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NSI Industries GL10058B - 1 Hole Short Barrel Copper Compression Lug for Flexible Copper Cable 1000 MCM - 5/8" Bolt Compression lugs for flexible copper cables are connects that have a gentle, continuous flared end to ensure ease of cable insertion of flexible and extra flexible cables such as locomotive, welding, mining cable and more. The flared end also reduces pressure on the cable strands after installation and protects them from chafing and breakage as a result of cable movement. Tin-plated for corrosion resistance. Rated 600 volts for copper cables only. Single mounting hole.

NSI Industries GL10058B 1 Hole Short Barrel Copper Compression Lug for Flexible Copper Cable 1000 MCM - 5/8"…

UPC: 662381036902


Documents & Media
Installation Instructions

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The NSI Industries GL10058B is a UL486A and UL467 listed 1-hole short barrel copper compression lug engineered for high-conductivity applications with flexible copper cables ranging from 1000 MCM to 500 MCM. Constructed from premium copper tubing and tin-plated for corrosion resistance, this lug ensures low contact resistance and reliable performance in demanding industrial environments. Key features include a gentle, continuous flared end that simplifies cable insertion for flexible and extra-flexible cables such as locomotive, welding, and mining cables. The flared design reduces pressure on cable strands post-installation, preventing chafing and breakage from movement. A peep hole enables visual inspection of cable termination to confirm proper installation. Specifications include a 600V voltage rating, 90°C temperature rating, and maximum ampacity based on NEC 310.15 standards. The lug is color-coded white and marked with a die index for easy identification. Physical dimensions are 1.158" I.D., 1.491" O.D., 4.769" length, 2.170" width, with a tang length of 1.776" and thickness of 0.328". The single mounting hole accommodates a 5/8" bolt. Ideal for grounding and bonding applications in mining, welding, and locomotive systems, the GL10058B is UL-listed for 35kV maximum when properly installed and complies with cable manufacturer voltage stress relief instructions for applications exceeding 2000V.
  • UL486A and UL467 listed for copper cables only
  • Gentle flared end for easy insertion of flexible cables
  • Peep hole for visual inspection of cable termination
  • 600V rating, 90°C temperature rating
  • Tin-plated for corrosion resistance and low contact resistance

Specifications

Application
Terminate, Splice, Tap Power Connectors
Cable Size
1000 MCM (STR)
Color
White
Connection Type
Compression Lug
Connection Type
Compression
Environmental Conditions
90 C
Finish
Tin Plated
Material
Copper
Mounting
5/8 Mounting Hole
Mounting Type
1-Hole
Mounting Type
Single Hole
Number Of Holes
1
Size
1000 MCM - 5/8" Bolt
Size
L=4.00 - W=2.15 - OD=1.50 - ID=1.15
Size
1000 MCM - 500 MCM
Special Features
1000 MCM (STR) - 5/8 Mounting Hole - Short Barrel
Standard
UL486A/B
Stud Size
5/8 IN
Type
Short Barrel - One Hole - Belled End
Voltage Rating
600 V
Warranty
1 Year
Package Dimensions (L x W x H)
4.769 IN x 2.17 IN x 1.491 IN
Package Dimensions (L x W x H)
12.1133 cm x 5.5118 cm x 3.7871 cm
Package Weight (Imperial)
3.600 L
Package Weight (Metric)
1.633 kg
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Frequently Asked Questions

What is the voltage rating of the GL10058B?

The GL10058B has a voltage rating of 600V.

What is the temperature rating of the GL10058B?

The GL10058B has a temperature rating of 90°C.

What is the bolt size for the GL10058B?

The GL10058B features a single mounting hole with a 5/8" bolt size.

What cable sizes are compatible with the GL10058B?

The GL10058B is designed for flexible copper cables ranging from 1000 MCM to 500 MCM.

What is the purpose of the peep hole on the GL10058B?

The peep hole allows for easy inspection of the cable termination to ensure complete cable insertion.

What applications is the GL10058B suitable for?

The GL10058B is ideal for grounding and bonding applications in mining, welding, and locomotive systems.

How to Install Copper Compression Connectors

This guide provides step-by-step instructions for installing copper compression connectors, ensuring secure and reliable electrical connections.

Estimated time: 30m

Tools needed:

Wire strippers, Crimping tool, Wire brush

Supplies needed:

Copper compression connectors, Cable

  1. Strip the conductor

    Carefully strip the insulation from the conductor without nicking the strands, ensuring the stripped length allows for complete insertion into the connector barrel.

  2. Clean the conductor

    Use a wire brush to clean the stripped portion of the conductor, removing any oxide films to ensure a good electrical connection.

  3. Insert the conductor

    Insert the cleaned and stripped conductor completely into the connector barrel, ensuring it fills the barrel fully.

  4. Crimp the connector

    Using the appropriate crimping tool, apply pressure to crimp the connector securely onto the conductor, following the manufacturer's suggested crimp locations.

  5. Verify the connection

    Inspect the crimped connection to ensure it is secure and that there are no visible gaps or loose strands.

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