S-92183A342 5/16"-18 Shoulder Screws
Shoulder Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and extended service life.
- Exceptional mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for high-stress applications.
- Precise and secure assembly ensured by Class 3A thread fit, minimizing the risk of loosening under vibration.
- Easy installation and removal with a 3/16" hex drive and knurled head for improved grip and torque application.
- Versatile shoulder design with a standard fit and selectable lengths (0.13"-1.99") for precise component location and spacing.
- Reliable performance backed by Rockwell B55 hardness, providing excellent wear resistance and durability.
- Compliance with global standards including RoHS 3 and REACH, ensuring safety and environmental responsibility.
Professional Applications & Engineering Value
These shoulder screws are engineered to address critical challenges in industrial assembly, where precise alignment and robust fastening are paramount. The 5/16"-18 UNC coarse thread and Class 3A fit ensure a tight, reliable connection that resists vibrational loosening in machinery, automotive, and automation systems. The 18-8 stainless steel material provides excellent corrosion resistance, making these socket head shoulder bolts suitable for demanding environments, including those exposed to moisture or chemicals. The knurled head enhances grip during installation, while the precision-machined shoulder acts as a dependable axle or pivot, reducing wear on assembled components and simplifying maintenance.
Specification Summary & Compliance
This product features a 5/16"-18 UNC coarse thread with a Class 3A thread fit for high precision. The shoulder diameter is 3/8" with a tight tolerance of -0.004" to -0.002", and the shoulder length tolerance is -0.002" to 0.002". Manufactured from 18-8 stainless steel with a hardness of Rockwell B55, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance standards, ensuring environmental and safety adherence for global industrial use.
