S-98621A156 M8 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 industrial environments.
- Enhanced durability and wear resistance from the TiCN coating, extending service life and reducing replacement frequency.
- High mechanical strength with a tensile strength of 70,000 psi and Rockwell B55 hardness for reliable performance under load.
- Precise alignment and secure fit due to the Class 6g thread fit and precisely machined 20mm shoulder with minimal tolerances.
- Efficient installation and removal using a standard 5mm hex drive, ensuring quick assembly in tight spaces.
- Broad industrial compatibility with metric M8x1.25 coarse threading, conforming to common machinery standards.
- Compliance with environmental regulations, meeting RoHS 3 and REACH standards for safe, sustainable use.
Professional Applications & Engineering Value
This M8 shoulder screw is engineered to address critical alignment and wear challenges in demanding applications. The 18-8 stainless steel base provides excellent corrosion resistance, while the TiCN coating significantly reduces friction and wear, making it ideal for high-cycle machinery, automotive assemblies, and precision equipment. The precise shoulder diameter of 10mm and 20mm shoulder length ensure accurate component positioning, minimizing misalignment and vibration. With a Class 6g thread fit and coarse thread pitch, it offers reliable fastening in dynamic environments, reducing maintenance downtime and enhancing operational efficiency for industrial users.
Specification Summary & Compliance
This shoulder screw features a metric M8x1.25 coarse thread with a Class 6g thread fit for precise engagement. The shoulder diameter is 10mm with a tolerance of -0.025 to 0 mm, and the shoulder length is 20mm with a tolerance of 0 to 0.05 mm, ensuring high dimensional accuracy. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for environmentally conscious industrial applications.
