S-92949A192 8-32 x 3/8" ASME B18.3 Stainless Steel Button Head Hex-Drive Screws
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
- Superior corrosion resistance with 18-8 stainless steel construction and passivated finish for extended service life in harsh environments
- Precise Class 3A thread fit ensures reliable engagement and vibration resistance in critical assemblies
- High tensile strength (70,000 psi) provides exceptional load-bearing capacity for demanding applications
- Hex drive design (3/32") allows for secure tool engagement and efficient installation in confined spaces
- Fully threaded construction delivers maximum holding power along the entire fastener length
- ASME B18.3 compliance guarantees consistent quality and dimensional accuracy for industrial applications
- Rockwell B55 hardness maintains thread integrity and prevents stripping during repeated use
Professional Applications & Engineering Value
These 8-32 UNC coarse thread screws with rounded button head design solve critical challenges in precision assembly applications. The 18-8 stainless steel material combined with passivated finish provides exceptional resistance to corrosion and chemical exposure, making them ideal for marine, food processing, and outdoor equipment. The Class 3A thread fit ensures tight tolerances for vibration-resistant connections in machinery, electronic enclosures, and automotive components. The hex drive configuration enables high-torque installation without cam-out, while the low-profile button head design minimizes protrusion in space-constrained applications. These industrial fasteners deliver reliable performance where mechanical strength and environmental durability are paramount.
Specification Summary & Compliance
Manufactured to exacting ASME B18.3 specifications with Class 3A thread fit tolerance for precision applications. Features UNC coarse threads (8-32 size) with right-hand threading and standard dimensional parameters including 0.312" head diameter and 3/8" length. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors.
