S-92949A190 8-32 x 1/4" 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, ideal for harsh industrial environments.
- High tensile strength of 70,000 psi ensures reliable load-bearing capacity and reduces failure risks in demanding applications.
- Precise Class 3A thread fit provides excellent engagement and vibration resistance for secure fastening.
- Hex drive design with 3/32" drive size allows for easy installation and high torque application without stripping.
- Fully threaded 8-32 UNC coarse spacing enables quick assembly and strong holding power across the entire length.
- Rockwell B55 hardness offers excellent durability and wear resistance for long-term performance.
- Compliance with ASME B18.3, RoHS 3, and REACH ensures quality, safety, and environmental standards are met.
Professional Applications & Engineering Value
This 8-32 UNC thread rounded head screw delivers exceptional engineering value in industrial settings where corrosion resistance and mechanical strength are critical. Manufactured from 18-8 stainless steel with a passivated finish, it effectively combats rust and chemical exposure in applications like machinery assembly, electronic enclosures, and outdoor equipment. The hex drive and Class 3A thread fit minimize loosening under vibration, reducing maintenance needs. With a tensile strength of 70,000 psi and full threading, it ensures robust fastening in high-stress environments, providing reliability that extends equipment lifespan and lowers total cost of ownership.
Specification Summary & Compliance
This screw features precise Class 3A thread fit per UNC standards, with dimensions including 8-32 thread size, 1/4" length, and 0.312" head diameter. It meets ASME B18.3 specifications for consistency and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and safe for various industrial uses.
