S-92949A416 5-44 x 1/4" 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, ideal for harsh industrial environments and extended service life.
- Exceptional thread engagement and vibration resistance due to the Class 3A fine thread fit, ensuring reliable, secure fastening in precision assemblies.
- High-strength performance with a 70,000 psi tensile strength and Rockwell B55 hardness, providing dependable load-bearing capacity.
- Easy installation and removal with a 5/64" hex drive, allowing for efficient assembly with standard tools and reducing labor time.
- Versatile, low-profile design from the rounded button head, making it suitable for applications where a smooth, finished appearance is required.
- Maximum grip and holding power from the fully threaded design, distributing stress evenly along the entire 1/4" length.
- Compliance with stringent environmental regulations, being RoHS 3 and REACH compliant for safe use in regulated industries.
Professional Applications & Engineering Value
This 5-44 UNF Class 3A Rounded Head Screw is engineered to address critical challenges in precision machinery, electronics, and automotive assemblies. The 18-8 Stainless Steel material offers excellent resistance to oxidation and corrosion, which is vital for components exposed to moisture or chemicals. The fine thread spacing and Class 3A thread fit provide a tighter tolerance, minimizing the risk of loosening under vibration—a common issue in dynamic industrial environments. Combined with the hex drive and button head style, it ensures a flush finish and easy access in confined spaces, streamlining the assembly process and enhancing the overall durability and reliability of your product.
Specification Summary & Compliance
This screw adheres to the UNF thread standard with a Class 3A thread fit for high precision. Dimensions include a 1/4" length, 5-44 thread size, and 5/64" hex drive. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance standards, ensuring environmental safety and regulatory adherence for industrial use.
