoHS 3 and REACH certification for safe use across regulated industries
• Optimized 3" length with balanced 1" threaded sections provides versatile spacing solutions for fixture and jig applications

Professional Applications & Engineering Value

These black-oxide steel setup studs deliver critical performance where precision alignment and repeated assembly cycles demand exceptional durability. The 7/8"-9 threading on both ends with Class 2A fit eliminates play in jig and fixture applications, maintaining dimensional stability across production runs. The 125,000 psi tensile strength combined with Rockwell C27 hardness ensures these DIN 939 compliant studs withstand high clamping forces without thread deformation. Ideal for machining centers, welding fixtures, and precision measurement setups, the corrosion-resistant black-oxide finish protects against industrial contaminants while the standardized threading enables seamless integration with existing tooling systems.

Specification Summary & Compliance

Manufactured to DIN 939 specifications with Class 2A thread fit tolerance ensuring precision engagement. Features 7/8"-9 unified thread size with 1" threaded sections on both ends of the 3" length. Mechanical properties include 125,000 psi minimum tensile strength and Rockwell C27 minimum hardness. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for unrestricted industrial use across global markets.