Shop threaded metal union pipe fittings

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$16.00
Cast Iron In-Line Fitting - Joining Tee - ULINE
Uline
$16.00
Cast Iron In-Line Fitting - Joining Tee - ULINE
Uline
$16.00
Cast Iron End Fitting - Through Tee - ULINE
Uline
$16.00
Cast Iron End Fitting - Through Tee - ULINE
Uline
$16.00
Cast Iron End Fitting - 90° Elbow - ULINE
Uline
$16.00
Cast Iron End Fitting - 90° Elbow - ULINE
Uline
$127.49
Merit Brass Pipe Union: 1-1/4", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-20
MSC Direct
26
$127.49
Merit Brass Pipe Union: 1-1/4", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-20
MSC Direct
$55.16
Made In USA | ASC Engineered Solutions Black Union: 1-1/4", Threaded - Forged Carbon Steel, Class 3000 | Part 0361501406
MSC Direct
$55.16
Made In USA | ASC Engineered Solutions Black Union: 1-1/4", Threaded - Forged Carbon Steel, Class 3000 | Part 0361501406
MSC Direct
$33.01
Made In USA | Anvil Malleable Iron Pipe Union: 1-1/2" Fitting - Threaded, 300 Psi Liquid & Gas, 150 Psi Steam | Part 1D.NU
MSC Direct
$33.01
Made In USA | Anvil Malleable Iron Pipe Union: 1-1/2" Fitting - Threaded, 300 Psi Liquid & Gas, 150 Psi Steam | Part 1D.NU
MSC Direct
$28.25
$31.21
Merit Brass | Bothwell Pipe Union: 1/2", 304 Stainless Steel - Socket Weld X Socket Weld, Threaded, 3000 Psi | Part SW3487D-08
MSC Direct
$28.25
$31.21
Merit Brass | Bothwell Pipe Union: 1/2", 304 Stainless Steel - Socket Weld X Socket Weld, Threaded, 3000 Psi | Part SW3487D-08
MSC Direct
$25.92
Made In USA | Anvil Black Union: 1-1/2", Threaded - Malleable Iron, Class 150 | Part 1D.BU
MSC Direct
$25.92
Made In USA | Anvil Black Union: 1-1/2", Threaded - Malleable Iron, Class 150 | Part 1D.BU
MSC Direct
$33.25
-16AN Female AN Flare Union 90° Adapter, Swivel Style, Black Hard Anodized Aluminum
Ace Race Parts
$33.25
-16AN Female AN Flare Union 90° Adapter, Swivel Style, Black Hard Anodized Aluminum
Ace Race Parts
$27.27
Supply Giant DDNV0001 1" No Lead Copper Union Fitting With Sweat To Male Threaded Connects
Amazon.com
48
$27.27
Supply Giant DDNV0001 1" No Lead Copper Union Fitting With Sweat To Male Threaded Connects
Amazon.com
$186.90
Smith Cooper Cast 150 Stainless Steel 2 1/2 in. Union Fitting - Threaded - Fig. S3116U - 4381037690
John M. Ellsworth Co., Inc.
$186.90
Smith Cooper Cast 150 Stainless Steel 2 1/2 in. Union Fitting - Threaded - Fig. S3116U - 4381037690
John M. Ellsworth Co., Inc.
$156.73
Smith Cooper 3000 Forged Stainless Steel 2 in. Union Fitting - Threaded - Fig. S4036U - 4307002272
John M. Ellsworth Co., Inc.
$156.73
Smith Cooper 3000 Forged Stainless Steel 2 in. Union Fitting - Threaded - Fig. S4036U - 4307002272
John M. Ellsworth Co., Inc.
