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Copper Long Barrel One Hole Compression Lug 3 AWG 5/16-inch Bolt Size

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SKU: 210-98066E

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The Conversions Tech Copper Compression Lug provides a durable solution for various electrical applications. Featuring a sturdy design with a conductor size of 3 AWG and a 5/16 inch bolt size, the long barrel enhances stability and conductivity. The tin-plated finish ensures corrosion resistance, and the white color code simplifies identification for quick and efficient installations. This lug is suitable for power distribution panels, industrial machinery, construction projects, and other applications requiring secure electrical connections.

Key Features

  • Conductor Size: Designed for 3 AWG conductors, providing secure and reliable electrical connections for this wire gauge.
  • Bolt Size: Features a 5/16-inch bolt size, ensuring a stable and strong attachment to electrical systems.
  • Long Barrel Design: The long barrel enhances stability and conductivity, ensuring a secure and effective connection with improved mechanical retention.
  • Material: Made from tin-plated copper, offering corrosion resistance, excellent conductivity, and long-lasting durability, especially in harsh environments.
  • Color Code: White color code for easy identification, enabling quick recognition during installation and improving efficiency.
  • Applications: Ideal for a variety of electrical applications such as power distribution panels, industrial machinery, construction projects, and any situation requiring secure and reliable electrical connections.
  • Durability: Provides long-term performance even in challenging environments, ensuring reliability over time.

Technical Specification

Wire Size 3 AWG
Stud Size 5/16" Stud
Color White
Overall Length (L) 45.7mm (1.80")
Neck Length (L1) 19.5mm (0.75")
Outer Diameter (D) 14.4mm (0.57")
Inner Diameter (D1) 9.9mm (0.39")
Hole Diameter (D2) 7.8mm (0.31")
Width (B) 22.8mm (0.90")
Hole Spacing (E) 8.7mm (0.34")
Thickness (F) 1.9mm (0.07")
Material Tin-Plated Copper
Temperature Rating 90°C
Voltage Rating 35 KV
Max Amp Rating 170A
UL Recognized Yes
CE Certified Yes
RoHS Compliant Yes

4 Reasons Pros Buy Direct from Conversions Tech

, we design, test, and ship every product from inside the United States— “” quality without the big-box markup.

Our , mold, and QA station behind our weatherproof boxes, conduit bodies, and power inverters. , UL-listed safety, and up to 30 % lower cost than .


Need a torque spec or an OEM quote at dawn? You’ll speak directly with the Conversions Tech engineering desk—not a script reader—for instant answers, custom kitting, and private-label options.

Bottom line: For rugged, code-compliant electrical solutions shipped fast from a trusted U.S. source, choose Conversions Tech and build it right the first time.

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CONVERSIONS TECH

Professional-grade electrical components, networking cables, and solar hardware for contractors, distributors, and OEM partners. Same-day shipping from Wyoming.

1 (307) 441-9711

CS@ConversionsTech.com

Products
Compression lugs Networking & fiber AV & power cable EMT fittings Grounding & bonding Solar & energy Enclosures
Resources
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© 2026 Conversions Tech Inc · Wyoming, United States
UL 486A/B CSA NEC 2023 ABYC E-11 IEEE 837 BABA
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