S-90292A152 3/8"-16 ASME B18.3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance and strength from 17-4 PH Stainless Steel, ideal for harsh industrial environments
• Exceptional load-bearing capacity with 130,000 psi tensile strength and 65,000 psi shear strength for demanding applications
• Precise alignment and reduced wear thanks to the 1/2" shoulder diameter with tight tolerance control
• Reliable, vibration-resistant assembly ensured by Class 3A thread fit and coarse UNC threading
• Easy installation and removal with hex drive and knurled head for enhanced grip
• Long-term durability and stability supported by Rockwell C28 hardness and standard shoulder fit
• Compliance with major industry standards including ASME B18.3, RoHS 3, and REACH for global use

Professional Applications & Engineering Value

This 3/8"-16 UNC shoulder screw is engineered to address critical challenges in industrial applications where precision, strength, and corrosion resistance are paramount. The 17-4 PH Stainless Steel construction provides excellent resistance to oxidation and chemical exposure, making it suitable for machinery, automotive, and aerospace components. The knurled head and hex drive facilitate secure handling and torque application, reducing installation time and preventing slippage. With its Class 3A thread fit and precise shoulder dimensions, this screw ensures minimal play and reliable performance in pivoting, rotating, or spacing roles, enhancing equipment longevity and reducing maintenance needs.

Specification Summary & Compliance

This shoulder screw features a 3/8"-16 UNC thread with Class 3A fit for high precision, a shoulder diameter of 1/2" (tolerance: -0.004" to -0.002"), and shoulder length of 3/4" (tolerance: -0.005" to 0.005"). It is manufactured in compliance with ASME B18.3 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safety and reliability for industrial use.