Shop threaded union pipe fittings

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$21.19
Killark Unf1 Steel Union, 1/2" Female
Gordon Electric Supply
$21.19
Killark Unf1 Steel Union, 1/2" Female
Gordon Electric Supply
$74.31
Union: 304 Stainless Steel, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 400U111N020
Grainger
$74.31
Union: 304 Stainless Steel, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 400U111N020
Grainger
$12.65
NDS U-1250-T PVC Pipe Fitting, 1-1/4-Inch Threaded Union, Schedule 80, EPDM O-Ring, Gray
Amazon.com
88
$12.65
NDS U-1250-T PVC Pipe Fitting, 1-1/4-Inch Threaded Union, Schedule 80, EPDM O-Ring, Gray
Amazon.com
$22.70
Union: 316 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 600U111N034
Grainger
$22.70
Union: 316 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 600U111N034
Grainger
$23.99
$25.99
PVC Union Coupling Pipe Fitting, Slip Union Schedule 40, Adapter(Socket X Socket), Built-In EPDM O-Ring, White (1 Pack)
Amazon.com
67
$23.99
$25.99
PVC Union Coupling Pipe Fitting, Slip Union Schedule 40, Adapter(Socket X Socket), Built-In EPDM O-Ring, White (1 Pack)
Amazon.com
$13.99
$15.99
DERPIPE Cast Pipe Fittings Union - 1/2" NPT Female X 1/2" NPT Male Stainless Steel 304 Fitting,Class 150
Amazon.com
96
12% off
$13.99
$15.99
DERPIPE Cast Pipe Fittings Union - 1/2" NPT Female X 1/2" NPT Male Stainless Steel 304 Fitting,Class 150
Amazon.com
$18.99
LOZOME 2" Female Threaded Coupling Union Adapter Pipe Connector Cast NPT Pipe Fitting Stainless Steel 304(Pack Of 1)
Amazon.com
$18.99
LOZOME 2" Female Threaded Coupling Union Adapter Pipe Connector Cast NPT Pipe Fitting Stainless Steel 304(Pack Of 1)
Amazon.com
$22.67
Union: Brass, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYY6
Grainger
$22.67
Union: Brass, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYY6
Grainger
$13.42
Appleton Unf50nr 1/2" Female Union
Gordon Electric Supply
$13.42
Appleton Unf50nr 1/2" Female Union
Gordon Electric Supply
$27.99
DERPIPE Cast Pipe Fittings Union - 1 1/4" NPT Female Fitting Stainless Steel 304, Class 150
Amazon.com
47
$27.99
DERPIPE Cast Pipe Fittings Union - 1 1/4" NPT Female Fitting Stainless Steel 304, Class 150
Amazon.com
$36.35
Union Straight Connector Rp1 1/2' Female Stainless Steel Flat Seal PTFE 16Bar (224.8Psi)
Tameson.com
$36.35
Union Straight Connector Rp1 1/2' Female Stainless Steel Flat Seal PTFE 16Bar (224.8Psi)
Tameson.com
$22.82
Union: Brass, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYY5
Grainger
1
$22.82
Union: Brass, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYY5
Grainger
$35.08
Union: Malleable Iron, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCA6
Grainger
$35.08
Union: Malleable Iron, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCA6
Grainger
$9.89
Waterway 2" Union, Male Pipe Thread By Female Slip 400-5080
PoolZoom.com
$9.89
Waterway 2" Union, Male Pipe Thread By Female Slip 400-5080
PoolZoom.com
$9.99
Vis Brass Hex Union,1/4" NPT Female X1/4" NPT Female Pipe Fitting, 3250 Straight Connector (3250BB,1Pcs)
Amazon.com
21
$9.99
Vis Brass Hex Union,1/4" NPT Female X1/4" NPT Female Pipe Fitting, 3250 Straight Connector (3250BB,1Pcs)
Amazon.com
$89.49
Union: Malleable Iron, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCB1
Grainger
$89.49
Union: Malleable Iron, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCB1
Grainger
$19.99
Union: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 400U111N034
Grainger
$19.99
Union: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 400U111N034
Grainger
$17.99
Podavelle 3AN Male Flare To 1/8 NPT Pipe Male Stainless Steel Straight Fitting Adapter Union Connector 2PCS
Amazon.com
67
$17.99
Podavelle 3AN Male Flare To 1/8 NPT Pipe Male Stainless Steel Straight Fitting Adapter Union Connector 2PCS
Amazon.com
$25.75
EZ-FLUID Plumbing 1" C X MIP Brass Copper Union C X Male Iron Threaded (Sweat Sockets X MIP) Connection Copper Pipe Fitting,Straight(1 Pack)
Amazon.com
8
$25.75
EZ-FLUID Plumbing 1" C X MIP Brass Copper Union C X Male Iron Threaded (Sweat Sockets X MIP) Connection Copper Pipe Fitting,Straight(1 Pack)
Amazon.com
$66.73
