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Arlington (3)
Cooper B-Line (9)
Red Dot (3)
Southwire (5)
Steel City (6)

Material

Plated Steel (3)
Stainless Steel (5)
Steel (10)
Zinc (3)

Size

1/2" (6)
3/4" (6)
1" (5)
1-1/4" (2)
1-1/2" (2)
2" (2)
2-1/2" (1)
3" (1)
4" (1)

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Under $1 (10)
$1 to $5 (6)
$25 to $30 (2)
$35 to $40 (2)
$40 to $45 (1)
$45 to $50 (1)
$50 to $60 (3)
$70 to $80 (1)

Head Plugs & Knockout Plugs

26 items
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Product Image of 1/2" Knock Out Seal Electrical Connector
1/2" Knock Out Seal Electrical Connector
SKU: KO50
Southwire
SKU: KO50
Brand: Southwire
$0.32 each
In Stock
Get 1,679 by Fri, Jun 26
In Stock
Get 1,679 by Fri, Jun 26
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Product Image of 3/4" Knock Out Seal Electrical Connector
$0.37 each
BOX UP & SAVE 19%
$30.00 box of 100
$0.30 each
In Stock
Get 590 by Fri, Jun 26
In Stock
Get 590 by Fri, Jun 26
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Product Image of 1" Knock out Seal Electrical Connector
$0.67 each
In Stock
Get 118 by Fri, Jun 26
In Stock
Get 118 by Fri, Jun 26
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Product Image of 2" Steel-Zinc Plated Snap-In Blank
$3.80 each
BOX UP & SAVE 16%
$80.00 box of 25
$3.20 each
In Stock
Get 44 by Fri, Jun 26
In Stock
Get 44 by Fri, Jun 26
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Product Image of 1-1/4" Steel-Zinc Plated Snap-In Blank
$1.81 each
BOX UP & SAVE 18%
$74.50 box of 50
$1.49 each
In Stock
Get 103 by Fri, Jun 26
In Stock
Get 103 by Fri, Jun 26
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Product Image of 1-1/2" Steel-Zinc Plated Snap-In Blank
$2.63 each
BOX UP & SAVE 18%
$108.00 box of 50
$2.16 each
In Stock
Get 150 by Fri, Jun 26
In Stock
Get 150 by Fri, Jun 26
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Product Image of 1/2" Steel-Zinc Plated Snap-In Blank
$0.59 each
BOX UP & SAVE 19%
$48.00 box of 100
$0.48 each
In Stock
Get 447 by Fri, Jun 26
In Stock
Get 447 by Fri, Jun 26
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Product Image of 3/4" Weatherproof Closure Plug
$0.77 each
Backorder
Get it by Fri, Jul 24 - Fri, Aug 21
Backorder
Get it by Fri, Jul 24 - Fri, Aug 21
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Product Image of 3/4" Steel-Zinc Plated Snap-In Blank
$0.84 each
BOX UP & SAVE 20%
$67.00 box of 100
$0.67 each
In Stock
Get 255 by Fri, Jun 26
In Stock
Get 255 by Fri, Jun 26
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Product Image of 1/2" Close-Up Plug (Silver)
1/2" Close-Up Plug (Silver)
SKU: PLG-1-RD
Red Dot
SKU: PLG-1-RD
Brand: Red Dot
$0.99 each
In Stock
Get 89 by Fri, Jun 26
In Stock
Get 89 by Fri, Jun 26
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Product Image of 1" Knock Out Seal Electrical Connector
1" Knock Out Seal Electrical Connector
SKU: 902-ARLINGTON
Arlington
SKU: 902-ARLINGTON
Brand: Arlington
$1.08 each
BOX UP & SAVE 3%
$52.50 box of 50
$1.05 each
In Stock
Get 36 by Fri, Jun 26
In Stock
Get 36 by Fri, Jun 26
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Product Image of 3/4" Knock Out Seal Electrical Connector
3/4" Knock Out Seal Electrical Connector
SKU: 901-ARLINGTON
Arlington
SKU: 901-ARLINGTON
Brand: Arlington
$0.54 each
BOX UP & SAVE 4%
$26.00 box of 50
$0.52 each
In Stock
Get 219 by Fri, Jun 26
In Stock
Get 219 by Fri, Jun 26
