S-99154A380 10-32 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, ideal for harsh industrial environments.
- Enhanced load-bearing capacity from 70,000 psi tensile strength and Rockwell B55 hardness, ensuring long-term reliability.
- Precise alignment and reduced wear due to the precisely machined 1/4" shoulder with tight diameter and length tolerances.
- Secure fastening in fine-thread applications with 10-32 UNF fine thread and Class 2A fit for vibration resistance.
- Low-profile socket head design allows for compact assembly and easy installation in confined spaces.
- Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe use in regulated industries.
- Right-hand thread direction provides standard, intuitive installation for consistent assembly processes.
Professional Applications & Engineering Value
This precision 10-32 UNF fine thread shoulder screw is engineered to address critical alignment and durability challenges in industrial machinery, automation systems, and precision instruments. The 18-8 stainless steel material offers excellent resistance to corrosion and oxidation, extending service life in demanding conditions. The 1/4" shoulder length and precise shoulder diameter ensure accurate component positioning, reducing misalignment and wear in rotating assemblies. With a low socket head profile and Class 2A thread fit, it facilitates easy installation and maintains tight tolerances under vibration, making it ideal for applications in aerospace, medical devices, and electronic enclosures where reliability is paramount.
Specification Summary & Compliance
This shoulder screw adheres to UNF thread standards with a Class 2A thread fit for consistent engagement and performance. Shoulder dimensions include a diameter of 1/4" with tolerance from -0.001" to 0" and length of 1/4" with tolerance from 0" to 0.002", ensuring precise fits. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting environmentally responsible sourcing and usage in global markets.