Union: Malleable Iron, 2 1/2 in X 2 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU83
Grainger
$66.73
Union: Malleable Iron, 2 1/2 in X 2 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU83
Grainger
$13.90
CMP Pump Union, Threaded 2" MPT X 2" Slip - CPVC 21063-200-000
PoolZoom.com
4
$13.90
CMP Pump Union, Threaded 2" MPT X 2" Slip - CPVC 21063-200-000
PoolZoom.com
$11.99
4PCS Hex Nipple 1/2" Male X 1/2" Male Pipe Fittings, 304 Stainless Steel 1/2 Inch NPT Male Threaded Pipe Adapter Fittings, Male Straight Connector
Amazon.com
43
$11.99
4PCS Hex Nipple 1/2" Male X 1/2" Male Pipe Fittings, 304 Stainless Steel 1/2 Inch NPT Male Threaded Pipe Adapter Fittings, Male Straight Connector
Amazon.com
$60.13
Union: 304 Stainless Steel, 1 1/2 in X 1 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 400U111N112
Grainger
$60.13
Union: 304 Stainless Steel, 1 1/2 in X 1 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 400U111N112
Grainger
$14.99
Brass Reducing Coupling 3/8" COMP X 1/2" MIP Male Leak Proof Easy Connect Union (2 Pack)
Amazon.com
477
$14.99
Brass Reducing Coupling 3/8" COMP X 1/2" MIP Male Leak Proof Easy Connect Union (2 Pack)
Amazon.com
$26.99
3" PVC Union Coupling Pipe Fitting (Socket X Socket) 3Inch PVC Slip Union Adapter Coupling Schedule 40, EPDM O-Ring, White
Amazon.com
163
$26.99
3" PVC Union Coupling Pipe Fitting (Socket X Socket) 3Inch PVC Slip Union Adapter Coupling Schedule 40, EPDM O-Ring, White
Amazon.com
$66.50
Merit Brass Brass Pipe Union: 3/4" Fitting, Threaded, FNPT X FNPT, Class 125 - FNPT X FNPT Ends, Class 125 | Part X187-12
MSC Direct
$66.50
Merit Brass Brass Pipe Union: 3/4" Fitting, Threaded, FNPT X FNPT, Class 125 - FNPT X FNPT Ends, Class 125 | Part X187-12
MSC Direct
$80.18
Union: Malleable Iron, 1 1/2 in X 1 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCA9
Grainger
$80.18
Union: Malleable Iron, 1 1/2 in X 1 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCA9
Grainger
$53.49
Union: Red Brass, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT Model: 6RDA6
Grainger
4
$53.49
Union: Red Brass, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT Model: 6RDA6
Grainger
$77.24
Merit Brass Brass Pipe Union: 3/4" Fitting, Threaded, FNPT X FNPT, Class 125, Lead Free - 125 Psi, Brass | Part XNL187-12
MSC Direct
$77.24
Merit Brass Brass Pipe Union: 3/4" Fitting, Threaded, FNPT X FNPT, Class 125, Lead Free - 125 Psi, Brass | Part XNL187-12
MSC Direct
$8.90
1" Male Hex Nipple Pipe Fittings, 304 Stainless Steel 1 Inch NPT Threaded Pipe Adapter Fittings Equal Nipples Connectors, Male Straight Connector Pipe
Amazon.com
8
$8.90
1" Male Hex Nipple Pipe Fittings, 304 Stainless Steel 1 Inch NPT Threaded Pipe Adapter Fittings Equal Nipples Connectors, Male Straight Connector Pipe
Amazon.com
$27.95
Union: Forged Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 3000 Model: 1MND1
Grainger
$27.95
Union: Forged Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 3000 Model: 1MND1
Grainger
$76.71
Value Collection Pipe Union: 3/4", 316 & 316L Stainless Steel - FNPT X FNPT, Threaded, 3000 Psi | Part SF176
MSC Direct
$76.71
Value Collection Pipe Union: 3/4", 316 & 316L Stainless Steel - FNPT X FNPT, Threaded, 3000 Psi | Part SF176
MSC Direct
$34.32
1-1/2" Schedule 80 PVC (FPT X FPT) Union 858-015
PVC Fittings Online
$34.32
1-1/2" Schedule 80 PVC (FPT X FPT) Union 858-015
PVC Fittings Online
$4.82
Pipe Union: Schedule 40, PVC, 3/4 in X 3/4 in Size, Threaded X Threaded, Female NPT X Female NPT Model: 458007
Grainger
$4.82
Pipe Union: Schedule 40, PVC, 3/4 in X 3/4 in Size, Threaded X Threaded, Female NPT X Female NPT Model: 458007
Grainger
$24.05
EFIELD 3/4-Inch Copper Press Union, Press For Copper Pipe Connection,(PRESS069)
Amazon.com
7
$24.05
EFIELD 3/4-Inch Copper Press Union, Press For Copper Pipe Connection,(PRESS069)
Amazon.com
$10.49
Pipe Union: Schedule 80, PVC, 3/4 in X 3/4 in Size, Threaded X Threaded, Female NPT X Female NPT Model: 898-375-007
Grainger
$10.49
Pipe Union: Schedule 80, PVC, 3/4 in X 3/4 in Size, Threaded X Threaded, Female NPT X Female NPT Model: 898-375-007
Grainger
ASME B16.11 Threaded Union
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ASME B16.11 Threaded Union
