Shop Threaded Union Pipe Fittings

Sponsored
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$28.02
1 1/2" Stainless Steel 304 150 Threaded Union 1 1/2 Inch Class 150 Pipe Fitting FNPT
Amazon.com
8
$28.02
1 1/2" Stainless Steel 304 150 Threaded Union 1 1/2 Inch Class 150 Pipe Fitting FNPT
Amazon.com
8
$16.55
EZ-FLUID Plumbing 3/4" 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
$16.55
EZ-FLUID Plumbing 3/4" 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
$25.99
Supply Giant DDNV0001 1" No Lead Copper Union Fitting With Sweat To Male Threaded Connects
Amazon.com
52
$25.99
Supply Giant DDNV0001 1" No Lead Copper Union Fitting With Sweat To Male Threaded Connects
Amazon.com
52
$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
$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
67
$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
$539.28
4" Cast Threaded Female Threaded Union 150 316 Stainless SN:S3016U 040
Hydraulic Hoses
$539.28
4" Cast Threaded Female Threaded Union 150 316 Stainless SN:S3016U 040
Hydraulic Hoses
$18.99
1 1/2" Inch Coupling Threaded NPT 316 Stainless Steel FNPT X FNPT Full Coupling Class 150
Amazon.com
8
$18.99
1 1/2" Inch Coupling Threaded NPT 316 Stainless Steel FNPT X FNPT Full Coupling Class 150
Amazon.com
8
$99.95
G Thread (British BSPP) Female To NPT Thread Male Pipe Fitting Adapter - Lead-Free Adapter (3 Inch)
Amazon.com
307
Free shipping
$99.95
G Thread (British BSPP) Female To NPT Thread Male Pipe Fitting Adapter - Lead-Free Adapter (3 Inch)
Amazon.com
307
$405.99
3" Forged Threaded Female Threaded Union 3000 304 Stainless SN: S4034U030
Hydraulic Hoses
$405.99
3" Forged Threaded Female Threaded Union 3000 304 Stainless SN: S4034U030
Hydraulic Hoses
$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
21
$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
47
$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
4
$65.85
2 in. Fip Threaded Dielectric Union Zinc Coated Steel And Brass Union Fitting
Home Depot
10
Free shipping
$65.85
2 in. Fip Threaded Dielectric Union Zinc Coated Steel And Brass Union Fitting
Home Depot
10
$216.61
Smith Cooper 6000 Lb Forged Carbon Steel 2 in. Union Fitting - Threaded - Fig. 42U 6 - 4308002618
John M. Ellsworth Co., Inc.
$216.61
Smith Cooper 6000 Lb Forged Carbon Steel 2 in. Union Fitting - Threaded - Fig. 42U 6 - 4308002618
John M. Ellsworth Co., Inc.
$25.99
JENSWILL 2"(50Mm) Hose Barb To 2" NPT Male Threaded- Stainless Steel Hose Fitting Connector Adapter Pipe Fitting Pack Of 2
Amazon.com
56
$25.99
JENSWILL 2"(50Mm) Hose Barb To 2" NPT Male Threaded- Stainless Steel Hose Fitting Connector Adapter Pipe Fitting Pack Of 2
Amazon.com
56
$46.34
Smith Cooper 3000 Forged Carbon Steel 1 1/2 in. Union Fitting - Threaded - Fig. 42U 3 - 4308002564
John M. Ellsworth Co., Inc.
$46.34
Smith Cooper 3000 Forged Carbon Steel 1 1/2 in. Union Fitting - Threaded - Fig. 42U 3 - 4308002564
John M. Ellsworth Co., Inc.
