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    83 Products

    Screw-In Plugs for Pipe and Tubing

    Threaded for the most secure fit on female pipe and fittings. These plugs protect from damage during shipping and storage. They also keep dust, paint, and coatings from blocking holes and threads.
    For Straight-Thread Fittings
    Image of Product. Front orientation. Contains Annotated. Protective Plugs. Screw In, For Round Holes, For Pipe, For Round Shapes, For Straight-Thread Fittings, Aluminum.

    Aluminum

    Aluminum—Withstand the highest temperatures of all our pipe and tubing plugs. They’re more wear resistant than plastic but won’t hold up as well to chemicals.
    Thread
    Size
    Type
    For Tube
    OD
    Ht.
    Max. Temp.,
    ° F
    Pkg.
    Qty.
    Pkg.
    Aluminum
    5/16"-24
    		UNF
    		5/32"11/32"650250000000000000
    3/8"-24
    		UNF
    		3/16"9/32"65025000000000000
    7/16"-20
    		UNF
    		1/4"9/32"6502500000000000
    1/2"-20
    		UNF
    		5/16"5/16"6502500000000000
    9/16"-18
    		UNF
    		3/8"5/16"6502500000000000
    5/8"-18
    		UNF
    		3/8"5/16"6502500000000000
    3/4"-16
    		UNF
    		1/2"7/16"65025000000000000
    7/8"-14
    		UNF
    		5/8"1/2"65025000000000000
    1 1/16"-12
    		UN
    		3/4"15/32"65025000000000000
    1 5/16"-12
    		UN
    		1"7/16"65025000000000000
    1 7/8"-12
    		UN
    		1 1/2"5/8"6505000000000000
     
    For 37° Flared Tube
    Image of Product. Front orientation. Contains Annotated. Protective Plugs. Screw In, For Round Holes, For Pipe, For Round Shapes, For 37° Flared Tube, Aluminum.

    Aluminum

    Aluminum—Withstand the highest temperatures of all our pipe and tubing plugs. They’re more wear resistant than plastic but won’t hold up as well to chemicals.
    Thread
    Size
    Type
    For Tube
    OD
    Ht.
    Max. Temp.,
    ° F
    Pkg.
    Qty.
    Pkg.
    Aluminum
    3/8"-24
    		UNF
    		3/16"3/8"650250000000000000
    7/16"-20
    		UNF
    		1/4"15/32"65050000000000000
    1/2"-20
    		UNF
    		5/16"15/32"65050000000000000
    9/16"-18
    		UNF
    		3/8"1/2"65050000000000000
    5/8"-18
    		UNF
    		3/8"1/2"65025000000000000
    3/4"-16
    		UNF
    		1/2"19/32"65050000000000000
    7/8"-14
    		UNF
    		5/8"11/16"65025000000000000
    1 1/16"-12
    		UN
    		3/4"21/32"65025000000000000
    1 5/16"-12
    		UN
    		1"23/32"65010000000000000
    1 7/8"-12
    		UN
    		1 1/2"7/8"6505000000000000
     

    Metal Snap-In Panel Plugs

    Image of Product. Front orientation. Protective Plugs. Metal Snap-In Panel Plugs.
    The toughest plugs for panels and sheet metal, these withstand impact and wear better than plastic. They close off unused wiring and access holes, covering sharp edges and blocking out debris. The prongs flex so you can quickly install and remove plugs by hand.
    Nickel-Plated Steel—Shiny and strong, the finish adds a layer of corrosion resistance.
    Head
    Nickel-Plated Steel
    For ID
    For Panel Thk.
    Dia.
    Ht.
    Overall
    Ht.
    Pkg.
    Qty.
    Pkg.
    1/8"0.047" to 0.078"5/16"1/16"15/64"500000000000000
    3/16"0.016" to 0.062"3/8"5/64"13/64"50000000000000
    1/4"0.031" to 0.062"7/16"1/16"15/64"50000000000000
    9/32"0.016" to 0.062"7/16"1/16"17/64"50000000000000
    5/16"0.047" to 0.078"7/16"1/16"1/4"50000000000000
    3/8"0.031"1/2"1/16"15/64"50000000000000
    3/8"0.047" to 0.062"1/2"1/16"15/64"500000000000000
    25/64"0.062" to 0.093"1/2"1/16"15/64"50000000000000
    7/16"0.031" to 0.062"11/16"5/64"1/4"50000000000000
    15/32"0.109" to 0.172"5/8"1/16"3/8"1000000000000
    1/2"0.031" to 0.062"11/16"5/64"9/32"50000000000000
    9/16"0.047" to 0.093"3/4"1/16"9/32"50000000000000
    5/8"0.062" to 0.093"13/16"5/64"19/64"50000000000000
    11/16"0.031" to 0.062"7/8"5/64"17/64"50000000000000
    3/4"0.062" to 0.093"15/16"5/64"19/64"500000000000000
    3/4"0.109" to 0.125"15/16"5/64"19/64"50000000000000
    13/16"0.047" to 0.093"1 1/16"1/16"1/4"25000000000000
    7/8"0.031" to 0.093"1 1/16"5/64"1/4"250000000000000
    7/8"0.062" to 0.093"1 1/16"1/16"19/64"25000000000000
    15/16"0.031" to 0.078"1 13/16"1/16"9/32"25000000000000
    1"0.031" to 0.093"1 1/8"3/32"21/64"250000000000000
    1"0.093" to 0.125"1 1/8"3/32"5/16"250000000000000
    1"0.125" to 0.156"1 1/8"3/32"21/64"25000000000000
    1 1/16"0.031" to 0.125"1 5/16"3/32"19/64"250000000000000
    1 1/8"0.031" to 0.125"1 5/16"3/32"11/32"25000000000000
    1 3/16"0.031" to 0.093"1 7/16"5/64"19/64"25000000000000
    1 1/4"0.062" to 0.093"1 7/16"3/32"11/32"25000000000000
    1 3/8"0.031" to 0.125"1 9/16"5/64"13/32"250000000000000
    1 3/8"0.047" to 0.125"1 9/16"5/64"13/32"25000000000000
    1 7/16"0.125" to 0.156"1 5/8"7/64"7/16"250000000000000
    1 1/2"0.031" to 0.062"1 5/8"3/32"13/32"25000000000000
    1 5/8"0.031" to 0.125"1 13/16"7/64"23/64"25000000000000
    1 3/4"0.031" to 0.093"1 15/16"3/32"11/32"25000000000000
    2"0.031" to 0.062"2 1/4"1/8"5/16"10000000000000

