NSI Industries GRC-50-SB - We built the NSI GRC-50-SB Standard Duty Silicon Bronze Grounding Rod Clamp for demanding applications including direct burial, where the simple mechanical design and reliable clamping power of the screw outperform other options. The GRC-50-SB Grounding Rod Clamp fits over 1/2" grounding rod and 3/8" rebar with room to tighten the clamping screw onto a range of 10 AWG solid to 2 AWG stranded conductors. GRC-family clamps with the -SB suffix have a body and screw made from silicon bronze for maximum strength, and the clamp is UL-listed for direct burial in earth or concrete. Stock products you can rely on—stock NSI.
NSI Industries

GRC-50-SB

UPC: 662381010971

Contact for Pricing

Overview

The NSI GRC-50-SB Standard Duty Silicon Bronze Grounding Rod Clamp (SKU: GRC-50-SB) is engineered for reliable grounding in demanding applications, particularly direct burial scenarios. Its simple mechanical design ensures dependable clamping power, outperforming other options where screw-based connections are preferred. This clamp is designed to fit over a 1/2" grounding rod and 3/8" rebar, accommodating a conductor range from 10 AWG solid to 2 AWG stranded. The GRC-50-SB features a body and screw constructed from high-strength silicon bronze, providing maximum durability and corrosion resistance. It is UL-listed for direct burial in earth or concrete, ensuring exceptional performance and longevity in harsh environments. Professionals trust NSI for dependable, affordable grounding and bonding solutions in the field. Rely on NSI for stock products you can depend on.
  • Standard Duty: Don’t be fooled, when ordered with a suffix of -SB, these standard duty silicon bronze clamp bodies and tightening screw are durably strong in demanding environments
  • Range of Sizes: Clamp body fits over 1/2" grounding rods and 3/8" rebar, with room to tighten the clamping screw onto a range of 10 AWG solid to 2 AWG stranded conductors
  • Simple Design: The simple mechanical design features only a tightening screw and a clamp body, making this an ideal choice for heavy-duty buried grounding
  • Silicon Brass Screw: GRC-family clamps with the -SB suffix have a body and screw made from silicon bronze for maximum strength in rugged outdoor environments
  • Direct Burial: The reliable NSI grounding and bonding products meet or exceed UL performance standards for direct burial in earth or concrete

Specifications

Application
Grounding Wire
Clamp Material
Silicon Bronze
Color
Bronze
Connection Type
Screw Clamp
Insulation Color
Bronze
Insulation Material
Silicon Bronze
Length
0.79 in
Material
Silicon Bronze
Series
GRC
Size
1/2" grounding rod, 3/8" rebar
Size
1/2" grounding rod and 3/8" rebar
Special Features
UL 486D Listed
Standard
cULus
Type
Ground Rod Clamps Standard Duty
Warranty
1 Year
Package Dimensions (L x W x H)
0.62 IN x 0.79 IN x 1.2 IN
Package Dimensions (L x W x H)
15.748 mm x 20.066 mm x 3.048 cm
Package Weight (Imperial)
0.114 L
Package Weight (Metric)
0.052 kg
Clamp, Grounding Rod, Direct Burial, Bronze, Ground Pipe Grounding Electrode Size 3/4 Inch

GRC-75

Clamp, Grounding Rod, Direct Burial, Bronze, Ground Pipe Grounding Electrode Size 3/4 Inch
Acorn Ground Rod Clamp, 5/8 in. size, 8 Solid to 2 Stranded conductor, Cast Bronze material, 20 per pack

AGRC58

Acorn Ground Rod Clamp, 5/8 in. size, 8 Solid to 2 Stranded conductor, Cast Bronze material, 20 per pack
Acorn Ground Rod Clamp, 1/2 in. size, 8 Solid to 2 Stranded conductor, Cast Bronze material, 20 per pack