$3.12
Threaded Union: FPT X FPT
ThePondOutlet
30-day returns (most items)
$3.12
Threaded Union: FPT X FPT
ThePondOutlet
30-day returns
$33.04
Jomar | 210-547 | TS-703 | 1-1/2" | Tru-Union PVC | Schedule 80 | Threaded & Solvent Connections | 150 WOG
Blackhawk Supply
$33.04
Jomar | 210-547 | TS-703 | 1-1/2" | Tru-Union PVC | Schedule 80 | Threaded & Solvent Connections | 150 WOG
Blackhawk Supply
$0.55
1/2"SCH40 PVC Union W/ O-Ring, Threaded-Fitting For Schedule 40 Pipe
247Garden
$0.55
1/2"SCH40 PVC Union W/ O-Ring, Threaded-Fitting For Schedule 40 Pipe
247Garden
$118.24
Cooper Crouse-Hinds Crouse-Hinds UNY305 Steel Male Threaded Union 1 Inch
ibspot
$118.24
Cooper Crouse-Hinds Crouse-Hinds UNY305 Steel Male Threaded Union 1 Inch
ibspot
$47.48
Smith Cooper 3000 Forged Stainless Steel 3/4 in. Union Fitting - Threaded - Fig. S4036U - 4307002262
John M. Ellsworth Co., Inc.
30-day returns (most items)
$47.48
Smith Cooper 3000 Forged Stainless Steel 3/4 in. Union Fitting - Threaded - Fig. S4036U - 4307002262
John M. Ellsworth Co., Inc.
30-day returns
$77.28
Smith Cooper 150 Black Malleable Iron 2 1/2 in. Union Pipe Fittings - Threaded - Fig. 3463 - 812509412
John M. Ellsworth Co., Inc.
30-day returns (most items)
$77.28
Smith Cooper 150 Black Malleable Iron 2 1/2 in. Union Pipe Fittings - Threaded - Fig. 3463 - 812509412
John M. Ellsworth Co., Inc.
30-day returns
$242.80
Smith Cooper Brass 125 Lead-Free Unions - Threaded - 36U 1030L
John M. Ellsworth Co., Inc.
30-day returns (most items)
$242.80
Smith Cooper Brass 125 Lead-Free Unions - Threaded - 36U 1030L
John M. Ellsworth Co., Inc.
30-day returns
$62.95
Fastpipe Threaded Female Adapter, 2" Reducing Union X 3/4" FNPT, F5231
Global Industrial
$62.95
Fastpipe Threaded Female Adapter, 2" Reducing Union X 3/4" FNPT, F5231
Global Industrial
$62.83
Smith Cooper 3000 Forged Carbon Steel 2 in. Union Fitting - Threaded - Fig. 42U 3 - 4308002566
John M. Ellsworth Co., Inc.
30-day returns (most items)
$62.83
Smith Cooper 3000 Forged Carbon Steel 2 in. Union Fitting - Threaded - Fig. 42U 3 - 4308002566
John M. Ellsworth Co., Inc.
30-day returns
$19.00
Westlake Pipe & Fittings 458020 2" PVC Threaded Union
Pool Warehouse
30-day returns (most items)
$19.00
Westlake Pipe & Fittings 458020 2" PVC Threaded Union
Pool Warehouse
30-day returns
$617.00
Dixon 8 in. Threaded Hammer Union Fig 100 Series - 8 in. - Threaded - HU100800
John M. Ellsworth Co., Inc.
30-day returns (most items)
$617.00
Dixon 8 in. Threaded Hammer Union Fig 100 Series - 8 in. - Threaded - HU100800
John M. Ellsworth Co., Inc.
