S-93190A942 1 1/8"-7 x 4" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws
Super-Corrosion-Resistant 316 Stainless Steel Hex 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
- Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction
- High-strength performance with 70,000 psi tensile strength for demanding heavy-duty applications
- Excellent durability and wear resistance provided by Rockwell B70 hardness
- Reliable thread engagement ensured by Class 2A thread fit and UNC coarse thread design
- Easy installation and removal with standard external hex drive and 1 11/16" head width
- Full thread coverage along the 4" length for maximum grip and load distribution
- Industry-standard compliance meeting ASME B18.2.1 specifications for guaranteed quality
Professional Applications & Engineering Value
This heavy-duty hex head screw in 316 stainless steel delivers exceptional engineering value in corrosive and high-stress environments. The coarse UNC thread provides superior holding power in soft materials and allows for quicker installation, while the Class 2A thread fit ensures consistent performance without binding. The fully threaded design maximizes engagement surface area, distributing loads evenly across the entire 4" length. Ideal for marine equipment, chemical processing plants, and outdoor infrastructure, this external hex drive fastener combines the corrosion resistance of 316 stainless with the mechanical strength needed for critical connections that cannot compromise on reliability or longevity.
Specification Summary & Compliance
This 1 1/8"-7 UNC hex head screw features Class 2A thread fit tolerance and complies with ASME B18.2.1 manufacturing standards. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in industrial applications worldwide. Manufactured from 316 stainless steel with right-hand threading and coarse thread spacing, this fastener delivers precise dimensional accuracy and reliable performance in accordance with industry specifications.
