S-91829A532 10-32 MS51575-19, NASM51575 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 and passivated finish, ensuring long-term reliability in harsh industrial environments.
- Precise alignment and secure pivoting thanks to the 1/4" shoulder diameter with tight tolerance, minimizing component wear and misalignment.
- High-strength performance with 70,000 psi tensile strength and Rockwell B55 hardness, providing dependable load-bearing capacity.
- Fine 10-32 UNF threading offers enhanced engagement and vibration resistance in precision assemblies.
- Socket head design allows for easy installation and removal in confined spaces, improving assembly efficiency.
- Compliance with MS51575-19 standards ensures consistent quality and interchangeability for critical applications.
- Environmental responsibility with RoHS 3 and REACH compliance, meeting global regulatory requirements.
Professional Applications & Engineering Value
This precision shoulder screw is engineered to address common challenges in industrial machinery, automation systems, and precision assemblies. The 18-8 stainless steel material, combined with a passivated finish, provides excellent resistance to corrosion and oxidation, extending service life in demanding conditions. The 1/4" shoulder diameter and 5/16" shoulder length deliver accurate positioning for rotating parts, reducing friction and preventing axial movement. With 10-32 UNF fine threading and Class 2A thread fit, it ensures secure fastening in high-vibration environments, making it ideal for use in electrical enclosures, bearing mounts, and linkage systems. Its socket head design facilitates tool access in tight spaces, streamlining maintenance and reducing downtime.
Specification Summary & Compliance
This shoulder screw features a 10-32 UNF thread with Class 2A fit for precise engagement, a shoulder diameter of 1/4" with tolerance from -0.001" to 0", and a shoulder length of 5/16" with tolerance from 0" to 0.002". It meets MS51575-19 specifications and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to industry standards for safety and environmental responsibility.
