S-94035A238 3/8"-16 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel and passivated finish, ideal for harsh industrial environments.
• Exceptional strength and durability from 70,000 psi tensile strength and Rockwell B55 hardness, ensuring reliable performance under heavy loads.
• Precise component alignment thanks to the 1/2" shoulder diameter with tight tolerance, minimizing play and vibration.
• Easy installation and removal with the hex socket head and 1/4" drive, allowing for high torque application in confined spaces.
• Consistent and secure fastening provided by the 3/8"-16 UNC coarse thread with Class 2A fit, reducing cross-threading risks.
• Accurate shoulder length control with a tolerance of 0" to 0.002", ensuring repeatable positioning in assemblies.
• Compliance with environmental standards including RoHS and REACH, making it safe for global industrial use.

Professional Applications & Engineering Value

This 3/8"-16 UNC shoulder screw is engineered to solve critical alignment and durability challenges in industrial machinery and precision equipment. Made from 18-8 stainless steel with a passivated finish, it resists corrosion in demanding environments like manufacturing and automation. The 1/2" shoulder diameter and precise shoulder length tolerance ensure components stay perfectly aligned, reducing wear and maintenance. With a Class 2A thread fit and coarse thread spacing, it offers quick assembly and high tensile strength, ideal for applications requiring reliable fastening and rotational control. The socket head design with hex drive allows for efficient installation in tight spaces, enhancing productivity in B2B settings such as conveyor systems, robotics, and tooling fixtures.

Specification Summary & Compliance

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