AGRC50

Acorn Ground Rod Clamp, 1/2 in. size, 8 Solid to 2 Stranded conductor, Cast Bronze material, 20 per pack
Pipe Ground Clamp Bronze Pipe Size 1-1/4 in - 2in - Wire Size 10 Solid - 2 Stranded for Bare Wire

PGCB125200

Pipe Ground Clamp Bronze Pipe Size 1-1/4 in - 2in - Wire Size 10 Solid - 2 Stranded for Bare Wire
Threaded Pipe Ground Hub, 3/4 in. size, Cast Bronze with Steel Screws, 5/16 in. mounting hole size, 3/4 in. pipe size

TPGH75

Threaded Pipe Ground Hub, 3/4 in. size, Cast Bronze with Steel Screws, 5/16 in. mounting hole size, 3/4 in. pipe size
The NSI UC-101 Bronze Heavy Duty U-Bolt Clamp is designed to grip 1/2" rods and ground 1/4" IPS pipes in parallel or 90-degree positions with an easily adjusted, durably strong design. The high-copper-content alloy of the clamp provides excellent conductivity and heavy-duty strength, alongside the silicon bronze nuts and lockwashers. Use this U-bolt for demanding applications in harsh environments, including direct burial in earth or concrete. UL Listed 467 for Grounding and Bonding. Stock products you can rely on—stock NSI.

UC-101

The NSI UC-101 Bronze Heavy Duty U-Bolt Clamp is designed to grip 1/2" rods and ground 1/4" IPS pipes in parallel or 90-degree positions with an easily adjusted, durably strong design. The high-copper-content alloy of the clamp provides excellent conductivity and heavy-duty strength, alongside the silicon bronze nuts and lockwashers. Use this U-bolt for demanding applications in harsh environments, including direct burial in earth or concrete. UL Listed 467 for Grounding and Bonding. Stock products you can rely on—stock NSI.
Clamp, Ground, Direct Burial, Bronze, Strap Type

DB-1308

Clamp, Ground, Direct Burial, Bronze, Strap Type
Split Bolt Ground Connector, #10 Solid - #6 Solid AWG conductor size, Silicon Bronze material

SBC2

Split Bolt Ground Connector, #10 Solid - #6 Solid AWG conductor size, Silicon Bronze material
Threaded Pipe Ground Hub, 1 in. size, Cast Bronze with Steel Screws, 5/16 in. mounting hole size, 1 in. pipe size

TPGH100

Threaded Pipe Ground Hub, 1 in. size, Cast Bronze with Steel Screws, 5/16 in. mounting hole size, 1 in. pipe size
Copper clamps with 24" tinned copper braid. Braid equivalent to 1 GA,-4" movement.

BJ-200

Copper clamps with 24" tinned copper braid. Braid equivalent to 1 GA,-4" movement.
The NSI UC-105 Bronze Heavy Duty U-Bolt Clamp is designed to grip 5/8" to 3/4" rods and ground 3/8" IPS pipes in parallel or 90-degree positions with an easily adjusted, durably strong design. The high-copper-content alloy of the clamp provides excellent conductivity and heavy-duty strength, alongside the silicon bronze nuts and lockwashers. Use this U-bolt for demanding applications in harsh environments, including direct burial in earth or concrete. UL Listed 467 for Grounding and Bonding. Stock products you can rely on—stock NSI.

UC-105

The NSI UC-105 Bronze Heavy Duty U-Bolt Clamp is designed to grip 5/8" to 3/4" rods and ground 3/8" IPS pipes in parallel or 90-degree positions with an easily adjusted, durably strong design. The high-copper-content alloy of the clamp provides excellent conductivity and heavy-duty strength, alongside the silicon bronze nuts and lockwashers. Use this U-bolt for demanding applications in harsh environments, including direct burial in earth or concrete. UL Listed 467 for Grounding and Bonding. Stock products you can rely on—stock NSI.
The NSI G-22 Heavy Duty Bronze Ground Clamp for Rigid Conduit grips on pipes between 4-1/2" to 6" in diameter and features a 3/4" adapter hub that swings 360 degrees to make alignment simple. Heavy duty bronze adapters have serrations that match the serrations of the ground clamp, assuring a positive lock. The zinc-plated steel screws and bronze clamp body are made of economical, high-quality metals that provide durable performance in a range of applications. Use this interchangeable clamp to attach rigid conduit and ground conductors to water pipes in indoor environments. UL Listed 467 for Grounding and Bonding. Stock products you can rely on—stock NSI.

