S-93691A310 10-32 MS51576-19, NASM51576 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 and passivated finish, ideal for harsh environments and extended service life.
- High-strength performance offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable load-bearing in demanding applications.
- Precise alignment and pivot points ensured by the accurately machined shoulder with a diameter of 1/4" and length of 3/8", reducing assembly play.
- Secure and efficient installation via the hex socket drive, allowing for high torque application and a flush, low-profile head design.
- Consistent and reliable threading with a Class 2A fit on the 10-32 UNF fine thread, providing vibration resistance and secure fastening.
- Compliance with stringent industry standards including MS51576-19 (NASM51576), ensuring part interchangeability and quality assurance.
- Environmentally responsible manufacturing meeting RoHS 3 and REACH regulations, supporting global supply chain requirements.
Professional Applications & Engineering Value
This precision shoulder screw is engineered to address critical alignment and rotational needs in industrial assemblies. The 18-8 stainless steel construction, enhanced by a passivated finish, provides excellent resistance to corrosion and wear, making it suitable for machinery, aerospace components, and precision instruments. The 10-32 UNF fine thread with a Class 2A fit ensures minimal backlash and secure fastening under dynamic loads, while the precisely machined shoulder acts as a dependable datum for locating parts or supporting rotational movement. Its socket head design allows for compact installations and easy access in confined spaces, improving assembly efficiency and reliability in high-performance engineering applications.
Specification Summary & Compliance
This shoulder screw features a 10-32 UNF thread with Class 2A fit and precise shoulder dimensions (1/4" diameter, 3/8" length) manufactured to tight tolerances. It complies with MS51576-19 (NASM51576) specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring quality, safety, and regulatory adherence for industrial use.
