S-91952A110 1/4"-20 ASME B18.2.2 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 for extended service life in harsh marine and industrial environments
- Precise Class 2B thread fit ensures reliable engagement and vibration resistance in assemblies
- Thin profile design saves space and weight while maintaining full strength requirements
- ASME B18.2.2 compliance guarantees dimensional accuracy and interchangeability
- REACH and RoHS 3 compliance meets stringent environmental regulations for global sourcing
- Coarse UNC threading provides quick assembly and reduced cross-threading risks
- External hex drive offers standard tool compatibility for efficient installation
Professional Applications & Engineering Value
This silicon bronze thin hex nut delivers exceptional performance where corrosion is a primary concern. The marine-grade silicon bronze material provides natural resistance to saltwater corrosion, making it ideal for marine applications, coastal structures, and chemical processing equipment. The 1/4"-20 UNC coarse thread configuration ensures rapid installation while maintaining secure fastening in high-vibration environments. With its thin hex nut profile, engineers can achieve space-optimized designs without compromising on strength or corrosion protection. The combination of Class 2B thread fit and external hex drive enables precise torque application and reliable performance in demanding industrial applications where maintenance access may be limited.
Specification Summary & Compliance
This hex nut features 1/4"-20 UNC coarse threading with Class 2B thread fit per ASME B18.2.2 specifications, ensuring dimensional precision and interchangeability. The nut measures 7/16" across flats with a 5/32" height profile. Manufacturing complies with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) standards with exemption 6(a)-I for lead as an alloying element. The right-hand thread direction and external hex drive style provide industry-standard compatibility for installation tools and procedures.
