S-95861A122 8-32 x 1/2" Venting Stainless Steel Button Head Hex-Drive Screws
Venting Stainless Steel Button Head Hex-Drive 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 with 18-8 Stainless Steel construction, ideal for harsh environments and long-term reliability.
- High tensile strength of 80,000 psi ensures secure, durable fastening under demanding mechanical loads.
- Precise Class 3A thread fit provides superior engagement and vibration resistance in critical assemblies.
- Vented design with 0.051" diameter prevents pressure buildup, reducing the risk of component damage during installation.
- Hex drive (3/32") and rounded button head allow for easy installation and a low-profile, finished appearance.
- Fully threaded UNC coarse thread enables rapid assembly and strong holding power in various materials.
- Compliance with RoHS 3 and REACH ensures environmental safety and regulatory acceptance in global markets.
Professional Applications & Engineering Value
Engineered for demanding industrial applications, this 8-32 x 1/2" rounded head screw combines 18-8 Stainless Steel with a Class 3A UNC coarse thread to deliver reliable performance in corrosive or high-stress environments. The vented screw design mitigates pneumatic or hydraulic lock during tightening, preventing seal failure and thread stripping. Its hex drive ensures secure tool engagement, reducing cam-out risks and speeding up assembly lines. With a rounded button head, it offers a sleek profile for applications where clearance is limited, such as in electronics enclosures, machinery panels, and automotive components. The 80,000 psi tensile strength and Rockwell B81 hardness provide durability against fatigue and deformation, making it a trusted choice for OEMs and maintenance teams seeking corrosion-resistant fasteners that meet rigorous engineering standards.
Specification Summary & Compliance
This screw adheres to UNC coarse thread standards with a precise Class 3A thread fit for tight tolerances and consistent performance. Dimensions include a 1/2" length, 8-32 thread size, and 0.312" head diameter. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring no restricted substances are used. Manufactured from 18-8 Stainless Steel, it meets industry specifications for corrosion resistance and mechanical integrity.
