S-94361A357 3/8"-24 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
- Exceptional tensile strength of 140,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
- Precise Class 3A thread fit provides superior engagement and vibration resistance in assemblies requiring fine thread accuracy.
- Black oxide finish enhances corrosion resistance, extending service life in demanding industrial environments.
- Knurled socket head offers improved grip for easier installation and removal, even in tight spaces.
- Alloy steel construction with Rockwell C32 hardness delivers excellent durability and wear resistance for long-term use.
- Accurate shoulder dimensions (1/2" diameter, 15/16" length) ensure proper alignment and spacing in precision machinery.
- Compliance with RoHS 3 and REACH regulations guarantees environmental safety and suitability for global industrial markets.
Professional Applications & Engineering Value
This shoulder screw is engineered to address critical alignment and load-bearing challenges in industrial equipment. The alloy steel material, combined with a black oxide finish, provides robust resistance to corrosion and mechanical stress, making it ideal for applications in machinery assembly, automotive components, and precision instruments. The 3/8"-24 UNF fine thread and Class 3A fit ensure secure fastening in high-vibration environments, while the knurled socket head facilitates efficient installation with standard 1/4" hex drive tools. By offering reliable performance in industrial shoulder bolt applications, it minimizes downtime and maintenance costs, delivering long-term engineering value.
Specification Summary & Compliance
This shoulder screw adheres to UNF thread standards with a Class 3A thread fit for precise tolerance. Key dimensional specifications include a shoulder diameter of 1/2" (tolerance: -0.004" to -0.002") and shoulder length of 15/16" (tolerance: -0.005" to 0.005"). It is manufactured to meet RoHS 3 (2015/863/EU) compliance with exemption 6(a) and REACH (EC 1907/2006) standards, ensuring environmental and safety regulations are upheld for industrial use.
