S-90494A137 7/8"-9 Hex Nuts
Hex Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Enhanced space efficiency with thin profile design for applications with limited clearance
- Reliable fastening performance from Grade 2 steel construction providing dependable strength
- Quick assembly compatibility with coarse UNC threads and standard external hex drive
- Precise thread engagement ensured by Class 2B thread fit for consistent mating
- Environmental compliance assurance meeting RoHS 3 and REACH regulations
- Industry-standard compatibility with right-hand UNC threading for broad application use
- Optimized weight-to-strength ratio through thin profile design without compromising durability
Professional Applications & Engineering Value
This 7/8"-9 UNC thin hex nut delivers exceptional engineering value in industrial settings where space constraints and reliable fastening are critical. The Grade 2 steel construction provides sufficient strength for general purpose applications while the thin hex nut profile allows installation in tight spaces where standard nuts cannot fit. The coarse thread spacing enables rapid assembly and disassembly, reducing labor time in maintenance operations. The Class 2B thread fit ensures consistent engagement with mating components, preventing cross-threading and ensuring uniform clamping force distribution. This combination of material properties and dimensional precision makes it ideal for machinery, structural frameworks, and equipment where vibration resistance and long-term performance are essential.
Specification Summary & Compliance
Manufactured to precise dimensional standards with 1 5/16" width and 31/64" height, this hex nut features UNC coarse threads with Class 2B thread fit tolerance for reliable mating compatibility. The right-hand thread direction follows industry standards for straightforward installation. The fastener complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial applications while meeting quality manufacturing specifications for consistent performance.
