S-93691A160 8-32 MS51576-6, 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 construction and passivated finish, ideal for harsh industrial environments
- Precise alignment and pivot function due to the 3/16" shoulder diameter with tight tolerances for accurate component positioning
- High tensile strength of 70,000 psi ensures reliable performance under heavy loads and mechanical stress
- Easy installation and removal with hex socket drive design, reducing assembly time and tool slippage
- Consistent thread engagement provided by UNC coarse threads and Class 2A fit for secure fastening in various materials
- Durable surface hardness rated at Rockwell B55, resisting wear and deformation in repetitive use applications
- Full regulatory compliance with MS51576-6, RoHS 3, and REACH standards, ensuring safety and environmental responsibility
Professional Applications & Engineering Value
This 8-32 UNC shoulder screw is engineered to address critical alignment and durability challenges in precision machinery, automation systems, and electronic assemblies. The 18-8 stainless steel material combined with a passivated finish provides exceptional resistance to rust and chemical exposure, extending service life in demanding conditions. The 3/16" shoulder diameter and precise length tolerances allow for exact component spacing and rotational movement, reducing misalignment and wear in pivoting or sliding mechanisms. With a hex socket drive and coarse UNC threads, it ensures quick, secure installation in plastics, metals, and composites, making it a versatile choice for OEMs and maintenance teams requiring reliable, repeatable performance.
Specification Summary & Compliance
This shoulder screw adheres to Class 2A thread fit and UNC standards, ensuring dimensional accuracy and interchangeability. Manufacturing conforms to MS51576-6 specifications, with shoulder diameter tolerance of -0.001" to 0" and shoulder length tolerance of 0" to 0.002" for precise assembly. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing it is free from hazardous substances and safe for industrial and international use.
