S-94812A910 5/16"-18 Hex Nuts

Key Features & Benefits at a Glance

• Superior chemical resistance from Nylon 6/6 material, ideal for harsh environments and preventing corrosion
• Reliable performance across wide temperature ranges (-40° to 185°F) for stable operation in varying conditions
• Easy installation and removal with standard external hex drive and right-hand UNC coarse threading
• Secure thread engagement ensured by Class 2B fit, reducing the risk of loosening under vibration
• Lightweight and non-conductive properties perfect for electrical insulation and weight-sensitive assemblies
• Environmental compliance with RoHS 3 standards, meeting global regulatory requirements
• Durable construction for long service life in demanding industrial and commercial applications

Professional Applications & Engineering Value

This 5/16"-18 Nylon 6/6 plastic hex nut delivers exceptional value in applications where metal fasteners fall short. Its Nylon 6/6 composition provides excellent resistance to fuels, oils, and many chemicals, preventing degradation in aggressive environments. The UNC coarse thread design ensures quick assembly and reduced cross-threading risks, while the standard hex profile allows for easy tool access in confined spaces. Engineers specify this nut for electrical enclosures, automotive components, and outdoor equipment, where its non-corrosive properties and temperature stability eliminate galvanic corrosion concerns and maintain clamping force through thermal cycles. The Class 2B thread fit offers consistent performance in vibration-prone assemblies, making it a reliable choice for maintenance-free operations.

Specification Summary & Compliance

This hex nut features precise Class 2B thread fit per UNC standards, with dimensions of 33/64" width and 17/64" height in the inch system. Manufactured to standard hex nut profiles with right-hand coarse threading (5/16"-18), it complies with RoHS 3 (2015/863/EU) requirements, ensuring environmental safety in electronic and industrial applications. The nut maintains consistent performance across its specified temperature range while adhering to industry-accepted dimensional tolerances for reliable interchangeability.