$17.99
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
36
$17.99
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
$104.48
Merit Brass Pipe Union: 2", 316 Stainless Steel - FNPT X FNPT, Threaded, ISO, 150 Psi | Part K687-32
MSC Direct
$104.48
Merit Brass Pipe Union: 2", 316 Stainless Steel - FNPT X FNPT, Threaded, ISO, 150 Psi | Part K687-32
MSC Direct
$45.80
Made In USA | Anvil Black Union: 1-1/2", Threaded - Malleable Iron, Class 300 | Part 1D.B300U
MSC Direct
$45.80
Made In USA | Anvil Black Union: 1-1/2", Threaded - Malleable Iron, Class 300 | Part 1D.B300U
MSC Direct
$138.22
Merit Brass Pipe Union: 1-1/2", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-24
MSC Direct
$138.22
Merit Brass Pipe Union: 1-1/2", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-24
MSC Direct
$77.05
Merit Brass Pipe Union: 1-1/4", 316 Stainless Steel - FNPT X FNPT, Threaded, ISO, 150 Psi | Part K687-20
MSC Direct
$77.05
Merit Brass Pipe Union: 1-1/4", 316 Stainless Steel - FNPT X FNPT, Threaded, ISO, 150 Psi | Part K687-20
MSC Direct
$11.15
$12.49
Vis Brass Pipe Fitting, Union, 3/8" NPT Female X 3/8" NPT Female, 3250 (3250CC, 1Pcs)
Amazon.com
16
10% off
$11.15
$12.49
Vis Brass Pipe Fitting, Union, 3/8" NPT Female X 3/8" NPT Female, 3250 (3250CC, 1Pcs)
Amazon.com
$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
$11.14
Made In USA | Anvil Black Union: 3/4", Threaded - Malleable Iron, Class 150 | Part E.BU
MSC Direct
$11.14
Made In USA | Anvil Black Union: 3/4", Threaded - Malleable Iron, Class 150 | Part E.BU
MSC Direct
$44.63
Merit Brass Pipe Union: 1", 316 Stainless Steel - FNPT X FNPT, Threaded, ISO, 150 Psi | Part K687-16
MSC Direct
$44.63
Merit Brass Pipe Union: 1", 316 Stainless Steel - FNPT X FNPT, Threaded, ISO, 150 Psi | Part K687-16
MSC Direct
$186.66
Merit Brass Brass Pipe Union: 2" Fitting, Threaded, FNPT X FNPT, Class 125, Lead Free - 125 Psi, Brass | Part XNL187-32
MSC Direct
$186.66
Merit Brass Brass Pipe Union: 2" Fitting, Threaded, FNPT X FNPT, Class 125, Lead Free - 125 Psi, Brass | Part XNL187-32
MSC Direct
$20.49
Merit Brass Pipe Union: 1/2", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-08
MSC Direct
$20.49
Merit Brass Pipe Union: 1/2", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-08
MSC Direct
$60.19
$120.38
Merit Brass Brass Pipe Union: 1" Fitting, Threaded, FBSPT X FBSPT, Class 125 - FBSPT X FBSPT Ends, Class 125 | Part XB187-16
MSC Direct
50% off
$60.19
$120.38
Merit Brass Brass Pipe Union: 1" Fitting, Threaded, FBSPT X FBSPT, Class 125 - FBSPT X FBSPT Ends, Class 125 | Part XB187-16
MSC Direct
$113.70
Merit Brass | Kingdom Pipe Union: 2", 316 Stainless Steel - Socket Weld X Socket Weld, Threaded, 150 Psi | Part SWM687-32
MSC Direct
$113.70
Merit Brass | Kingdom Pipe Union: 2", 316 Stainless Steel - Socket Weld X Socket Weld, Threaded, 150 Psi | Part SWM687-32
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
$49.99
DERPIPE Cast Pipe Fittings Union - 2" NPT Female Fitting Stainless Steel 304, Class 150
Amazon.com
78
Free shipping
$49.99
DERPIPE Cast Pipe Fittings Union - 2" NPT Female Fitting Stainless Steel 304, Class 150
Amazon.com
$20.99
TAISHER 2PCS 304 Stainless Steel Union, 1" NPT Female Cast Pipe Fitting
