S-91078A265 1 1/2"-12 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 corrosion resistance through zinc-plated steel construction, extending service life in demanding environments
- Superior thread engagement with Class 2B thread fit ensuring reliable, vibration-resistant connections
- Space-saving design with thin profile (27/32" height) ideal for applications with limited clearance
- Precision fine threading (12 TPI UNF) provides better adjustment control and superior load distribution
- Consistent performance under moderate loads with Grade 2 strength classification
- Easy installation and removal with standard 2 1/4" external hex drive compatible with common tools
- Global compliance assurance meeting RoHS 3 and REACH environmental standards for international projects
Professional Applications & Engineering Value
This 1 1/2"-12 UNF thin hex nut delivers critical engineering advantages through its specialized zinc-plated steel construction and fine thread configuration. The combination of Grade 2 strength classification and Class 2B thread fit addresses common industrial challenges including vibration-induced loosening and corrosion degradation. The thin hex nut profile provides substantial space savings while maintaining full thread engagement, making it ideal for compact assemblies in machinery, equipment manufacturing, and structural applications where clearance is limited. The right-hand UNF fine threads offer superior clamping force distribution compared to coarse threads, particularly beneficial in precision assemblies requiring fine adjustment capabilities. This engineered fastener solves the dual challenge of maintaining corrosion resistance while providing reliable, long-term performance in moderate load applications.
Specification Summary & Compliance
Manufactured to precise dimensional standards with 2 1/4" width and 27/32" height, this hex nut features Class 2B thread fit per UNF specifications, ensuring consistent threading compatibility. The fastener meets Grade 2 strength requirements and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global industrial applications requiring verified material compliance.
