S-94035A199 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 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments.
- Exceptional strength and durability from 70,000 psi tensile strength and Rockwell B55 hardness, ensuring reliable performance under high stress.
- Precise component alignment enabled by the smooth, accurately machined 1" shoulder with tight diameter and length tolerances.
- Easy and secure installation using a standard 3/16" hex drive socket head, preventing cam-out and ensuring proper torque application.
- Wide compatibility and reliable fastening with 5/16"-18 UNC coarse right-hand threads meeting Class 2A fit for consistent engagement.
- Compliance with global regulations, being RoHS 3 and REACH compliant for safe use in various markets and applications.
Professional Applications & Engineering Value
This precision shoulder screw is engineered to address critical alignment and durability challenges in demanding assemblies. The 18-8 stainless steel material, combined with a passivated finish, provides excellent resistance to corrosion and wear, extending service life in machinery, automotive, and electronic equipment. The 1" shoulder length with precise tolerances acts as a dependable pivot or spacer, ensuring components like gears, bearings, and linkages remain perfectly aligned, reducing vibration and premature failure. The UNC coarse threads and socket head design facilitate quick, secure fastening, making it a reliable choice for industrial applications where strength and accuracy are paramount.
Specification Summary & Compliance
This shoulder screw adheres to UNC thread standards with a Class 2A thread fit for consistent assembly. The shoulder features a diameter of 3/8" with a tolerance of -0.001" to 0" and a length of 1" with a tolerance of 0" to 0.002", ensuring precise fit in applications. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting use in regulated industries.
