S-97505A136 M8 DIN 923 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 zinc plating for extended service life in harsh industrial environments
- High-strength performance from alloy steel construction with 58,000 psi tensile strength and Rockwell B71 hardness
- Precise component alignment enabled by the 5mm shoulder with controlled diameter and length tolerances
- Space-saving installation with low-profile socket head design requiring minimal clearance
- Reliable thread engagement through Class 6g thread fit and M8x1.25 coarse thread for quick assembly
- Broad industrial compatibility meeting DIN 923 standards for consistent quality and interchangeability
- Environmental compliance assurance with RoHS 3 and REACH regulations for responsible manufacturing
Professional Applications & Engineering Value
This M8 shoulder screw delivers critical engineering solutions where precise component positioning and rotational control are paramount. The alloy steel construction provides exceptional strength-to-weight ratio, while the zinc plating offers reliable protection against corrosion in manufacturing environments. The low-profile socket head design enables installation in confined spaces where standard hex heads cannot fit, making it ideal for machinery, automation systems, and precision equipment. The precisely machined shoulder acts as a bearing surface or pivot point, eliminating the need for separate spacers and reducing assembly complexity. With its right-hand metric coarse thread and controlled tolerances, this fastener ensures secure mounting of gears, pulleys, and linkages while maintaining alignment under dynamic loads.
Specification Summary & Compliance
This shoulder screw features Class 6g thread fit per metric standards with M8x1.25 coarse thread configuration. The shoulder maintains precise dimensions with diameter tolerance of -0.036mm to 0mm and length tolerance of 0.07mm to 0.15mm. Manufacturing complies with DIN 923 specifications for dimensional consistency and performance reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring responsible material usage and workplace safety standards.