S-92196A434 1/4"-20 x 2 5/8" ASME B18.3 18-8 Stainless Steel Socket Head Screws
18-8 Stainless Steel Socket Head 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
- Exceptional corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and long-term reliability.
- High tensile strength of 70,000 psi ensures secure, durable fastening under demanding mechanical loads.
- Precise Class 3A thread fit provides superior engagement and vibration resistance in critical assemblies.
- Partially threaded design allows for controlled clamping force and easier alignment in specific applications.
- Hex socket drive (3/16") enables high-torque installation with standard tools, reducing slip and tool wear.
- Compliance with ASME B18.3, RoHS 3, and REACH guarantees adherence to industry standards and environmental safety.
- Coarse UNC threads facilitate quick assembly and disassembly, even in debris-prone conditions.
Professional Applications & Engineering Value
These 1/4"-20 UNC Socket Head Cap Screws are engineered to address common industrial challenges, such as corrosion-induced failure and loosening under vibration. The 18-8 Stainless Steel material offers excellent resistance to rust and chemicals, making them suitable for outdoor equipment, marine hardware, and food processing machinery. The Class 3A thread fit and coarse thread spacing ensure reliable performance in high-stress applications, reducing maintenance needs. With a partially threaded rod typehex drive style, they provide optimal clamping in precision assemblies like automotive components, industrial robots, and machinery frames, enhancing operational safety and longevity.
Specification Summary & Compliance
This product features a 1/4"-20 UNC thread with Class 3A precision fit and coarse thread spacing, ensuring dimensional accuracy per ASME B18.3 standards. It is manufactured from 18-8 Stainless Steel with a hardness of Rockwell B70 and tensile strength of 70,000 psi. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming adherence to environmental and safety regulations for industrial use.
