S-94035A165 8-32 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ensuring long-term reliability in harsh environments.
• Precise alignment and positioning due to the exact 3/16" shoulder diameter and 9/16" shoulder length with minimal tolerances, reducing assembly errors.
• High mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for durable performance under heavy loads.
• Easy installation and removal with a hex socket head and 3/32" drive size, allowing for secure tool engagement in confined spaces.
• Reliable thread engagement featuring UNC coarse threads and Class 2A fit, ensuring consistent fastening and vibration resistance.
• Compliance with environmental standards including RoHS 3 and REACH, making it safe for various industrial applications.
• Versatile right-hand thread design suitable for standard assembly processes, enhancing compatibility across machinery and equipment.

Professional Applications & Engineering Value

This 8-32 UNC shoulder screw is engineered to address critical alignment challenges in precision machinery, automation systems, and assembly jigs. The 18-8 stainless steel material with a passivated finish provides excellent resistance to corrosion and wear, extending service life in demanding conditions. Its 3/16" shoulder diameter and 9/16" shoulder length with tight tolerances ensure accurate component positioning, reducing misalignment and improving operational efficiency. The hex socket head allows for easy access in tight spaces, while the Class 2A thread fit and coarse thread spacing deliver secure fastening, minimizing loosening from vibrations. Ideal for applications requiring repeatable precision, such as in robotics, conveyor systems, and electronic enclosures, this screw enhances reliability and reduces maintenance needs.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 2A thread fit for precise dimensional accuracy. The shoulder diameter is maintained at 3/16" with a tolerance of -0.001" to 0", and the shoulder length is 9/16" with a tolerance of 0" to 0.002", ensuring consistent performance. Manufactured from 18-8 stainless steel with a passivated finish, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting environmentally responsible and safe industrial use.