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HART 3131 Series - Female Threaded (FNPT) Unions
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HART 3131 Series - Female Threaded (FNPT) Unions
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The proper assembling by using taper union - Malleable Iron Fittings
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Shop threaded union pipe fittings

Sponsored
About our ads
$21.19
Killark Unf1 Steel Union, 1/2" Female
Gordon Electric Supply
$21.19
Killark Unf1 Steel Union, 1/2" Female
Gordon Electric Supply
$74.31
Union: 304 Stainless Steel, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 400U111N020
Grainger
$74.31
Union: 304 Stainless Steel, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 400U111N020
Grainger
$12.65
NDS U-1250-T PVC Pipe Fitting, 1-1/4-Inch Threaded Union, Schedule 80, EPDM O-Ring, Gray
Amazon.com
88
$12.65
NDS U-1250-T PVC Pipe Fitting, 1-1/4-Inch Threaded Union, Schedule 80, EPDM O-Ring, Gray
Amazon.com
$22.70
Union: 316 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 600U111N034
Grainger
$22.70
Union: 316 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 600U111N034
Grainger
$23.99
$25.99
PVC Union Coupling Pipe Fitting, Slip Union Schedule 40, Adapter(Socket X Socket), Built-In EPDM O-Ring, White (1 Pack)
Amazon.com
67
$23.99
$25.99
PVC Union Coupling Pipe Fitting, Slip Union Schedule 40, Adapter(Socket X Socket), Built-In EPDM O-Ring, White (1 Pack)
Amazon.com
$13.99
$15.99
DERPIPE Cast Pipe Fittings Union - 1/2" NPT Female X 1/2" NPT Male Stainless Steel 304 Fitting,Class 150
Amazon.com
96
12% off
$13.99
$15.99
DERPIPE Cast Pipe Fittings Union - 1/2" NPT Female X 1/2" NPT Male Stainless Steel 304 Fitting,Class 150
Amazon.com
$18.99
LOZOME 2" Female Threaded Coupling Union Adapter Pipe Connector Cast NPT Pipe Fitting Stainless Steel 304(Pack Of 1)
Amazon.com
$18.99
LOZOME 2" Female Threaded Coupling Union Adapter Pipe Connector Cast NPT Pipe Fitting Stainless Steel 304(Pack Of 1)
Amazon.com
$22.67
Union: Brass, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYY6
Grainger
$22.67
Union: Brass, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYY6
Grainger
$13.42
Appleton Unf50nr 1/2" Female Union
Gordon Electric Supply
$13.42
Appleton Unf50nr 1/2" Female Union
Gordon Electric Supply
$27.99
DERPIPE Cast Pipe Fittings Union - 1 1/4" NPT Female Fitting Stainless Steel 304, Class 150
Amazon.com
47
$27.99
DERPIPE Cast Pipe Fittings Union - 1 1/4" NPT Female Fitting Stainless Steel 304, Class 150
Amazon.com
$36.35
Union Straight Connector Rp1 1/2' Female Stainless Steel Flat Seal PTFE 16Bar (224.8Psi)
Tameson.com
$36.35
Union Straight Connector Rp1 1/2' Female Stainless Steel Flat Seal PTFE 16Bar (224.8Psi)
Tameson.com
$22.82
Union: Brass, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYY5
Grainger
1
$22.82
Union: Brass, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYY5
Grainger
$35.08
Union: Malleable Iron, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCA6
Grainger
$35.08
Union: Malleable Iron, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCA6
Grainger
$9.89
Waterway 2" Union, Male Pipe Thread By Female Slip 400-5080
PoolZoom.com
$9.89
Waterway 2" Union, Male Pipe Thread By Female Slip 400-5080
PoolZoom.com
$9.99
Vis Brass Hex Union,1/4" NPT Female X1/4" NPT Female Pipe Fitting, 3250 Straight Connector (3250BB,1Pcs)
Amazon.com
21
$9.99
Vis Brass Hex Union,1/4" NPT Female X1/4" NPT Female Pipe Fitting, 3250 Straight Connector (3250BB,1Pcs)
Amazon.com
$89.49
Union: Malleable Iron, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCB1
Grainger
$89.49
Union: Malleable Iron, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCB1
Grainger
$19.99
Union: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 400U111N034
Grainger
$19.99
Union: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 400U111N034
Grainger
$17.99
Podavelle 3AN Male Flare To 1/8 NPT Pipe Male Stainless Steel Straight Fitting Adapter Union Connector 2PCS
Amazon.com
67
$17.99
Podavelle 3AN Male Flare To 1/8 NPT Pipe Male Stainless Steel Straight Fitting Adapter Union Connector 2PCS
Amazon.com