Shop threaded pipe coupling

Sponsored
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$8.09
Coupling: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N034
Grainger
$8.09
Coupling: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N034
Grainger
$33.60
Coupling: 304 Stainless Steel, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N020
Grainger
$33.60
Coupling: 304 Stainless Steel, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N020
Grainger
$40.50
Merchant Coupling: Steel, 3 in X 3 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 4HVG8
Grainger
$40.50
Merchant Coupling: Steel, 3 in X 3 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 4HVG8
Grainger
$30.84
Reducing Coupling: Malleable Iron, 3 in X 1 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU64
Grainger
$30.84
Reducing Coupling: Malleable Iron, 3 in X 1 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU64
Grainger
$18.77
Coupling: Malleable Iron, 2 1/2 in X 2 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU59
Grainger
$18.77
Coupling: Malleable Iron, 2 1/2 in X 2 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU59
Grainger
$28.82
Reducing Coupling: Malleable Iron, 3 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU67
Grainger
$28.82
Reducing Coupling: Malleable Iron, 3 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU67
Grainger
$29.90
Coupling: 316/316L Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1000300718
Grainger
$29.90
Coupling: 316/316L Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1000300718
Grainger
$9.41
Coupling: 316 Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 60FC111N012
Grainger
$9.41
Coupling: 316 Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 60FC111N012
Grainger
$21.88
Coupling: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT Model: 4307000062
Grainger
$21.88
Coupling: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT Model: 4307000062
Grainger
$14.14
Coupling: 304 Stainless Steel, 1 in X 1 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N010
Grainger
$14.14
Coupling: 304 Stainless Steel, 1 in X 1 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N010
Grainger
$23.74
Coupling: 304/304L Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1000300712
Grainger
$23.74
Coupling: 304/304L Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1000300712
Grainger
$72.62
Coupling: Brass, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150, 10 PK [PK/10] Model: 6CTE9
Grainger
$72.62
Coupling: Brass, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150, 10 PK [PK/10] Model: 6CTE9
Grainger
$3.70
Coupling: Brass, 1/8 in X 1/8 in Fitting Pipe Size, Female NPT X Female NPT, 1 in Overall Lg Model: 706103-02
Grainger
$3.70
Coupling: Brass, 1/8 in X 1/8 in Fitting Pipe Size, Female NPT X Female NPT, 1 in Overall Lg Model: 706103-02
Grainger
$133.21
Continental NH3 1-3/4" ACME Threaded Coupler | A-577-C
BarnDoor AG
$133.21
Continental NH3 1-3/4" ACME Threaded Coupler | A-577-C
BarnDoor AG
$27.32
Coupling: Malleable Iron, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LBZ1
Grainger
$27.32
Coupling: Malleable Iron, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LBZ1
Grainger
$11.59
Megairon 2" X 2" NPT Male Threaded Hex Nipple,Stainless Steel 304 Quick Coupler Pipe Fitting
Amazon.com
302
$11.59
Megairon 2" X 2" NPT Male Threaded Hex Nipple,Stainless Steel 304 Quick Coupler Pipe Fitting
Amazon.com
$43.53
2" Stainless Steel 304 150 Threaded Union 2 Inch Class 150 Pipe Fitting FNPT
Amazon.com
7
$43.53
2" Stainless Steel 304 150 Threaded Union 2 Inch Class 150 Pipe Fitting FNPT
Amazon.com
$8.74
Reducing Coupling: Brass, 3/4 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYR7
Grainger
$8.74
Reducing Coupling: Brass, 3/4 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYR7
Grainger
$14.31
