NSI Industries GL256B - 1 Hole Short Barrel Copper Compression Lug for Flexible Copper Cable2 AWG- 5/16" 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

GL256B

UPC: 662381036704


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Overview

The NSI Industries GL256B is a 1-hole short barrel copper compression lug engineered for flexible and extra-flexible copper cables, including locomotive, welding, and mining applications. This lug features a gentle, continuous flared end that ensures effortless cable insertion while reducing pressure on cable strands post-installation, preventing chafing and breakage from cable movement. Constructed from high-conductivity copper tubing and tin-plated for enhanced corrosion resistance and low contact resistance, the GL256B is UL486A listed and rated for 600V applications. It supports a wire range of 2 AWG to 6 AWG and is compatible with NSI N12ID dieless compression tools for expanded wire range installations. The single mounting hole with a peep hole allows easy inspection of termination completeness. With a temperature rating of 90°C and a barrel I.D. of 0.315 inches, this lug is ideal for critical power transmission in industrial environments. Dimensions include a length of 0.800 inches, width of 0.600 inches, and a mounting hole diameter of 5/16 inches. The GL256B is manufactured in the USA and distributed by NSI Industries. The lug is designed for copper cables only. The flared end of the lug is specifically designed to reduce pressure on the cable strands after installation. This feature is crucial for protecting the strands from chafing and breakage that can occur due to cable movement. The tin-plating provides corrosion resistance, ensuring a reliable connection over time. The 600-volt rating makes it suitable for a variety of power applications. The single mounting hole facilitates secure attachment. The GL256B is suitable for flexible and extra flexible copper cables.
  • 1-hole short barrel design for flexible and extra-flexible copper cables
  • Gentle flared end ensures easy cable insertion and reduces strand pressure
  • Tin-plated copper construction for corrosion resistance and low contact resistance
  • UL486A listed, 600V rated, temperature rating of 90°C
  • Supports wire range of 2 AWG to 6 AWG, compatible with NSI N12ID compression tools
  • Single mounting hole with peep hole for termination inspection
  • Manufactured in the USA by NSI Industries

Specifications

Application
Terminate, Splice, Tap Power Connectors
Cable Size
# 2 AWG (STR)
Color
Brown
Connection Type
Compression Lug
Environmental Conditions
90 C
Finish
Tin Plated
Material
Copper
Material
Copper, Tin-Plated
Mounting
5/16 Mounting Hole
Mounting Type
Single Hole
Number Of Holes
1
Series
GL
Size
2 AWG, 5/16" Bolt
Size
2 AWG
Size
L=1.80 - W=.600 - OD=.420 - ID=.310
Special Features
# 2 AWG (STR) - 5/16 Mounting Hole
Standard
UL486A/B, UL467 (8 AWG -3/0 AWG)
Stud Size
5/16 IN
Type
Short Barrel - One Hole - Belled End
Voltage Rating
600 V
Warranty
1 Year
Package Dimensions (L x W x H)
1.8 IN x 0.6 IN x 0.421 IN
Package Dimensions (L x W x H)
4.572 cm x 15.24 mm x 10.6934 mm
Package Weight (Imperial)
1.750 L
Package Weight (Metric)
0.794 kg
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How to Install Copper Compression Connectors

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

Estimated time: 30m

Tools needed:

Wire strippers, Crimping tool, Multimeter

Supplies needed:

Copper compression connectors, Wire brush

  1. Strip the wire insulation

    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 and crimp the connector

    Insert the cleaned conductor completely into the connector barrel and use the appropriate crimping tool to securely crimp the connector onto the conductor.

  4. Verify the connection

    Use a multimeter to check the continuity of the connection, ensuring that the electrical path is secure and free of faults.

Frequently Asked Questions about NSI Industries

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