S-92200A632 5/16"-18 x 1 1/4" MS16995-67, NAS1352C5-20, NASM16995, FF-S-86 Mil. Spec. 18-8 Stainless Steel Socket Head Screws
Mil. Spec. 18-8 Stainless Steel Socket Head 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
- Exceptional corrosion resistance through 18-8 Stainless Steel construction and passivated finish, ideal for harsh industrial environments.
- High tensile strength of 80,000 PSI ensures reliable performance under significant load and stress.
- Precise Class 3A thread fit provides superior engagement and vibration resistance in critical assemblies.
- Standard hex socket drive allows for high-torque installation and easy access in confined spaces.
- Fully threaded design offers maximum grip and adjustability along the entire shank length.
- Compliance with major aerospace and federal standards (MS16995, NAS1352C5-20, NASM16995, FF-S-86) guarantees quality and interchangeability.
- Coarse UNRC thread spacing enables quicker assembly and reduced cross-threading risk.
Professional Applications & Engineering Value
This Socket Head Cap Screw is engineered to address demanding industrial fastening challenges where reliability and corrosion resistance are paramount. The 18-8 Stainless Steel material, combined with a passivated finish, provides excellent protection against rust and chemical exposure, making it suitable for machinery, marine equipment, and outdoor applications. Its 80,000 PSI tensile strength and Class 3A UNRC thread ensure a secure, vibration-resistant fit in high-stress environments like aerospace assemblies and automotive manufacturing. The hex drive socket head design facilitates easy installation with standard tools, even in tight spaces, enhancing assembly efficiency and reducing downtime. This screw is a trusted solution for engineers requiring durable, high-performance industrial fasteners that meet rigorous standards.
Specification Summary & Compliance
This screw features a 5/16"-18 thread size with Class 3A fit and coarse UNRC thread spacing, ensuring precise dimensional accuracy and reliable performance. It is manufactured in compliance with MS16995, NAS1352C5-20, NASM16995, and Fed. Spec. FF-S-86, and meets environmental regulations including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006).
