S-90344A112 10-32 x 3/4" ASME B18.3, ASTM A574 Socket Head Screws with Flat Washer
Socket Head Screws with Flat Washer
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Washer & Nut
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with black-oxide coating on alloy steel, extending service life in harsh industrial environments.
- Exceptional tensile strength of 170,000 psi ensures reliable performance under high-stress applications without failure.
- Precise Class 3A fine thread fit delivers tight, secure fastening with minimal risk of loosening in vibration-prone settings.
- Integrated flat washer distributes load evenly, reducing surface damage and improving joint integrity.
- Hex socket drive design allows for easy installation with standard tools, enhancing assembly efficiency.
- Full thread coverage provides consistent grip along the entire length, ideal for adjustable or deep-set applications.
- Compliance with ASME B18.3 and ASTM A574 guarantees consistent quality and interchangeability in professional use.
Professional Applications & Engineering Value
These 10-32 UNF socket head cap screws are engineered to address critical challenges in precision assembly and heavy-duty machinery. The black-oxide alloy steel construction, combined with a Rockwell C39 hardness, resists wear and environmental degradation, making them suitable for automotive, aerospace, and industrial equipment where durability is paramount. The fine thread and Class 3A fit ensure secure fastening in high-vibration environments, while the integrated flat washer prevents surface indentation and distributes clamping force effectively. This design minimizes the risk of joint failure, supporting long-term reliability in demanding applications such as engine components, robotic systems, and structural frameworks.
Specification Summary & Compliance
This product adheres to Class 3A thread fit for precise tolerance, with UNF fine threads and a right-hand thread direction. It meets ASME B18.3 and ASTM A574 manufacturing specifications, ensuring dimensional accuracy and performance consistency. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting environmentally responsible and safe industrial use.