Amazon.com
7
$20.99
TAISHER 2PCS 304 Stainless Steel Union, 1" NPT Female Cast Pipe Fitting
Amazon.com
$51.52
Merit Brass Brass Pipe Union: 1/4" Fitting, Threaded, FNPT X FNPT, Class 125, Lead Free - 125 Psi, Brass | Part XNL187-04
MSC Direct
$51.52
Merit Brass Brass Pipe Union: 1/4" Fitting, Threaded, FNPT X FNPT, Class 125, Lead Free - 125 Psi, Brass | Part XNL187-04
MSC Direct
$18.95
Merit Brass Pipe Union: 3/8", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-06
MSC Direct
26
$18.95
Merit Brass Pipe Union: 3/8", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-06
MSC Direct
$332.57
Union: Malleable Iron, 3 in X 3 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCB3
Grainger
$332.57
Union: Malleable Iron, 3 in X 3 in Fitting Pipe Size, Female NPT X Female NPT, Class 300 Model: 1LCB3
Grainger
$19.99
DERPIPE Cast Pipe Fittings Union - 1" NPT Female Fitting Stainless Steel 304, Class 150
Amazon.com
35
$19.99
DERPIPE Cast Pipe Fittings Union - 1" NPT Female Fitting Stainless Steel 304, Class 150
Amazon.com
$300.26
Merit Brass | Bothwell Pipe Union: 2", 304 & 304L Stainless Steel - FNPT X FNPT, Threaded, 3000 Psi | Part 3487D-32
MSC Direct
$300.26
Merit Brass | Bothwell Pipe Union: 2", 304 & 304L Stainless Steel - FNPT X FNPT, Threaded, 3000 Psi | Part 3487D-32
MSC Direct
$0.72
3/4 in. PVC Union Female-Threaded W/ EPDM O-Ring Seals Schedule-40 Pipe Fitting ASTM D2466/F1970 Fnptxfnpt
247Garden
$0.72
3/4 in. PVC Union Female-Threaded W/ EPDM O-Ring Seals Schedule-40 Pipe Fitting ASTM D2466/F1970 Fnptxfnpt
247Garden
$129.43
Value Collection | Anvil Black Pipe Fittings: Fitting Type: Union, Fitting Size: 1", End Connections: Threaded, Material: Malleable Iron - Malleable
MSC Direct
$129.43
Value Collection | Anvil Black Pipe Fittings: Fitting Type: Union, Fitting Size: 1", End Connections: Threaded, Material: Malleable Iron - Malleable
MSC Direct
$204.44
Union: Red Brass, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT Model: 6RDA8
Grainger
$204.44
Union: Red Brass, 2 in X 2 in Fitting Pipe Size, Female NPT X Female NPT Model: 6RDA8
Grainger
Including results for threaded metal union pipe fittings.
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Jump to key moments of Threaded Metal Union Pipe Fitings

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amazon
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Shop threaded metal union pipe fittings

Sponsored
About our ads
$16.00
Cast Iron In-Line Fitting - Joining Tee - ULINE
Uline
$16.00
Cast Iron In-Line Fitting - Joining Tee - ULINE
Uline
$16.00
Cast Iron End Fitting - Through Tee - ULINE
Uline
$16.00
Cast Iron End Fitting - Through Tee - ULINE
Uline
$16.00
Cast Iron End Fitting - 90° Elbow - ULINE
Uline
$16.00
Cast Iron End Fitting - 90° Elbow - ULINE
Uline
$127.49
Merit Brass Pipe Union: 1-1/4", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-20
MSC Direct
26
$127.49
Merit Brass Pipe Union: 1-1/4", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-20
MSC Direct
$55.16
Made In USA | ASC Engineered Solutions Black Union: 1-1/4", Threaded - Forged Carbon Steel, Class 3000 | Part 0361501406
MSC Direct
$55.16
