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4) Superstrut/Unistrut Aluminum Flat Square Washer Solar DIY Rack Clamp 1/4,5/16

4) Superstrut/Unistrut Aluminum Flat Square Washer Solar Clamp for 1/4, 5/16


Available in increments of 1
Total Percent Off Per Unit
$4.92 0% $4.9200
$9.35 5% $4.6740
$22.14 10% $4.4280
$41.82 15% $4.1820
$78.72 20% $3.9360

Superstrut/Unistrut Aluminum Flat Washer


Specially designed for solar panel mounting. This washer is perfect between panels.

Very strong washer! When properly installed, the holding force of this 1/4" thick washer far exceeds the frame strength of your panel.

Can be used as a general flat washer as well.



6061 - Aluminum 1/4" thick, .32" diam hole, 1.4" square outer dimensions.

  • For use in mounting solar panels to Unistrut or Superstrut.
  • Can also be used most anywhere a 1/4" thick aluminum heavy duty washer is needed
  • .32 in. hole diameter (for 1/4" - 5/16" bolt)
  • Precision cut on our Waterjet cutter in Coleman Texas, U.S.A


Assembled Depth (in.)  1.4 in  Assembled Height (in.)  .25
Assembled Width (in.)  1.4 in  Certifications and Listings  *No Certifications or Listings 
Color/Finish  Silver/Gray  Electrical Product Type  Strut Fitting 
Gauge  1/4" 6061 Aluminum Manufacturer Warranty  Returns/Refunds allowed
Package Quantity  4 Manufacturer Coleman Air -

This auction is for 4 washers.

Perfect for DIY Solar racking!!

Please see our other Unistrut/Superstrut DIY mounting accessories. This washer is designed to work with our unistrut locking nut.

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