S-93985A534 10-32 Shoulder Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 416 Stainless Steel construction, ideal for harsh industrial environments
• High tensile strength of 120,000 psi ensures reliable performance under heavy loads and vibration
• Precise shoulder fit with tight diameter and length tolerances for accurate alignment in assemblies
• Fine UNF threads with Class 2A fit provide smooth engagement and secure fastening in precision applications
• Easy installation and removal thanks to the 1/8" hex socket drive and smooth head texture
• Compliance with RoHS 3 and REACH regulations guarantees environmental safety and global market acceptance
• Rockwell C26 hardness offers excellent wear resistance and long-term durability

Professional Applications & Engineering Value

This 10-32 UNF precision shoulder screw is engineered to address critical alignment and stability challenges in high-precision machinery. The 416 Stainless Steel material provides superior corrosion resistance, making it suitable for automotive, aerospace, and electronic assembly applications where exposure to moisture or chemicals is common. The 1/4" shoulder length with precise tolerances ensures exact positioning of components, reducing wear and preventing misalignment. Combined with a fine UNF thread and Class 2A fit, it delivers secure fastening in dynamic environments, minimizing the risk of loosening. The socket head design with a hex drive allows for efficient installation in confined spaces, enhancing productivity in automated or manual assembly processes.

Specification Summary & Compliance

This shoulder screw adheres to UNF thread standards with a Class 2A thread fit for consistent performance. Shoulder dimensions include a diameter of 1/4" with a tolerance of -0.001" to 0" and a length of 1/4" with a tolerance of 0" to 0.002", ensuring high precision. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting safe and sustainable industrial use.