Reducing Coupling: 304 Stainless Steel, 1 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT Model: 40RC111N010034
Grainger
$14.31
Reducing Coupling: 304 Stainless Steel, 1 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT Model: 40RC111N010034
Grainger
$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
$22.95
Reducing Coupling: Red Brass, 3/4 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1VGD8
Grainger
$22.95
Reducing Coupling: Red Brass, 3/4 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1VGD8
Grainger
$3.32
Half Coupling: 304 Stainless Steel, 1/8 in X 1/8 in Fitting Pipe Size, Female NPT X Female NPT Model: 40HC111N018
Grainger
$3.32
Half Coupling: 304 Stainless Steel, 1/8 in X 1/8 in Fitting Pipe Size, Female NPT X Female NPT Model: 40HC111N018
Grainger
$32.77
Hex Coupling: 304 Stainless Steel, 1/8 in X 1/8 in Fitting Pipe Size, Female NPT X Female NPT Model: ZUSA-PF-7802
Grainger
$32.77
Hex Coupling: 304 Stainless Steel, 1/8 in X 1/8 in Fitting Pipe Size, Female NPT X Female NPT Model: ZUSA-PF-7802
Grainger
$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
$16.29
Coupling: Red Brass, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1VFD9
Grainger
2
$16.29
Coupling: Red Brass, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1VFD9
Grainger
$18.99
Anvil Half Coupling: Forged Steel, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 3000 Model: 0361168800
Grainger
$18.99
Anvil Half Coupling: Forged Steel, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 3000 Model: 0361168800
Grainger
$19.99
Allied Tube & Conduit Threaded Coupling: Aluminum, 1 1/2 in Trade Size, 2 1/16 in Overall Lg, RMC Model: 732327
Grainger
$19.99
Allied Tube & Conduit Threaded Coupling: Aluminum, 1 1/2 in Trade Size, 2 1/16 in Overall Lg, RMC Model: 732327
Grainger
$13.91
Pipe Union: Schedule 40, PVC, 2 in X 2 in Size, Threaded X Threaded, Female NPT X Female NPT, White Model: 458020
Grainger
$13.91
Pipe Union: Schedule 40, PVC, 2 in X 2 in Size, Threaded X Threaded, Female NPT X Female NPT, White Model: 458020
Grainger
$8.59
2" Schedule 40 PVC Coupling Threaded, 430-020
PVC Pipe Supplies
$8.59
2" Schedule 40 PVC Coupling Threaded, 430-020
PVC Pipe Supplies
$2.89
Empire 1/2-13 Thread, 1-3/4" OAL Steel Standard Coupling Nut - Zinc-Plated Finish | Part 51G0050
MSC Direct
Special Offer
$2.89
Empire 1/2-13 Thread, 1-3/4" OAL Steel Standard Coupling Nut - Zinc-Plated Finish | Part 51G0050
MSC Direct
$9.19
$700.25
CPR21 - Crouse-Hinds 1/2" No-Thread Rigid/IMC Compression Coupling, Malleable Iron, Concrete-Tight, UL/CUL Listed
Essential Electric Supply
98% off
$9.19
$700.25
CPR21 - Crouse-Hinds 1/2" No-Thread Rigid/IMC Compression Coupling, Malleable Iron, Concrete-Tight, UL/CUL Listed
Essential Electric Supply
$12.99
2" Schedule 80 PVC Coupling Threaded, 830-020
PVC Pipe Supplies
$12.99
2" Schedule 80 PVC Coupling Threaded, 830-020
PVC Pipe Supplies
$12.99
2" Schedule 80 CPVC Coupling Threaded, 9830-020
PVC Pipe Supplies
$12.99
2" Schedule 80 CPVC Coupling Threaded, 9830-020
PVC Pipe Supplies
$19.99
Pipe Couplings, 2in. Female Thread
Northern Tool
$19.99
Pipe Couplings, 2in. Female Thread
Northern Tool
$114.99
4" FNPT 316 SS Threaded Coupling
Zoro.com
30-day returns (most items)
$114.99
4" FNPT 316 SS Threaded Coupling
Zoro.com
$34.99
Pipe Couplings, 3in. Female Thread
Northern Tool
$34.99
Pipe Couplings, 3in. Female Thread
Northern Tool
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    Shop threaded pipe coupling

    Sponsored
    About our ads
    $8.09
    Coupling: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N034
    Grainger
    $8.09
    Coupling: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N034
    Grainger
    $33.60
    Coupling: 304 Stainless Steel, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N020
    Grainger
    $33.60
    Coupling: 304 Stainless Steel, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N020