G-22

The NSI G-22 Heavy Duty Bronze Ground Clamp for Rigid Conduit grips on pipes between 4-1/2" to 6" in diameter and features a 3/4" adapter hub that swings 360 degrees to make alignment simple. Heavy duty bronze adapters have serrations that match the serrations of the ground clamp, assuring a positive lock. The zinc-plated steel screws and bronze clamp body are made of economical, high-quality metals that provide durable performance in a range of applications. Use this interchangeable clamp to attach rigid conduit and ground conductors to water pipes in indoor environments. UL Listed 467 for Grounding and Bonding. Stock products you can rely on—stock NSI.

Frequently Asked Questions about NSI Industries

How are Tork products typically installed?

Tork products are typically installed by trained technicians who follow a comprehensive commissioning process. This includes verifying the work environment, conducting electrical installation checks, performing internal and external equipment inspections, powering on the system, and executing operational tests to ensure compatibility and reliability.

What environmental ratings do Tork products have?

Tork products are designed to meet various environmental ratings, including NEMA Type 4X and Type 6, which provide protection against corrosion, windblown dust, rain, and occasional temporary submersion. These ratings ensure that Tork products can withstand harsh industrial environments while maintaining operational integrity.

What communication protocols do Tork products support?

Tork products support a comprehensive range of communication protocols, including PROFIBUS DP V1, PROFINET with dual port, EtherNet/IP with dual port, CANopen, and Modbus RTU integrated as standard. These protocols facilitate flexible network integration and high-performance communication across various industrial automation systems.

What are the key features of Tork products?

Tork products are designed with advanced features that enhance efficiency and reliability in industrial applications. Key features include integrated harmonics and EMC design for improved power quality, removable terminals for quick installation, and USB ports for easy troubleshooting. Additionally, Tork solutions emphasize user-friendly setup with application wizards and memory modules for convenient parameter management.

What are the main product lines offered by Tork?

Tork offers a diverse range of products primarily focused on industrial automation, including TORK® Photocontrols, lighting controls, and various electrical components such as enclosures, occupancy sensors, and grounding solutions. These products are designed to enhance efficiency and reliability in commercial and industrial applications.

What technical support does Tork offer?

Tork offers a comprehensive range of technical support services, including 24/7 customer support, on-site service management, and a technical hotline network. With three advanced technical support centers and over 8,000 hours of technical training conducted annually, Tork ensures certified expertise across 25+ languages to assist customers effectively. Their commitment to service is reflected in a 98% Service Level Agreement compliance rate, providing reliable support for all operational needs.

What industries and applications are Tork products used for?

Tork products are utilized across a variety of industries, including food processing, healthcare, hospitality, and manufacturing. They are designed for applications such as hand hygiene, surface cleaning, and dispensing solutions, ensuring efficiency and compliance in environments that require high standards of cleanliness and safety.

What certifications and standards do Tork products comply with?

Tork products comply with UL and cUL certifications, ensuring they meet rigorous safety and performance standards. Additionally, many models are designed to meet NEMA enclosure ratings, providing protection against environmental factors.

How are Remke products typically installed?

Remke products are typically installed through a systematic process that includes site audits to verify proper wiring, followed by remote or on-site commissioning. This commissioning involves installation verification, programming, and communication testing to ensure the system operates reliably and meets design specifications.

What accessories are available for Remke products?

Remke offers a wide range of accessories for their products, including panel mounting kits, fuse holders for voltage inputs, ferrites for communication modules, and current transformers. These accessories enhance the functionality and protection of Remke's industrial automation solutions, ensuring reliable performance in various applications.