S-91332A033 1/2"-13 Square Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to premium fiberglass construction, ideal for harsh industrial environments.
• Exceptional durability and lightweight performance from fiberglass material, reducing overall assembly weight without sacrificing strength.
• Reliable coarse threading (UNC) ensures quick and easy installation, minimizing assembly time and labor costs.
• Precise Class 2B thread fit guarantees secure fastening with consistent engagement, reducing the risk of loosening under vibration.
• Convenient external square drive allows for easy tool access and straightforward manual or powered tightening.
• RoHS 3 compliance assures environmental safety and meets stringent regulatory standards for industrial use.
• Standard inch dimensions (7/8" width, 41/64" height) ensure compatibility with existing UNC threaded components and tooling.

Professional Applications & Engineering Value

This 1/2"-13 UNC square nut is engineered with fiberglass material to address common industrial challenges such as corrosion, electrical conductivity, and weight reduction. The gray finish provides a neutral, professional appearance while the coarse thread design and Class 2B thread fit deliver reliable performance in high-vibration applications like machinery, electrical enclosures, and structural assemblies. Its external square drive simplifies maintenance and installation in tight spaces, making it a versatile choice for industrial square nuts in manufacturing, automotive, and infrastructure projects where durability and compliance are critical.

Specification Summary & Compliance

This square nut adheres to UNC coarse thread standards with a Class 2B thread fit for consistent dimensional accuracy. Manufactured to standard inch measurements (Width: 7/8", Height: 41/64"), it ensures reliable performance in various assemblies. The product is RoHS 3 (2015/863/EU) compliant, meeting environmental and safety regulations for industrial hardware.