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Caps, Plugs & Unions · 1,738 for sale

AllElbows 1,912Tees 1,088Couplings 813Adapters & Reducers 3,172Valves 3,013Pipe & Tubing 1,159Caps, Plugs & Unions 1,738Flare & Compression 1,174PEX & Push-Fit 2,594PVC & CPVC 848Tools 1,826Solder, Flux & Supplies 1,132Bulk Lots 614More Plumbing 458
4 VIEGA PROPRESS 79170 ProPress di-electric union,1-1/4"x1-1/4" 5ULZ9 FREE SHIP
Caps, Plugs & UnionsCopperNew
4 VIEGA PROPRESS 79170 ProPress di-electric union,1-1/4"x1-1/4" 5ULZ9 FREE SHIP
$249.99 + free ship
4 pcs · $62.50 each
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1Pc Viega ProPress 79180 2 inch CXF Dielectric Union
Caps, Plugs & UnionsCopperNew
1Pc Viega ProPress 79180 2 inch CXF Dielectric Union
$251.22 + $12.99 ship
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Victaulic 6" CTS Type 660 Cap Copper Grooved End Fitting
Caps, Plugs & UnionsCopperNew
Victaulic 6" CTS Type 660 Cap Copper Grooved End Fitting
$273.91 + free ship
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NEW! USA MADE 3" x 3" Copper Sweat Union Fitting
Caps, Plugs & UnionsCopperNew
NEW! USA MADE 3" x 3" Copper Sweat Union Fitting
$331.84 + $9.99 ship
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Viega 79730 1/2" x 1/2" ProPress Copper Union
Caps, Plugs & UnionsCopperNew
Viega 79730 1/2" x 1/2" ProPress Copper Union
$3,399.15 + free ship
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1 1/2" Galvanized Pipe Cap- Malleable Cap-1 1/2 Galvanized Cap~Threaded fitting
Caps, Plugs & UnionsGalvanizedNew
1 1/2" Galvanized Pipe Cap- Malleable Cap-1 1/2 Galvanized Cap~Threaded fitting
$12.89 + free ship
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Various Sizes of Black Iron Pipe Union Female NPT Threaded Class 300 Made in USA
Caps, Plugs & UnionsBlack IronNew
Various Sizes of Black Iron Pipe Union Female NPT Threaded Class 300 Made in USA
$13.33
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1/2" BLACK IRON PIPE THREADED Unions Fittings Plumbing / Gas Union (CHOOSE QTY)
Caps, Plugs & UnionsBlack IronNew
1/2" BLACK IRON PIPE THREADED Unions Fittings Plumbing / Gas Union (CHOOSE QTY)
$13.99 + free ship
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2 Pack Watts 3/4" FIP x 3/4" Solder Dielectric Union 640625
Caps, Plugs & UnionsBrassNew
2 Pack Watts 3/4" FIP x 3/4" Solder Dielectric Union 640625
$19.79 + free ship
2 pcs · $9.89 each
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Watts LF301 1-1/4” Dielectric Union Female NPT x Solder Plumbing Fitting
Caps, Plugs & UnionsBrass
Watts LF301 1-1/4” Dielectric Union Female NPT x Solder Plumbing Fitting
$19.95 + free ship
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Watts 0009892 Dielectric Union 1" Nominal FNPT x Solder End Style Brass Import
Caps, Plugs & UnionsBrassNew
Watts 0009892 Dielectric Union 1" Nominal FNPT x Solder End Style Brass Import
$20.49 + free ship
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Webstone Dielectric Union 3/4" LF 81107W FIP x Press Lead-Free
Caps, Plugs & UnionsBrassNew
Webstone Dielectric Union 3/4" LF 81107W FIP x Press Lead-Free
$21.99 + free ship
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Legend 301-104PNL 3/4" FNPT x Press P-571NL Dielectric Union
Caps, Plugs & UnionsBrassNew
Legend 301-104PNL 3/4" FNPT x Press P-571NL Dielectric Union
$22.99 + free ship
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1/2 Black Iron Pipe Fittings Malleable Cast Iron Union 4 Piece Set Black Pipe
Caps, Plugs & UnionsBlack IronNew
1/2 Black Iron Pipe Fittings Malleable Cast Iron Union 4 Piece Set Black Pipe
$24.69 + free ship
4 pcs · $6.17 each
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2 Pack Eastman 20505 Dielectric Union 1" FIP x 1" Solder Brass
Caps, Plugs & UnionsBrassNew
2 Pack Eastman 20505 Dielectric Union 1" FIP x 1" Solder Brass
$27.89 + free ship
2 pcs · $13.95 each
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2 Pack Gemline 1-1/2" FIP x SWT Dielectric Union