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Product Image of 1/2" Knock Out Seal Electrical Connector
1/2" Knock Out Seal Electrical Connector
SKU: 900-ARLINGTON
Arlington
SKU: 900-ARLINGTON
Brand: Arlington
$0.77 each
BOX UP & SAVE 9%
$70.00 box of 100
$0.70 each
In Stock
Get 100 by Fri, Jun 26
In Stock
Get 100 by Fri, Jun 26
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Product Image of 1" Steel-Zinc Plated Snap-In Blank
$0.85 each
BOX UP & SAVE 9%
$38.50 box of 50
$0.77 each
In Stock
Get 139 by Fri, Jun 26
In Stock
Get 139 by Fri, Jun 26
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Product Image of 1/2" Weatherproof Closure Plug (Box of 100)
$41.83 each
In Stock
Get 9 by Tue, Jun 30
In Stock
Get 9 by Tue, Jun 30
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Product Image of 3/4" Close-Up Plug (Silver)
3/4" Close-Up Plug (Silver)
SKU: PLG-2-RD
Red Dot
SKU: PLG-2-RD
Brand: Red Dot
$1.56 each
In Stock
Get 356 by Fri, Jun 26
In Stock
Get 356 by Fri, Jun 26
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Product Image of 1" Close-Up Plug (Silver)
1" Close-Up Plug (Silver)
SKU: PLG-3-RD
Red Dot
SKU: PLG-3-RD
Brand: Red Dot
$2.89 each
In Stock
Get 82 by Fri, Jun 26
In Stock
Get 82 by Fri, Jun 26
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Product Image of 2" Conduit Electrical Enclosure Hole Seal (Steel)
$29.67 each
In Stock
Get 54 by Mon, Jun 29 - Tue, Jun 30
In Stock
Get 54 by Mon, Jun 29 - Tue, Jun 30
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Product Image of 3/4" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
$36.88 each
In Stock
Get 61 by Wed, Jul 1 - Mon, Jul 6
In Stock
Get 61 by Wed, Jul 1 - Mon, Jul 6
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Product Image of 1/2" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
$29.80 each
In Stock
Get 41 by Mon, Jun 29 - Tue, Jun 30
In Stock
Get 41 by Mon, Jun 29 - Tue, Jun 30
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Product Image of 3" Conduit Electrical Enclosure Hole Seal (Steel)
$47.91 each
In Stock
Get 14 by Mon, Jun 29 - Tue, Jun 30
In Stock
Get 14 by Mon, Jun 29 - Tue, Jun 30
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Product Image of 1-1/4" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
$58.68 each
In Stock
Get 8 by Mon, Jun 29 - Tue, Jun 30
In Stock
Get 8 by Mon, Jun 29 - Tue, Jun 30
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Product Image of 4" Conduit Electrical Enclosure Hole Seal (Steel)
4" Conduit Electrical Enclosure Hole Seal (Steel)
SKU: S400-COOPER-BLINE
Cooper B-Line
SKU: S400-COOPER-BLINE
$71.68 each
In Stock
Get 3 by Mon, Jun 29 - Tue, Jun 30
In Stock
Get 3 by Mon, Jun 29 - Tue, Jun 30
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Product Image of 1" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
$50.89 each
In Stock
Get 42 by Mon, Jun 29 - Tue, Jun 30
In Stock
Get 42 by Mon, Jun 29 - Tue, Jun 30
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Product Image of 1-1/2" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
$50.25 each
In Stock
Get 23 by Mon, Jun 29 - Tue, Jun 30
In Stock
Get 23 by Mon, Jun 29 - Tue, Jun 30
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Product Image of 2-1/2" Conduit Electrical Enclosure Hole Seal (Steel)
$38.15 each
In Stock
Get 10 by Mon, Jun 29 - Tue, Jun 30
In Stock
Get 10 by Mon, Jun 29 - Tue, Jun 30
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