S-97345A773 3/8"-16 ASME B18.3 Shoulder Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads
• Precision Class 3A thread fit for secure, vibration-resistant connections
• Knurled head design provides enhanced grip for easier manual adjustments
• 1" shoulder with tight tolerances maintains accurate alignment in assemblies
• Hex socket drive allows for high-torque installation with standard tools
• Compliance with ASME B18.3 and environmental regulations guarantees quality and safety standards

Professional Applications & Engineering Value

This 316 stainless steel shoulder screw delivers exceptional engineering value in demanding applications where precision alignment and corrosion resistance are critical. The 3/8"-16 UNC coarse thread with Class 3A fit ensures secure fastening in high-vibration environments, while the precisely machined 1" shoulder length provides stable bearing surfaces for rotating components in machinery, automotive, and aerospace assemblies. The knurled head texture combined with hex drive facilitates both manual handling and powered installation, reducing assembly time. With 70,000 psi tensile strength and full compliance with ASME B18.3 standards, this industrial fastener solves alignment and durability challenges in precision equipment manufacturing.

Specification Summary & Compliance

This shoulder screw features Class 3A thread fit with UNC coarse threading, manufactured to ASME B18.3 specifications. The shoulder maintains tight tolerances with diameter of -0.004" to -0.002" and length of -0.005" to 0.005". The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial applications.