Color-Keyed Copper Blank Tongue Lug, Standard Barrel, Peep Hole, Max 35kV, 4/0 Flex, Tin Plated, Die Code 62, Yellow

ABB Thomas & Betts Color-Keyed Copper Blank Tongue Lug, Standard Barrel — Model 58166BT

The Color-Keyed 58166BT is a tin-plated copper blank tongue lug providing a field-drillable tongue for custom bolt hole configurations. Rated for systems up to 35kV, the standard barrel with peep hole design ensures reliable conductor seating for 4/0 Flex conductors. Die Code 62 with Yellow Die Color Code for accurate tooling selection.

Key Specifications

• Product Type: Blank Tongue Lug — Standard Barrel
• Material: Copper
• Finish: Tin Plated
• Wire Size: 4/0 Flex
• Maximum Voltage: 35kV
• Die Code: 62
• Die Color Code: Yellow
• End Style: Peep Hole
• Tongue: Blank (field drillable)
• Model: 58166BT
• UPC: 78621091015

Features

• Blank tongue allows field drilling of custom bolt hole size and placement
• Peep hole provides visual confirmation of complete conductor insertion
• Tin plating provides corrosion protection for reliable long-term performance
• Standard barrel ensures consistent compression for 4/0 Flex conductors
• Rated for medium-voltage systems up to 35kV
• Color-coded yellow die system for quick, accurate die selection

Applications

Designed for custom termination requirements in switchgear, transformers, power distribution equipment, and industrial electrical systems where a non-standard bolt hole configuration is needed for 4/0 Flex copper conductors.