S-95505A629 1 1/2"-12 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional Load-Bearing Capacity: Grade 5 steel construction provides superior tensile strength, ideal for heavy-duty and high-stress industrial applications.
• Reliable Fine Thread Engagement: 1 1/2"-12 UNF fine threads offer increased adjustability and superior resistance to vibration loosening compared to coarse threads.
• Precision Thread Fit: Class 2B thread fit ensures smooth assembly and consistent performance, reducing the risk of cross-threading and galling.
• Standardized Dimensions & Drive: Standard external hex profile and 2 1/4" width allow for easy installation using common wrenches, streamlining maintenance and assembly processes.
• Rigorous Compliance & Safety: Manufactured in accordance with ASME B18.2.2 standards, ensuring dimensional accuracy and reliable performance in regulated environments.
• Environmental & Regulatory Assurance: Compliant with RoHS 3 and REACH regulations, making this nut suitable for use in markets with strict substance restrictions.
• Optimized Size for Demanding Uses: With a height of 1 9/32", this nut provides a robust and secure fastening solution without unnecessary bulk.

Professional Applications & Engineering Value

This Grade 5 Steel Hex Nut is engineered to address critical challenges in heavy machinery, structural frameworks, and high-vibration environments. Its 1 1/2"-12 UNF fine thread design delivers enhanced clamping force and superior resistance to shock and vibration, a common failure point in dynamic industrial systems. The external hex drive and standard profile ensure compatibility with standard tools, facilitating quick and secure installations in tight spaces. Made from robust steel and compliant with ASME B18.2.2, this nut provides reliable performance in construction, automotive assembly, and industrial equipment where durability and thread precision are non-negotiable. Its compliance with RoHS and REACH further ensures it meets global environmental standards, making it a responsible choice for OEMs and MRO professionals.

Specification Summary & Compliance

This hex nut features a 1 1/2"-12 UNF fine thread with a Class 2B thread fit, ensuring precise and reliable engagement. It conforms to the dimensional and mechanical requirements of ASME B18.2.2. The nut is manufactured from Grade 5 steel, providing a defined strength grade suitable for demanding applications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted hazardous substances. Dimensions include a width of 2 1/4" and a height of 1 9/32".