    Grainger
    $40.50
    Merchant Coupling: Steel, 3 in X 3 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 4HVG8
    Grainger
    $40.50
    Merchant Coupling: Steel, 3 in X 3 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 4HVG8
    Grainger
    $30.84
    Reducing Coupling: Malleable Iron, 3 in X 1 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU64
    Grainger
    $30.84
    Reducing Coupling: Malleable Iron, 3 in X 1 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU64
    Grainger
    $18.77
    Coupling: Malleable Iron, 2 1/2 in X 2 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU59
    Grainger
    $18.77
    Coupling: Malleable Iron, 2 1/2 in X 2 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU59
    Grainger
    $28.82
    Reducing Coupling: Malleable Iron, 3 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU67
    Grainger
    $28.82
    Reducing Coupling: Malleable Iron, 3 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 2WU67
    Grainger
    $29.90
    Coupling: 316/316L Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1000300718
    Grainger
    $29.90
    Coupling: 316/316L Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1000300718
    Grainger
    $9.41
    Coupling: 316 Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 60FC111N012
    Grainger
    $9.41
    Coupling: 316 Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 60FC111N012
    Grainger
    $21.88
    Coupling: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT Model: 4307000062
    Grainger
    $21.88
    Coupling: 304 Stainless Steel, 3/4 in X 3/4 in Fitting Pipe Size, Female NPT X Female NPT Model: 4307000062
    Grainger
    $14.14
    Coupling: 304 Stainless Steel, 1 in X 1 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N010
    Grainger
    $14.14
    Coupling: 304 Stainless Steel, 1 in X 1 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 40FC111N010
    Grainger
    $23.74
    Coupling: 304/304L Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1000300712
    Grainger
    $23.74
    Coupling: 304/304L Stainless Steel, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT Model: 1000300712
    Grainger
    $72.62
    Coupling: Brass, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150, 10 PK [PK/10] Model: 6CTE9
    Grainger
    $72.62
    Coupling: Brass, 1/2 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150, 10 PK [PK/10] Model: 6CTE9
    Grainger
    $3.70
    Coupling: Brass, 1/8 in X 1/8 in Fitting Pipe Size, Female NPT X Female NPT, 1 in Overall Lg Model: 706103-02
    Grainger
    $3.70
    Coupling: Brass, 1/8 in X 1/8 in Fitting Pipe Size, Female NPT X Female NPT, 1 in Overall Lg Model: 706103-02
    Grainger
    $133.21
    Continental NH3 1-3/4" ACME Threaded Coupler | A-577-C
    BarnDoor AG
    $133.21
    Continental NH3 1-3/4" ACME Threaded Coupler | A-577-C
    BarnDoor AG
    $27.32
    Coupling: Malleable Iron, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LBZ1
    Grainger
    $27.32
    Coupling: Malleable Iron, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LBZ1
    Grainger
    $11.59
    Megairon 2" X 2" NPT Male Threaded Hex Nipple,Stainless Steel 304 Quick Coupler Pipe Fitting
    Amazon.com
    302
    $11.59
    Megairon 2" X 2" NPT Male Threaded Hex Nipple,Stainless Steel 304 Quick Coupler Pipe Fitting
    Amazon.com
    $43.53
    2" Stainless Steel 304 150 Threaded Union 2 Inch Class 150 Pipe Fitting FNPT
    Amazon.com
    7
    $43.53
    2" Stainless Steel 304 150 Threaded Union 2 Inch Class 150 Pipe Fitting FNPT
    Amazon.com
    $8.74
    Reducing Coupling: Brass, 3/4 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYR7
    Grainger
    $8.74
    Reducing Coupling: Brass, 3/4 in X 1/2 in Fitting Pipe Size, Female NPT X Female NPT, Class 150 Model: 6AYR7
    Grainger