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Show In Stock Only (25)

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Arlington (3)
Cooper B-Line (9)
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Southwire (5)
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Plated Steel (3)
Stainless Steel (5)
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1/2" (6)
3/4" (6)
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2" (2)
2-1/2" (1)
3" (1)
4" (1)

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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 1,734 by Tue, Jun 9
In Stock
Get 1,734 by Tue, Jun 9
Compare
Product Image of 3/4" Knock Out Seal Electrical Connector
3/4" Knock Out Seal Electrical Connector
SKU: KO51
Southwire
SKU: KO51
Brand: Southwire
(1)
$0.37 each
BOX UP & SAVE 19%
$30.00 box of 100
$0.30 each
In Stock
Get 857 by Tue, Jun 9
In Stock
Get 857 by Tue, Jun 9
Compare
Product Image of 1" Knock out Seal Electrical Connector
1" Knock out Seal Electrical Connector
SKU: KO52
Southwire
SKU: KO52
Brand: Southwire
$0.67 each
In Stock
Get 146 by Tue, Jun 9
In Stock
Get 146 by Tue, Jun 9
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Product Image of 2" Steel-Zinc Plated Snap-In Blank
2" Steel-Zinc Plated Snap-In Blank
SKU: BL-116
Steel City
SKU: BL-116
Brand: Steel City
$4.19 each
BOX UP & SAVE 17%
$87.25 box of 25
$3.49 each
In Stock
Get 25 by Wed, Jun 10
In Stock
Get 25 by Wed, Jun 10
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Product Image of 1-1/4" Steel-Zinc Plated Snap-In Blank
1-1/4" Steel-Zinc Plated Snap-In Blank
SKU: BL-114
Steel City
SKU: BL-114
Brand: Steel City
$1.81 each
BOX UP & SAVE 18%
$74.50 box of 50
$1.49 each
In Stock
Get 57 by Tue, Jun 9
In Stock
Get 57 by Tue, Jun 9
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Product Image of 1-1/2" Steel-Zinc Plated Snap-In Blank
1-1/2" Steel-Zinc Plated Snap-In Blank
SKU: BL-115
Steel City
SKU: BL-115
Brand: Steel City
$2.63 each
BOX UP & SAVE 18%
$108.00 box of 50
$2.16 each
In Stock
Get 154 by Tue, Jun 9
In Stock
Get 154 by Tue, Jun 9
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Product Image of 1/2" Steel-Zinc Plated Snap-In Blank
1/2" Steel-Zinc Plated Snap-In Blank
SKU: BL-111
Steel City
SKU: BL-111
Brand: Steel City
$0.59 each
BOX UP & SAVE 19%
$48.00 box of 100
$0.48 each
In Stock
Get 350 by Tue, Jun 9
In Stock
Get 350 by Tue, Jun 9
Compare
Product Image of 3/4" Weatherproof Closure Plug
3/4" Weatherproof Closure Plug
SKU: WP75
Southwire
SKU: WP75
Brand: Southwire
$0.72 each
In Stock
Get 34 by Tue, Jun 9
In Stock
Get 34 by Tue, Jun 9
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Product Image of 3/4" Steel-Zinc Plated Snap-In Blank
3/4" Steel-Zinc Plated Snap-In Blank
SKU: BL-112
Steel City
SKU: BL-112
Brand: Steel City
$0.84 each
BOX UP & SAVE 20%
$67.00 box of 100
$0.67 each
In Stock
Get 155 by Tue, Jun 9
In Stock
Get 155 by Tue, Jun 9
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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 Tue, Jun 9
In Stock
Get 89 by Tue, Jun 9
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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 86 by Tue, Jun 9
In Stock
Get 86 by Tue, Jun 9
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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 Tue, Jun 9
In Stock
Get 219 by Tue, Jun 9
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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 53 by Wed, Jun 10
In Stock
Get 53 by Wed, Jun 10