30-day returns
$27.10
$30.49
U004 By Coilhose | Pipe Fitting | Union | 1/4" Female NPT Thread | Straight | Brass
Hose Warehouse
30-day returns (most items)
11% off
$27.10
$30.49
U004 By Coilhose | Pipe Fitting | Union | 1/4" Female NPT Thread | Straight | Brass
Hose Warehouse
30-day returns
$61.35
1" FNPT 316 SS Threaded Union
Zoro.com
30-day returns (most items)
$61.35
1" FNPT 316 SS Threaded Union
Zoro.com
30-day returns
$12.99
Fitvell 2" PVC Pipe Fitting Adapter Connector Union Coupling Schedule 40 (Slip Socket X NPT Male Pipe Thread), Pack Of 2
Amazon.com
58
$12.99
Fitvell 2" PVC Pipe Fitting Adapter Connector Union Coupling Schedule 40 (Slip Socket X NPT Male Pipe Thread), Pack Of 2
Amazon.com
58
$8.99
Thread Adapter, NPT 1/4 Female To NPT 3/8 Male
Koolance
$8.99
Thread Adapter, NPT 1/4 Female To NPT 3/8 Male
Koolance
$23.84
Fire 416 Full Union Brass Fitting, 3/8-Inch Tube
Fire Pits Direct
$23.84
Fire 416 Full Union Brass Fitting, 3/8-Inch Tube
Fire Pits Direct
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    Shop Threaded Union Pipe Fittings

    Sponsored
    About our ads
    $28.02
    1 1/2" Stainless Steel 304 150 Threaded Union 1 1/2 Inch Class 150 Pipe Fitting FNPT
    Amazon.com
    8
    $28.02
    1 1/2" Stainless Steel 304 150 Threaded Union 1 1/2 Inch Class 150 Pipe Fitting FNPT
    Amazon.com
    8
    $16.55
    EZ-FLUID Plumbing 3/4" 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
    $16.55
    EZ-FLUID Plumbing 3/4" 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
    $25.99
    Supply Giant DDNV0001 1" No Lead Copper Union Fitting With Sweat To Male Threaded Connects
    Amazon.com
    52
    $25.99
    Supply Giant DDNV0001 1" No Lead Copper Union Fitting With Sweat To Male Threaded Connects
    Amazon.com
    52
    $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
    $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
    67
    $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
    $539.28
    4" Cast Threaded Female Threaded Union 150 316 Stainless SN:S3016U 040
    Hydraulic Hoses
    $539.28
    4" Cast Threaded Female Threaded Union 150 316 Stainless SN:S3016U 040
    Hydraulic Hoses
    $18.99
    1 1/2" Inch Coupling Threaded NPT 316 Stainless Steel FNPT X FNPT Full Coupling Class 150
    Amazon.com
    8
    $18.99
    1 1/2" Inch Coupling Threaded NPT 316 Stainless Steel FNPT X FNPT Full Coupling Class 150
    Amazon.com
    8
    $99.95
    G Thread (British BSPP) Female To NPT Thread Male Pipe Fitting Adapter - Lead-Free Adapter (3 Inch)
    Amazon.com
    307
    Free shipping
    $99.95
    G Thread (British BSPP) Female To NPT Thread Male Pipe Fitting Adapter - Lead-Free Adapter (3 Inch)
    Amazon.com
    307
    $405.99
    3" Forged Threaded Female Threaded Union 3000 304 Stainless SN: S4034U030
    Hydraulic Hoses
    $405.99
    3" Forged Threaded Female Threaded Union 3000 304 Stainless SN: S4034U030
    Hydraulic Hoses
    $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
    21
    $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
    47
    $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
    4
    $65.85
    2 in. Fip Threaded Dielectric Union Zinc Coated Steel And Brass Union Fitting
    Home Depot
    10
    Free shipping
    $65.85
    2 in. Fip Threaded Dielectric Union Zinc Coated Steel And Brass Union Fitting
    Home Depot
    10
    $216.61
    Smith Cooper 6000 Lb Forged Carbon Steel 2 in. Union Fitting - Threaded - Fig. 42U 6 - 4308002618
    John M. Ellsworth Co., Inc.
    $216.61
    Smith Cooper 6000 Lb Forged Carbon Steel 2 in. Union Fitting - Threaded - Fig. 42U 6 - 4308002618
    John M. Ellsworth Co., Inc.
    $25.99
    JENSWILL 2"(50Mm) Hose Barb To 2" NPT Male Threaded- Stainless Steel Hose Fitting Connector Adapter Pipe Fitting Pack Of 2
    Amazon.com
    56
    $25.99
    JENSWILL 2"(50Mm) Hose Barb To 2" NPT Male Threaded- Stainless Steel Hose Fitting Connector Adapter Pipe Fitting Pack Of 2
    Amazon.com
    56
    $46.34
    Smith Cooper 3000 Forged Carbon Steel 1 1/2 in. Union Fitting - Threaded - Fig. 42U 3 - 4308002564
    John M. Ellsworth Co., Inc.
    $46.34
    Smith Cooper 3000 Forged Carbon Steel 1 1/2 in. Union Fitting - Threaded - Fig. 42U 3 - 4308002564
    John M. Ellsworth Co., Inc.
    $3.12
    Threaded Union: FPT X FPT
    ThePondOutlet
    30-day returns (most items)
    $3.12
    Threaded Union: FPT X FPT
    ThePondOutlet
    30-day returns