Thomas & Betts 31015 Locktite One-Hole Mechanical Lug

Description:

The Thomas & Betts 31015 Locktite® One-Hole Mechanical Lug is used to terminate 300–500 kcmil copper conductors to electrical equipment and power distribution systems. Commonly installed in switchgear, panelboards, transformers, motor control centers, utility equipment, and industrial electrical installations, this mechanical lug features a tin-plated copper body with a hex socket set screw that provides a secure, low-resistance electrical connection without the need for compression tooling. Electricians, maintenance technicians, and system integrators use this lug for new installations, repairs, retrofits, and replacement of mechanical cable terminations.

Applications:

The Thomas & Betts 31015 is designed to terminate 300–500 kcmil copper conductors on bus bars, circuit breakers, switchboards, transformers, grounding systems, and power distribution equipment. Its one-hole mounting pad and Locktite® saddle design provide firm conductor retention and dependable electrical performance, making it suitable for commercial, industrial, utility, and OEM electrical applications.

Technical Specifications:

• Manufacturer Part Number (MPN): 31015
• Brand: Thomas & Betts (ABB) – Blackburn® Locktite®
• Product Type: One-Hole Mechanical Lug
• Conductor Range: 300–500 kcmil Copper
• Conductor Material: Copper
• Lug Material: Tin-Plated Copper
• Connection Type: Mechanical Set Screw
• Lug Style: Locktite® Standard Saddle
• Number of Conductors: 1
• Number of Mounting Holes: 1
• Stud Size: 1/2 in.
• Screw Type: Hex Socket Set Screw
• Overall Length: 3-1/16 in.
• Overall Width: 1-3/8 in.
• Overall Height: 1-13/16 in.
• Pad Dimensions: 1-11/16 in. L × 1-3/8 in. W × 11/32 in. Thick
• Features: Peephole for conductor inspection, serrated copper saddle for low-resistance contact, easily installed with a key wrench
• Standards: UL Listed (File E9809), CSA Certified, RoHS Compliant
• Typical Applications: Switchgear, Panelboards, Transformers, Bus Bars, Motor Control Centers, Utility Power Distribution, Industrial Electrical Systems

Common Replacements:

• Thomas & Betts 31013UAL
• Thomas & Betts 31019UAL
• Thomas & Betts 31011UAL