    Watertight Square Plugs for Enclosures

    Image of Product. Front orientation. Electrical Enclosure Plugs. Watertight Square Plugs for Enclosures.
    Seal unused square holes on the bottom of enclosures, such as floor drainage holes. These plugs have an adhesive-gasket backing that locks out water and dust to keep your electrical components dry and contaminant-free. Stick them in place from the outside.
    For
    Hole
    Head
    Lg.
    Wd.
    For Max.
    Panel Thk.
    Lg.
    Wd.
    For Enclosure Rating
    Reaches Full
    Strength, hr.
    Certification
    Specs.
    Met
    Each
    Adhesive
     
    Polycarbonate
    2"2"0.19"3"3"NEMA 12, NEMA 4X, IP56
    		72C-UL Recognized Component, UL Recognized Component
    		UL 508A000000000000
     

    Freeze Plugs

    Image of Product. Front orientation. Contains Annotated. Protective Plugs. Freeze Plugs.
    Permanently seal the shallow holes left in a component during the casting process.
    18-8 Stainless Steel—Our most corrosion-resistant plugs for parts exposed to moisture and the outdoors.
    For
    ID
    Ht.
    Dia.
    Max.
    Temp.
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
    1/8"0.015"0.127"Not Rated1000000000000000
    1/4"0.069"0.252"Not Rated100000000000000
    3/8"0.106"0.377"Not Rated100000000000000
    1/2"0.075"0.502"Not Rated100000000000000
    5/8"0.098"0.628"Not Rated100000000000000
    3/4"0.138"0.753"Not Rated100000000000000
    7/8"0.171"0.878"Not Rated70000000000000
    1"0.19"1.003"Not Rated70000000000000
    1 1/8"0.2"1.128"Not Rated1000000000000
    1 1/4"0.205"1.253"Not Rated50000000000000
    1 3/8"0.215"1.38"Not Rated50000000000000
    1 1/2"0.217"1.505"Not Rated50000000000000
    1 5/8"0.232"1.63"Not Rated1000000000000
    1 3/4"0.226"1.755"Not Rated30000000000000
    1 7/8"0.237"1.88"Not Rated30000000000000
    2"0.241"2.005"Not Rated30000000000000
    2 1/4"0.262"2.255"Not Rated30000000000000
    2 1/2"0.272"2.505"Not Rated30000000000000
    2 3/4"0.295"2.755"Not Rated1000000000000
    3"0.31"3.005"Not Rated20000000000000
     

    Metal Snap-In Panel Plug Assortments

    Image of Product. Front orientation. Protective Plugs. Metal Snap-In Panel Plug Assortments, 37 Pieces.

    37 Pieces

    Whether you’re assembling a panel or doing maintenance on it, these assortments have what you need. They contain tough metal plugs to fit a range of hole sizes in machine panels and sheet metal. Plugs snap in and the flexible prongs keep them in place. Just pull to remove.
    Nickel-Plated Steel—Shiny and strong, the finish adds a layer of corrosion resistance.
    Total No.
    of Pieces
    Includes
    Container
    Type
    Each
    Nickel-Plated Steel
    37Plugs for 3/8” ID (12 ea.), 1/2” ID (10 ea.), 5/8” ID (7 ea.), and 7/8” ID (8 ea.)Plastic Box0000000000000
    67Plugs for 1/2" ID (12 ea.), 5/8" ID (10 ea.), 3/4" ID (10 ea.), 7/8" ID (8 ea.), 1" ID (8 ea.), 1-1/8" ID (6 ea.), 1-1/4" ID (5 ea.), 1-3/8" ID (4 ea.), 1-1/2" ID (4 ea.)Plastic Box000000000000
     

    Metal Square Plugs

    Image of Product. Front orientation. Contains Annotated. Protective Plugs. Metal Square Plugs.
    Designed to finish off the ends of square metal tubing, these plugs cover rough edges and block dirt and debris. Push into place and then drive with a hammer to secure.
    Galvanized Steel—Strong with some rust resistance in wet environments.
    Aluminum—For aluminum tubing, use these plugs instead of steel to avoid rust that spreads when different metals are in contact.
    For
    Inside
    Head
    Lg.
    Wd.
    Ht.
    Lg.
    Wd.
    Each
    Galvanized Steel
    1.27"1.27"13/16"1 1/2"1 1/2"0000000000000
     
    Aluminum
    0.77"0.77"1/2"1"1"000000000000
    1.02"1.02"5/8"1 1/4"1 1/4"000000000000
    1.27"1.27"13/16"1 1/2"1 1/2"000000000000
    1.77"1.77"3/4"2"2"000000000000
     
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