1/2 Inch NPT-to-NPT Straight Coupling Threaded Fittings for sale

Smith Blair Model 411 1/2 x 4-1/2 Coupling Bolt Flexi-Coat Fusion Bonded Epoxy
Brand New
RM 83.75
or Best Offer
RM 146.21 shipping
316 Stainless Steel Pipe Union Class 150# Female 1/2" NPT
New (Other) · Unbranded
RM 41.90
RM 75.16 shipping
Pipe Adapter 1/2 Female to 1/2 Male Npt Brass Fitting Water Air Gas
Brand New · Unbranded
RM 25.56
RM 48.93 shipping
287 sold
Parker Reducing Adapter 222P-12-8 (3/4 NPT Female X 1/2 NPT Male) NOS
New (Other) · Parker
RM 84.84
RM 76.42 shipping
1/2" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler SS050441304
Brand New
RM 40.55
RM 63.18 shipping
79 watching
1/2" NPT Threaded Full Coupling Aluminum 6061-T Schedule 40 Pipe Fitting A050441
Brand New
RM 46.00
RM 75.24 shipping
140 sold
10 Piece Package Swagelok Equivalent to SS-8-HRCG-4 1/4 FNPT x 1/2 FNPT
Brand New
RM 921.69
RM 103.61 shipping
1/2" 150 Female NPT Coupling Black Malleable Iron Pipe Fitting MI050441BMI
Brand New · Unbranded
RM 29.75
RM 62.88 shipping
1/2" 3000 (3M) Female (NPT) Full Coupling 304 Stainless Steel SS050421304
Brand New
RM 49.02
RM 63.43 shipping
135 sold
Female Pipe Reducer 3/4" to 1/2" Npt Adapter Coupler Brass Fitting Water Oil Gas
Brand New · Unbranded
RM 36.32
RM 48.93 shipping
210 sold
FITOK 316 SS Hex Reducing Coupling 2 x 1/2 FNPT, 3900 psi, SS-PCG-NS32-NS8
Brand New
RM 470.36
RM 87.77 shipping
FITOK 316 SS Hex Reducing Coupling 1 x 1/2 FNPT, 4400 psi, SS-PCG-NS16-NS8
Brand New
RM 182.24
RM 79.27 shipping
PARKER -12 ORFS 3/4" x -12 SAE ORB (1-1/16-12) Straight Thread Connector
Brand New · Parker
RM 58.65
RM 75.62 shipping
2 watching
(2) Parker 1/2 GG-SS Stainless Pipe Coupling Female 1/2" NPT to Female 1/2" NPT
New (Other) · Parker
RM 146.63
RM 78.22 shipping
(Qty 13) PARKER -12 ORFS 3/4" x -12 SAE ORB 1-1/16-12 Straight Thread Connector
Brand New · Parker
RM 284.89
Was: RM 335.16was - RM 335.16
or Best Offer
RM 105.74 shipping
Stainless Steel 304 Fitting Reducing Coupling Class 150 1" X 1/2"...
Brand New
RM 34.31
RM 104.19 shipping
1/2 Npt Female 3 Piece Union Coupling Brass Pipe Fitting Air Water Oil Gas 104-D
Brand New · Unbranded
RM 84.00
RM 48.93 shipping
Reducer Pipe Adapter 3/4 Female Npt to 1/2 Male Npt Brass Fitting Water Air Gas
Brand New · Unbranded
RM 38.71
RM 48.93 shipping
319 sold
1" X 1/2" 150 Female NPT 304 Stainless Reducing Coupling Reducer <SS11060441304
Brand New · Unbranded
RM 47.30
RM 75.29 shipping
Parker Hannifin 208P-12-8 Brass Reducer Coupling 3/4" Female NPT X 1/2" Male NPT
New (Other) · Parker
RM 80.61
RM 111.27 shipping
PARKER 12 F5OLO-S SEAL-LOK-ORB, ST THREAD O-RING- FACE SEAL O-RING 6000psi QTY 1
New (Other) · Parker
RM 37.71
RM 63.09 shipping
FITOK 316 SS Hex Coupling 1/2 Female NPT, 4900 psi, SS-PCG-NS8
Brand New
RM 73.19
RM 76.08 shipping
304 Stainless Steel Pipe Reducer Female 1-1/2 NPT to Female 1/2 NPT 150#
New (Other) · Unbranded
RM 62.84
RM 78.26 shipping
1/2 Npt Female Pipe Coupling Brass Fitting Air Water Oil Gas Fuel 103-D
Brand New · Unbranded
RM 24.68
RM 48.93 shipping
113 sold
Turned 304 Stainless Steel Pipe Reducer Female 2" NPT to Female 1/2" NPT
New (Other) · Unbranded
RM 83.79
RM 126.31 shipping
FITOK 316 SS Hex Reducing Coupling 3/4 x 1/2 FNPT, 4600 psi, SS-PCG-NS12-NS8
Brand New
RM 106.46
RM 77.04 shipping
