S-95446A658 5/16"-18 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 360 Brass construction, ideal for harsh environments and reducing maintenance costs
- Precise alignment and smooth rotation ensured by the Class 2A thread fit and smooth shoulder, minimizing wear in assemblies
- High tensile strength of 40,000 psi provides reliable load-bearing capacity for demanding mechanical applications
- Easy installation and removal with the 3/16" hex socket drive, allowing for efficient assembly in tight spaces
- Durable performance backed by Rockwell B55 hardness, ensuring long-term reliability under stress
- Compliance with RoHS 3 and REACH regulations ensures environmental safety and global market acceptance
- Accurate shoulder length of 1-1/2" with tight tolerances for consistent spacing and reduced vibration in precision equipment
Professional Applications & Engineering Value
This precision shoulder screw is engineered to address common industrial challenges, such as misalignment and component wear in high-stress assemblies. Made from 360 Brass, it offers excellent corrosion resistance, making it suitable for applications in marine, automotive, and electronics industries where exposure to moisture is a concern. The UNC coarse thread and Class 2A thread fit ensure quick, secure fastening with minimal risk of cross-threading, while the smooth socket head design allows for easy access in confined spaces. With a 1-1/2" shoulder length and precise tolerances, it provides stable support for rotating parts, reducing friction and extending the lifespan of machinery. Ideal for use in jigs, fixtures, and conveyor systems, this screw enhances assembly efficiency and reliability in mechanical shoulder screw applications.
Specification Summary & Compliance
This shoulder screw features a 5/16"-18 UNC thread with Class 2A thread fit for precise dimensional accuracy, and a shoulder diameter tolerance of -0.002" to 0" for consistent performance. It adheres to industry standards, including RoHS 3 (2015/863/EU) compliance with exemption 6(c) for lead in copper alloy and REACH (EC 1907/2006) compliance, ensuring it meets environmental and safety regulations for global use.
