3M 40172 Copper/Aluminum 2-Hole Lug
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Manufacturer 3M
Mfg Catalog # 40172
Irby Part # 25313


  • Standard barrel ensures a secure fit and offers reliable performance
  • Barrel sealing caps are color coded to help to indicate the wire guage
  • 3M™ Scotchlok™ 40100 2 Hole Compression Lug is suitable for use with copper or aluminum conductors. The lug has a standard barrel that ensures a secure fit. Aluminum construction offers high conductivity and an electro tin plated finish resists corrosion. It is rated for 35 kV voltage applications.
  • Made of aluminum for good conductivity and tin plating for corrosion resistance
  • Rated for 35 kV voltage applications
  • UL Listed and RoHS 2011/65/EU Compliant

Legal Disclaimer

  • The designation that a product is Manufactured in the USA means the product undergoes substantial transformation in one of our U.S. Manufacturing plants. Some products contain imported components.
  • Note: 3M products offered on a government contract that require country of origin representation must be certified by 3M Trade Compliance. Contact customer service at 800-245-3573 to request a certificate.


  • 3M ID: 80610033989
  • Agency Approvals: UL Listed
  • Barrel Length (Imperial): 3.38 in
  • Barrel Length (Metric): 85.9 mm
  • Barrel Style: Standard Barrel
  • Brand: Scotchlok™
  • Case Quantity: 6
  • Center of Hole to Center of Hole: 1.75 Inch
  • Center of Hole to Center of Hole (Metric): 44.5 mm
  • Center of Hole to End of Pad: 0.62 Inch
  • Center of Hole to End of Pad (Metric): 15.7 mm
  • Color Family: Yellow
  • Conductor Size: 750 kcmil
  • Connector Description: Two hole
  • For Use With: Aluminum or Copper Conductors
  • Inside Diameter (Imperial): 1.03 in
  • Inside Diameter (Metric): 26.2 mm
  • Lug Type: Compression Lugs
  • Manufacturing Origin: USA
  • Material: Aluminum
  • Maximum Operating Voltage: 35 Kilovolt
  • Number of Stud Holes: 2
  • Outer Diameter (Imperial): 1.5 in
  • Outside Diameter (Metric): 38.1 mm
  • Overall Length (Imperial): 8.25 in
  • Overall Length (Metric): 209.6 mm
  • Pad Length (Imperial): 3.62 in
  • Pad Length (Metric): 92.0 mm
  • Pad Width: 1.75 in
  • Pad Width (Metric): 44.5 mm
  • Product Color: Yellow
  • Stud Sizes: 1/2 Inch


UPC 05400713707
GTiN 00054007137078
Length 8.25 in
Width 1.03 in
Color Yellow
Barrel Type Standard Barrel
Stud Size 1/2 in
Conductor Size 750 MCM
Applications Aluminum or Copper Conductors
Family Brand Name Scotchlok
Barrel Length 3.38 in
Inside Diameter 1.03 in
Sub Brand Scotchlok
Material Aluminum
Overall Length 8.25 in

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