S-90263A237 M4 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 316 stainless steel construction and passivated finish, ideal for harsh industrial environments
- Precise alignment and positioning ensured by the 5mm shoulder diameter with tight tolerance for reliable component mounting
- High-strength performance with 70,000 psi tensile strength and Rockwell B79 hardness for demanding applications
- Secure hex drive engagement using a standard 2.5mm hex key, preventing stripping and enabling efficient installation
- Accurate thread fit with Class 6g metric coarse thread (0.7mm pitch) for consistent fastening and vibration resistance
- Durable smooth head design that reduces friction and allows for flush mounting in precision assemblies
- Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe use in regulated industries
Professional Applications & Engineering Value
This M4 shoulder screw is engineered to address critical alignment and corrosion challenges in precision machinery. The 316 stainless steel material, combined with a passivated finish, provides exceptional resistance to chemicals and moisture, making it suitable for medical devices, food processing equipment, and marine applications. The precise shoulder diameter and Class 6g thread fit ensure minimal play and accurate positioning of components like bearings, gears, and pulleys, reducing wear and maintenance. Its socket head design with a 2.5mm hex drive allows for compact installation in confined spaces, enhancing assembly efficiency and reliability in automated systems.
Specification Summary & Compliance
This shoulder screw adheres to metric standards with an M4 x 0.7mm coarse thread and Class 6g thread fit for consistent performance. The shoulder diameter tolerance is -0.025 to 0 mm, and shoulder length tolerance is 0 to 0.05 mm, ensuring high precision. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting use in environmentally regulated sectors.