Made In USA | ASC Engineered Solutions Black Union: 1-1/4", Threaded - Forged Carbon Steel, Class 3000 | Part 0361501406
MSC Direct
$33.01
Made In USA | Anvil Malleable Iron Pipe Union: 1-1/2" Fitting - Threaded, 300 Psi Liquid & Gas, 150 Psi Steam | Part 1D.NU
MSC Direct
$33.01
Made In USA | Anvil Malleable Iron Pipe Union: 1-1/2" Fitting - Threaded, 300 Psi Liquid & Gas, 150 Psi Steam | Part 1D.NU
MSC Direct
$28.25
$31.21
Merit Brass | Bothwell Pipe Union: 1/2", 304 Stainless Steel - Socket Weld X Socket Weld, Threaded, 3000 Psi | Part SW3487D-08
MSC Direct
$28.25
$31.21
Merit Brass | Bothwell Pipe Union: 1/2", 304 Stainless Steel - Socket Weld X Socket Weld, Threaded, 3000 Psi | Part SW3487D-08
MSC Direct
$25.92
Made In USA | Anvil Black Union: 1-1/2", Threaded - Malleable Iron, Class 150 | Part 1D.BU
MSC Direct
$25.92
Made In USA | Anvil Black Union: 1-1/2", Threaded - Malleable Iron, Class 150 | Part 1D.BU
MSC Direct
$33.25
-16AN Female AN Flare Union 90° Adapter, Swivel Style, Black Hard Anodized Aluminum
Ace Race Parts
$33.25
-16AN Female AN Flare Union 90° Adapter, Swivel Style, Black Hard Anodized Aluminum
Ace Race Parts
$27.27
Supply Giant DDNV0001 1" No Lead Copper Union Fitting With Sweat To Male Threaded Connects
Amazon.com
48
$27.27
Supply Giant DDNV0001 1" No Lead Copper Union Fitting With Sweat To Male Threaded Connects
Amazon.com
$186.90
Smith Cooper Cast 150 Stainless Steel 2 1/2 in. Union Fitting - Threaded - Fig. S3116U - 4381037690
John M. Ellsworth Co., Inc.
$186.90
Smith Cooper Cast 150 Stainless Steel 2 1/2 in. Union Fitting - Threaded - Fig. S3116U - 4381037690
John M. Ellsworth Co., Inc.
$156.73
Smith Cooper 3000 Forged Stainless Steel 2 in. Union Fitting - Threaded - Fig. S4036U - 4307002272
John M. Ellsworth Co., Inc.
$156.73
Smith Cooper 3000 Forged Stainless Steel 2 in. Union Fitting - Threaded - Fig. S4036U - 4307002272
John M. Ellsworth Co., Inc.
$17.99
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
36
$17.99
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
$104.48
Merit Brass Pipe Union: 2", 316 Stainless Steel - FNPT X FNPT, Threaded, ISO, 150 Psi | Part K687-32
MSC Direct
$104.48
Merit Brass Pipe Union: 2", 316 Stainless Steel - FNPT X FNPT, Threaded, ISO, 150 Psi | Part K687-32
MSC Direct
$45.80
Made In USA | Anvil Black Union: 1-1/2", Threaded - Malleable Iron, Class 300 | Part 1D.B300U
MSC Direct
$45.80
Made In USA | Anvil Black Union: 1-1/2", Threaded - Malleable Iron, Class 300 | Part 1D.B300U
MSC Direct
$138.22
Merit Brass Pipe Union: 1-1/2", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-24
MSC Direct
$138.22
Merit Brass Pipe Union: 1-1/2", 304 Stainless Steel - FNPT, Threaded, ISO, 150 Psi | Part K487-24
MSC Direct
$77.05
Merit Brass Pipe Union: 1-1/4", 316 Stainless Steel - FNPT X FNPT, Threaded, ISO, 150 Psi | Part K687-20
MSC Direct
$77.05
Merit Brass Pipe Union: 1-1/4", 316 Stainless Steel - FNPT X FNPT, Threaded, ISO, 150 Psi | Part K687-20
MSC Direct
$11.15
$12.49
Vis Brass Pipe Fitting, Union, 3/8" NPT Female X 3/8" NPT Female, 3250 (3250CC, 1Pcs)
Amazon.com
16
10% off
$11.15
$12.49
Vis Brass Pipe Fitting, Union, 3/8" NPT Female X 3/8" NPT Female, 3250 (3250CC, 1Pcs)
Amazon.com