S-94895A865 1 1/2"-12 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional tensile strength with Grade 8 classification, ideal for high-stress industrial applications requiring reliable fastening under heavy loads.
• Superior corrosion resistance due to zinc yellow-chromate plating, extending service life in harsh or outdoor environments.
• Precise fine thread engagement with 1 1/2"-12 UNF threads and Class 2B fit, ensuring tight, secure connections with reduced risk of loosening.
• Optimized for high-torque applications featuring a standard external hex drive profile (2 1/4" width) for easy installation with common tools.
• Enhanced durability in demanding conditions from steel construction, providing long-term performance in mechanical and structural assemblies.
• Right-hand thread design for standard installation practices, facilitating efficient assembly and maintenance workflows.
• Consistent dimensional accuracy in inch measurements, ensuring compatibility with existing UNF-threaded components and systems.

Professional Applications & Engineering Value

This Grade 8 heavy-duty hex nut is engineered to address critical challenges in high-stress environments, such as machinery, construction, and automotive systems. The zinc yellow-chromate-plated steel construction combats corrosion effectively, reducing maintenance needs in exposed or humid conditions. With 1 1/2"-12 UNF fine threads and a Class 2B thread fit, it delivers superior vibration resistance and clamping force, preventing joint failure in dynamic loads. The external hex drive and standard profile allow for quick, secure tightening using common wrenches, streamlining assembly in time-sensitive industrial operations. Ideal for applications requiring high-strength fasteners with reliable performance in heavy equipment and structural frameworks.

Specification Summary & Compliance

This hex nut adheres to UNF thread standards with a Class 2B thread fit for precise dimensional tolerance, ensuring consistent performance. Manufactured from plated steel with a zinc yellow-chromate finish, it meets common industry requirements for corrosion protection. The product complies with ASME and other relevant fastener specifications for Grade 8 strength, and is suitable for use in systems requiring RoHS and REACH environmental standards. Dimensions include a thread size of 1 1/2"-12, width of 2 1/4", and height of 1 9/32", all in inch measurements for broad compatibility.