NSI Industries JG5HSF51612 - 5/16-18 X 1/2" Indented Hex Head Serrated Flange Full Thread Screw Grade 5 Zinc
NSI Industries

JG5HSF51612

Alternate Item Number: 99488

UPC: 639720994889

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Minimum Qty: 100

Multiplier: 100

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Overview

NSi Industries JG5HSF51612 is a 5/16-18 x 1/2" indented hex head serrated flange full thread screw, manufactured to Grade 5 standards for heavy-duty fastening. This designation signifies its robust construction and suitability for demanding applications. The zinc plating provides essential corrosion resistance, extending the lifespan of the fastener even in harsh or corrosive environments. A key feature of this screw is its serrated flange, engineered to actively prevent loosening caused by vibration, a critical factor in many industrial settings. The full thread design ensures maximum thread engagement along the entire length of the screw, thereby maximizing holding power, particularly in metal-to-metal joints where secure connections are paramount. This specific screw is ideally suited for applications in machinery, automotive, and construction industries, where the reliability and long-lasting performance of fasteners are absolutely critical for safety and operational integrity. The 1/2" length of the screw is specifically chosen to ensure secure and adequate engagement in standard mounting applications, providing a strong and stable connection. NSi Industries, a proud US-based manufacturer, produces this screw in accordance with UNSPSC 31161501 specifications, guaranteeing its compliance with established industrial fastening standards and quality benchmarks.
  • Grade 5 strength for heavy-duty applications
  • Zinc plating resists corrosion in harsh environments
  • Serrated flange prevents loosening under vibration
  • Full thread design ensures maximum holding power
  • 1/2" length suitable for standard mounting applications

Specifications

Material
Zinc Plated Steel
Size
5/16-18 x 1/2"

Frequently Asked Questions about NSI Industries

What technical support does NSi Industries offer?

NSi Industries offers dedicated technical support through their toll-free technical support line at 888.500.4598. They are committed to customer satisfaction and promise to make every reasonable effort to remedy any product or service issues. Additionally, customers can contact their customer service team at 800.321.5847 or email [email protected] for further technical assistance.

What are the key features of NSi Industries products?

NSi Industries products feature exceptional versatility, reliability, and safety across multiple industrial automation categories. Key features include insulation piercing connectors with no wire stripping required, watertight and corrosion-free designs, wide wire range compatibility (from #14 AWG to 750 MCM), and the ability to install on energized conductors. Their product lines like Easy-Tap™ Connectors and TORK® Digital Timers demonstrate advanced capabilities such as turbo spacers, double shear-head bolts, astronomic scheduling, and enhanced switching technologies.

What environmental ratings do NSi Industries products have?

NSi Industries enclosures feature robust environmental ratings, including IEC 60529 IP66 certification, NEMA Type 1, 2, 3, 4, 4X, 12, and 13 ratings, and UL/CSA standards. Their products are designed for both indoor and outdoor applications, with protection against dust, water, corrosion, and extreme temperatures ranging from -40°F to 266°F.

How are NSi Industries products typically installed?

NSi Industries products are typically installed using detailed mechanical and digital wiring diagrams that specify precise connection methods for various voltage configurations (120V, 208V, 240V, 277V, 480V). Installation involves carefully following product-specific wiring schematics, which include clear terminal block connections, ground wire specifications, and phase alignment requirements. Professional electricians and technicians should reference the specific product's wiring diagram to ensure correct installation and electrical compliance.

What industries and applications are NSi Industries products used for?

NSi Industries provides electrical and automation products for diverse industrial applications, including lighting control, electrical enclosures, wire management, connectors, and sensor technologies. Their product lines serve commercial, industrial, and infrastructure markets with solutions for electrical infrastructure, control systems, and safety-critical environments.

What are the main product lines offered by NSi Industries?

NSi Industries offers a comprehensive range of industrial products including TORK® Photocontrols, Polaris™ Lighting Controls, Easy-Twist™ Grounding Solutions, Miniterms, Cable Ties, Connectors, Enclosures, Occupancy Sensors, and Wire Management systems. Their product lines span electrical components, control devices, and industrial automation accessories designed for diverse applications in commercial and industrial settings.

What accessories are available for NSi Industries products?

NSi Industries offers a range of accessories for their product lines, including photocontrol accessories like replacement caps, mounting brackets, and receptacles. Specific accessories include shorting caps, open caps, 3-pin and 7-pin receptacles, and utility mounting brackets for conduit photocontrols. For specialized applications, NSi recommends contacting their customer service team to discuss custom accessory needs.