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Product Image of 1" Steel-Zinc Plated Snap-In Blank
1" Steel-Zinc Plated Snap-In Blank
SKU: BL-113
Steel City
SKU: BL-113
Brand: Steel City
$0.85 each
BOX UP & SAVE 9%
$38.50 box of 50
$0.77 each
In Stock
Get 139 by Tue, Jun 9
In Stock
Get 139 by Tue, Jun 9
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Product Image of 1/2" Weatherproof Closure Plug (Box of 100)
1/2" Weatherproof Closure Plug (Box of 100)
SKU: WP50
Southwire
SKU: WP50
Brand: Southwire
$41.83 each
In Stock
Get 9 by Thu, Jun 11
In Stock
Get 9 by Thu, Jun 11
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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
$1.33 each
In Stock
Get 356 by Tue, Jun 9
In Stock
Get 356 by Tue, Jun 9
Compare
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 Tue, Jun 9
In Stock
Get 82 by Tue, Jun 9
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Product Image of 3/4" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
3/4" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
SKU: S075SS
Cooper B-Line
SKU: S075SS
Brand: Cooper B-Line
$36.88 each
In Stock
Get 58 by Mon, Jun 15 - Wed, Jun 17
In Stock
Get 58 by Mon, Jun 15 - Wed, Jun 17
Compare
Product Image of 2" Conduit Electrical Enclosure Hole Seal (Steel)
2" Conduit Electrical Enclosure Hole Seal (Steel)
SKU: S200
Cooper B-Line
SKU: S200
Brand: Cooper B-Line
$29.67 each
In Stock
Get 60 by Thu, Jun 11 - Fri, Jun 12
In Stock
Get 60 by Thu, Jun 11 - Fri, Jun 12
Compare
Product Image of 1" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
1" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
SKU: S100SS
Cooper B-Line
SKU: S100SS
Brand: Cooper B-Line
$50.89 each
In Stock
Get 42 by Thu, Jun 11 - Fri, Jun 12
In Stock
Get 42 by Thu, Jun 11 - Fri, Jun 12
Compare
Product Image of 1-1/2" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
1-1/2" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
SKU: S150SS
Cooper B-Line
SKU: S150SS
Brand: Cooper B-Line
$50.25 each
In Stock
Get 23 by Thu, Jun 11 - Fri, Jun 12
In Stock
Get 23 by Thu, Jun 11 - Fri, Jun 12
Compare
Product Image of 2-1/2" Conduit Electrical Enclosure Hole Seal (Steel)
2-1/2" Conduit Electrical Enclosure Hole Seal (Steel)
SKU: S250
Cooper B-Line
SKU: S250
Brand: Cooper B-Line
$38.15 each
In Stock
Get 10 by Thu, Jun 11 - Fri, Jun 12
In Stock
Get 10 by Thu, Jun 11 - Fri, Jun 12
Compare
Product Image of 1/2" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
1/2" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
SKU: S050SS
Cooper B-Line
SKU: S050SS
Brand: Cooper B-Line
$29.80 each
In Stock
Get 47 by Thu, Jun 11 - Fri, Jun 12
In Stock
Get 47 by Thu, Jun 11 - Fri, Jun 12
Compare
Product Image of 1-1/4" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
1-1/4" Conduit Electrical Enclosure Hole Seal (Stainless Steel)
SKU: S125SS
Cooper B-Line
SKU: S125SS
Brand: Cooper B-Line
$58.68 each
In Stock
Get 8 by Thu, Jun 11 - Fri, Jun 12
In Stock
Get 8 by Thu, Jun 11 - Fri, Jun 12
Compare
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
Brand: Cooper B-Line
$71.68 each
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Backorder
Get it by Wed, Jul 8 - Wed, Aug 5
Compare
Product Image of 3" Conduit Electrical Enclosure Hole Seal (Steel)
3" Conduit Electrical Enclosure Hole Seal (Steel)
SKU: S300
Cooper B-Line
SKU: S300
Brand: Cooper B-Line
$47.91 each
In Stock
Get 12 by Thu, Jun 11 - Fri, Jun 12
In Stock
Get 12 by Thu, Jun 11 - Fri, Jun 12
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