S-94450A541 1 1/2"-12 ANSI/ASME 18.2.2 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
- Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and extended service life
- Reliable left-hand thread engagement for specialized applications requiring reverse-threading security
- Precise Class 2B thread fit ensures smooth assembly, reduces galling, and provides consistent clamping force
- Space-saving thin profile (27/32" height) allows installation in confined areas without compromising strength
- High-strength external hex drive offers excellent torque transmission and tool accessibility
- Industry-standard compliance with ANSI/ASME 18.2.2 guarantees dimensional accuracy and interchangeability
- Environmental regulation adherence through RoHS 3 and REACH compliance for safe, sustainable usage
Professional Applications & Engineering Value
This 1 1/2"-12 UNF left hand thin hex nut delivers critical engineering solutions where standard fasteners fail. The 18-8 stainless steel material provides excellent corrosion resistance for marine, chemical processing, and outdoor equipment applications, eliminating premature failure due to rust. Its fine thread spacing and Class 2B fit create superior vibration resistance in machinery, automotive, and aerospace assemblies, while the left-hand thread direction prevents accidental loosening in rotating systems. The thin hex profile enables installation in space-constrained designs without sacrificing the durability needed for high-stress connections, making it an essential component for precision engineering projects demanding reliability and compliance with ANSI/ASME 18.2.2 standards.
Specification Summary & Compliance
Manufactured to exact ANSI/ASME 18.2.2 specifications with Class 2B thread fit tolerances for consistent performance. Features 1 1/2"-12 UNF left-hand fine threads, 2 1/4" width, and 27/32" height. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe usage across global industrial markets.
