S-91783A092 3-48 x 1/4" ASME B18.6.3 Stainless Steel Round Head Slotted Screws
Stainless Steel Round Head Slotted 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 and passivated finish, ideal for harsh industrial environments.
- High tensile strength of 100,000 psi ensures reliable load-bearing capacity and joint integrity under stress.
- Class 2A thread fit provides consistent, easy assembly and interchangeability with standard UNC nuts and tapped holes.
- Rockwell B100 hardness offers excellent durability and resistance to wear during installation and use.
- Fully threaded design allows for maximum grip and uniform clamping force across the entire length.
- Slotted drive and rounded head enable straightforward installation with standard tools while providing a smooth, snag-free profile.
- Compliance with ASME B18.6.3, RoHS 3, and REACH ensures product reliability and environmental safety for global supply chains.
Professional Applications & Engineering Value
This 3-48 UNC Rounded Head Slotted Screw is engineered to address common industrial challenges such as corrosion, mechanical stress, and assembly efficiency. The 18-8 Stainless Steel material, combined with a passivated finish, provides exceptional resistance to rust and chemical exposure, making it suitable for applications in electronics, machinery, and outdoor equipment. The coarse UNC thread and Class 2A fit ensure quick, secure fastening without cross-threading, reducing installation time and maintenance costs. With a 100,000 psi tensile strength and fully threaded design, it delivers consistent performance in high-vibration environments, ensuring long-term reliability for precision assemblies and industrial screws requirements.
Specification Summary & Compliance
This screw adheres to ASME B18.6.3 specifications, ensuring dimensional accuracy and interchangeability. The UNC thread with Class 2A fit provides standard coarse threading and precise tolerance for reliable engagement. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental standards. Additional details include a right-hand thread direction, 1/4" length, and Rockwell B100 hardness, supporting its use in demanding engineering applications.
