Transition Washer
Color-Keyed

Color-Keyed DTW12 Transition Washer

  • MPN: DTW12
  • UPC: 786210869629
  • PPN: T-B-DTW12

CAD

$5.65

/ EA

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Spec sheet

Description

Transition Washer for Connecting Aluminum/Aluminum, Aluminum/Copper and Aluminum/Copper Lugs and Bus Bar, Outer Diameter 31.8mm (1.25 Inches), Inner Diameter 14.2mm (0.56 Inch), Stud Size 1/2 Inch, Copper Alloy, Tin Plated

Features

  • Teeth on the transition washers penetrate aluminum and copper oxides, enabling copper to aluminum connections to be made in a bolted joint without the use of inhibiting compounds.
  • Transition washers also accommodate the difference in thermal expansion between copper and aluminum, and enhances the efficiency of bolted grounding connections.

Documentation & Downloads

Specifications

North American Specifications (UNSPSC)

UNSPSC
31161807 Flat washers
Brand Name
Color-Keyed
Application
Teeth on the transition washers penetrate aluminum and copper oxides, enabling copper to aluminum connections to be made in a bolted joint without the use of inhibiting compounds.
Material
Copper
Thickness
0.035 Inch/0.89mm
Inside Diameter
0.56 Inch/14.2mm
Color
Silver
IGCC2885 Flat washers
TypeTransition Washer
StandardUL E9809
FinishTin Plated
Outside Diameter1.25 Inches/31.8mm
Fits Bolt Sizes1/2 Inch

European Specifications (ETIM)

ETIM
EC002345 Serrated lock washer
Material quality
Other
Model
Double toothing
Outer diameter
31.8mm
MaterialOther
Surface protectionOther
Inner diameter14.2mm
Thickness0.89mm

Packaging

Inner Quantity
100
Outer Quantity
1000
Weight Uom
1.13 lbs. per 100
Inner Dimensions (inches)3.3x2.8x2.3
Outer Dimensions (inches)12.6x4.1x6.4

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