Caps, Plugs & UnionsNew
2 Pack Gemline 1-1/2" FIP x SWT Dielectric Union
$29.69 + free ship
2 pcs · $14.85 each
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2 Pack Legend Valve Dielectric Union 3/4" FNPT x Press 301-104PNL
Caps, Plugs & UnionsBrassNew
2 Pack Legend Valve Dielectric Union 3/4" FNPT x Press 301-104PNL
$29.99 + free ship
2 pcs · $14.99 each
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5 Pack Legend 1"FNPT Dielectric Union Fitting 301-105NL T-571NL
Caps, Plugs & UnionsBrassNew
5 Pack Legend 1"FNPT Dielectric Union Fitting 301-105NL T-571NL
$38.24 + free ship
5 pcs · $7.65 each
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3 Pack Gemline 1-1/2" FIP x SWT Dielectric Union GDUI112
Caps, Plugs & UnionsBrassNew
3 Pack Gemline 1-1/2" FIP x SWT Dielectric Union GDUI112
$44.09 + free ship
3 pcs · $14.70 each
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(QTY 2) B&K ProLine 168-008NL 2" FPT x C Galvanized Brass Dielectric Union
Caps, Plugs & UnionsBrassNew
(QTY 2) B&K ProLine 168-008NL 2" FPT x C Galvanized Brass Dielectric Union
$45.99 + free ship
2 pcs · $23.00 each
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2" Dielectric Union Pipe Pressure Fitting FIP Brass x Zinc Coated Steel
Caps, Plugs & UnionsBrassNew
2" Dielectric Union Pipe Pressure Fitting FIP Brass x Zinc Coated Steel
$52.99 + free ship
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Pair Watts Dielectric Union LF 3001A 1-1/2" NPT x 1-1/2" Solder Copper Pipe
Caps, Plugs & UnionsBrassNew
Pair Watts Dielectric Union LF 3001A 1-1/2" NPT x 1-1/2" Solder Copper Pipe
$54.99 + free ship
2 pcs · $27.50 each
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VIEGA 79170 ProPress Dielectric Union, Bronze, 1-1/4" x 1-1/4" P X FPT ZeroLead
Caps, Plugs & UnionsBronzeNew
VIEGA 79170 ProPress Dielectric Union, Bronze, 1-1/4" x 1-1/4" P X FPT ZeroLead
$67.88 + free ship
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Viega 79170: Bronze Dielectric Union Adapter Fitting 1-1/4" x 1-1/4" P x FPT
Caps, Plugs & UnionsBronzeNew
Viega 79170: Bronze Dielectric Union Adapter Fitting 1-1/4" x 1-1/4" P x FPT
$68.99 + free ship
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(QTY 500) VA10031 Rev.3 Compression Cap Brass Compression Fitting Hex
Caps, Plugs & UnionsBrassNew
(QTY 500) VA10031 Rev.3 Compression Cap Brass Compression Fitting Hex
$71.99 + free ship
500 pcs · $0.14 each
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Watts Dielectric Union 1-1/4" FNPT x 1-1/4" FNPT 250 psi Brass x Steel
Caps, Plugs & UnionsBrassNew
Watts Dielectric Union 1-1/4" FNPT x 1-1/4" FNPT 250 psi Brass x Steel
$93.99 + free ship
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1-1/2" NPT Threaded Malleable Iron Galvanized Union Pipe Fitting 300CWP
Caps, Plugs & UnionsGalvanizedNew
1-1/2" NPT Threaded Malleable Iron Galvanized Union Pipe Fitting 300CWP
$106.99 + free ship
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Watts 1-1/2" LF3003 FNPT x FNPT Dielectric Union Lead Free 0009878
Caps, Plugs & UnionsBrassNew
Watts 1-1/2" LF3003 FNPT x FNPT Dielectric Union Lead Free 0009878
$129.99 + free ship
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Flanged Dielectric Union 2-1/2" FIP x CTS Sweat End
Caps, Plugs & UnionsNew
Flanged Dielectric Union 2-1/2" FIP x CTS Sweat End
$143.12 + free ship
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WATTS Dielectric Union 1-1/2" x 1-1/2" 250 PSI NBR 33° Media Temp FNPT
Caps, Plugs & UnionsBrassNew
WATTS Dielectric Union 1-1/2" x 1-1/2" 250 PSI NBR 33° Media Temp FNPT
$152.99 + free ship
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WATTS 3" Brass Dielectric Union Galvanized Iron Flange Fitting 3LF100M3
Caps, Plugs & UnionsBrassNew
WATTS 3" Brass Dielectric Union Galvanized Iron Flange Fitting 3LF100M3
$199.99 + free ship
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Watts 2" 3200 Flanged FNPT x Flanged FNPT Dielectric Union 0822400
Caps, Plugs & UnionsNew
