S-92949A275 10-32 x 2" 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.
- Exceptional thread reliability due to Class 3A fit and UNF fine threading, ensuring secure, vibration-resistant connections.
- High mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications.
- Efficient installation and removal with a hex drive and rounded button head design, providing a flush finish and easy tool access.
- Full thread engagement along the entire 2" length for maximum grip and load distribution in assembled components.
- Compliance with major industry standards including ASME B18.3, guaranteeing dimensional accuracy and interchangeability.
- Environmentally responsible manufacturing with RoHS 3 and REACH compliance, meeting global regulatory requirements.
Professional Applications & Engineering Value
This 10-32 UNF Class 3A Rounded Head Screw is engineered to address critical challenges in precision assembly and machinery. The 18-8 stainless steel material, combined with a passivated finish, provides excellent resistance to oxidation and chemical exposure, extending service life in applications like electronic enclosures, automotive components, and medical devices. The fine thread spacing and Class 3A thread fit ensure tight tolerances, reducing the risk of loosening under vibration—common in industrial equipment. Its fully threaded design and hex drive facilitate quick, secure fastening, making it a reliable choice for engineers seeking durability and compliance with ASME B18.3 standards in high-stress environments.
Specification Summary & Compliance
This screw adheres to precise dimensional standards, including a Class 3A thread fit for tight tolerance and UNF fine threading with a 10-32 size. It meets ASME B18.3 specifications for consistency and reliability. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring environmental safety and regulatory adherence in industrial use.