Watts 2" 3200 Flanged FNPT x Flanged FNPT Dielectric Union 0822400
$212.99 + free ship
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10 PCS 1/8" NPT Male Brass Pipe Plug Fitting Brass Hex Counter Sunk Plugs, Inter
Caps, Plugs & UnionsBrassNew
10 PCS 1/8" NPT Male Brass Pipe Plug Fitting Brass Hex Counter Sunk Plugs, Inter
$9.22 + free ship
10 pcs · $0.92 each
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2Pcs 3/8" Male NPT Brass Hex Head Pipe Plug Threaded Fitting Coupler Adapter
Caps, Plugs & UnionsBrassNew
2Pcs 3/8" Male NPT Brass Hex Head Pipe Plug Threaded Fitting Coupler Adapter
$11.71 + free ship
2 pcs · $5.86 each
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EVERBILT 3/4in MIP x 3/4in SWEAT Dielectric Union 1000 044 287, Universal
Caps, Plugs & UnionsNew
EVERBILT 3/4in MIP x 3/4in SWEAT Dielectric Union 1000 044 287, Universal
$13.95 + free ship
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Grinnell Union 1/4" NPT Class 250 Malleable Iron Galvanized Pipe Fitting
Caps, Plugs & UnionsGalvanizedNew
Grinnell Union 1/4" NPT Class 250 Malleable Iron Galvanized Pipe Fitting
$14.69 + free ship
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Brass Pipe Union Connector, Coupling 1/2 PT Fitting with Female Threaded
Caps, Plugs & UnionsBrassNew
Brass Pipe Union Connector, Coupling 1/2 PT Fitting with Female Threaded
$15.88 + free ship
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Jomar Valve 704-103 3/4" Brass MIP X 1/2" Flare LP Dielectric Union 250 PSI
Caps, Plugs & UnionsBrassNew
Jomar Valve 704-103 3/4" Brass MIP X 1/2" Flare LP Dielectric Union 250 PSI
$19.00 + free ship
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Union 1/8" NPT Galvanized Malleable Iron Pipe Fitting Lot of 4
Caps, Plugs & UnionsGalvanizedNew
Union 1/8" NPT Galvanized Malleable Iron Pipe Fitting Lot of 4
$19.59 + free ship
4 pcs · $4.90 each
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1" Galvanized MALLEABLE IRON UNION fitting pipe npt - 2 Pack
Caps, Plugs & UnionsGalvanizedNew
1" Galvanized MALLEABLE IRON UNION fitting pipe npt - 2 Pack
$19.99 + $9.99 ship
2 pcs · $9.99 each
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NEW Gemline GLDUI34 3/4" FIP x SWT Dielectric Union
Caps, Plugs & UnionsNew
NEW Gemline GLDUI34 3/4" FIP x SWT Dielectric Union
$22.90 + $15.00 ship
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LEGEND 301-103NL T-571NL Dielectric Union, 1/2 in (Qty 4)
Caps, Plugs & UnionsBrassNew
LEGEND 301-103NL T-571NL Dielectric Union, 1/2 in (Qty 4)
$24.00 + free ship
4 pcs · $6.00 each
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Class 125 Square Head Cast Brass Pipe Plug Fitting 1-1/2"NPT Lot of 4
Caps, Plugs & UnionsBrassNew
Class 125 Square Head Cast Brass Pipe Plug Fitting 1-1/2"NPT Lot of 4
$24.49 + free ship
4 pcs · $6.12 each
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Galvanized Steel HDW Tee Plug GV0737 Galvanized Steel Pipe Fittings HDW
Caps, Plugs & UnionsGalvanizedNew
Galvanized Steel HDW Tee Plug GV0737 Galvanized Steel Pipe Fittings HDW
$33.95 + free ship
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3" 150 Threaded (NPT) Union Black Malleable Iron Pipe Fitting
Caps, Plugs & UnionsBlack IronNew
3" 150 Threaded (NPT) Union Black Malleable Iron Pipe Fitting
$50.00
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Legend Valve, 301-203, 1/2" Male x 1/2" Sweat T-571 Dielectric Union, 12 Pack
Caps, Plugs & UnionsBrassNew
Legend Valve, 301-203, 1/2" Male x 1/2" Sweat T-571 Dielectric Union, 12 Pack
$72.00 + free ship
12 pcs · $6.00 each
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1" Galvanized Union 64605 (Pack of 10)
Caps, Plugs & UnionsGalvanizedNew
1" Galvanized Union 64605 (Pack of 10)
$137.42 + $15.00 ship
10 pcs · $13.74 each
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LDR Union Fitting 3/4" Dielectric. 3/4"FIP X 1/2"
Caps, Plugs & UnionsNew
LDR Union Fitting 3/4" Dielectric. 3/4"FIP X 1/2"
$4.98 + $6.00 ship
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