1/2 Npt Male Close Nipple Brass Pipe Fitting Air Fuel Oil Gas Water FasParts
Brand New · Unbranded
RM 20.61
RM 48.93 shipping
2 Pack, Stainless Steel 316 Fitting 1/2" Inch Full Coupling Heavy Duty New
Brand New · Unbranded
RM 50.23
RM 77.88 shipping
1/2" FNPT 316ss Hex Union Coupling Fitting SSP ISST8HCG
Brand New
RM 75.41
RM 95.14 shipping
(2) 1/2" 150 lb 304 Stainless Steel Threaded Cast Half Coupling
Brand New
RM 41.90
or Best Offer
RM 75.16 shipping
33250-8-8 Red Brass Pipe Union Class H150# Female 1/2 NPT to Female 1/2 NPT
New (Other) · Unbranded
RM 52.37
RM 75.45 shipping
Stainless Steel 304 Fitting Reducing Coupling Class 150 2" X 1/2" Female NPT
Brand New
RM 83.37
RM 113.66 shipping
Banjo Threaded Polypropylene Pipe Coupling, 1/2" NPT Female - CPLG050
Brand New
RM 37.66
RM 63.09 shipping
1/2 FNPT 316ss Hex Coupling DK-LOK GCG-8N-S
Brand New
RM 75.41
RM 83.25 shipping
Stainless Steel 304 Fitting Reducing Coupling Class 150 2-1/2" X 1/2" Female NPT
Brand New
RM 125.27
RM 114.88 shipping
3/4 MNPT x 1/2 FNPT 316ss Pipe Adapter Fitting SWAGELOK-IPT CN12NM8NF10
Brand New · Swagelok
RM 117.31
RM 101.01 shipping
(Lot of 2) 1/2" NPT Malleable Black Iron Pipe Female Coupling Class 150
New (Other) · Unbranded
RM 35.61
RM 74.95 shipping
1/2" 3000 (3M) Female (NPT) Full Coupling 316 Stainless Steel SS050421316
Brand New
RM 50.27
RM 63.47 shipping
77 sold
1/2" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler Quantity x2
Brand New
RM 66.99
RM 99.71 shipping
UNION FITTINGS (LOT OF 4) 5404-08-08 1/2" NPT TO 1/2" NPT STEEL
Pre-Owned · Unbranded
RM 41.90
or Best Offer
RM 119.53 shipping
5 Piece Package Swagelok Equivalent to SS-8-HRCG-2, 1/8" FNPT x 1/2" FNPT
Brand New
RM 649.37
RM 129.67 shipping
MERIT BRASS K411-08 Pipe Coupling: 1/2", 304 Stainless FNPT Threaded, (LOT OF 4)
Brand New
RM 150.82
Was: RM 167.58was - RM 167.58
or Best Offer
RM 181.91 shipping
“20”PC AMFL ER50 3 Piece Rigid IMC Erickson Couplings 1/2" NPT X 1/2" NOS
New (Other)
RM 418.95
RM 188.15 shipping
Mueller Proline 1/2" Diameter Galvanized Union Fitting Union 300HI
Pre-Owned
RM 50.82
RM 116.26 shipping
(15) 1MNA3 Capitol 1/2" FPT x 1/2" FPT Forged Steel Coupling Class 3000
New (Other)
RM 104.70
RM 147.85 shipping
Only 1 left!
1/2" 3000 (3M) Threaded (NPT) Full Coupling Coupler A105 Forged Steel FS050421
Brand New · Unbranded
RM 33.68
RM 63.01 shipping
148 sold
MB-304 Stainless Steel Pipe Coupling 1/2" FNPT Threaded SP114 150-UN 7pk
New (Other) · Unbranded
RM 108.89
or Best Offer
RM 134.27 shipping
Stainless Steel 316 Fitting Reducing Coupling Class 150 1-1/2" X 1/2" NPT
Brand New
RM 61.42
RM 108.80 shipping
STRAIGHT BRASS REDUCER (1” NPTF x 1/2” NPTF, 1.44” OVER HEX, 1.04” LG.) X111K
New (Other) · Unbranded
RM 41.90
Was: RM 83.75was - RM 83.75
or Best Offer
RM 96.11 shipping
Anvil 0361176803 29JE85 1 1/4 in x 1/2 Reducing Coupling 3000# Forged Steel,
Brand New
RM 92.17
or Best Offer
RM 76.63 shipping
Stainless Steel 316 Fitting 1/2" Inch Full Coupling Class 150 Heavy Duty
Brand New
RM 28.45
RM 95.65 shipping
Lot of 18 1/2" Galvanized & Plain NPT Threaded Pipe Coupling
Brand New · Unbranded
RM 117.31
RM 390.75 shipping
STRAIGHT BRASS FITTING (1/2” NPTF BOTH ENDS, .565” ID, .830” OD, 2.04” LG) X111T
New (Other) · Unbranded
RM 23.00
Was: RM 46.04was - RM 46.04
or Best Offer
RM 95.52 shipping
1/8" FNPT x 1/2" FNPT 316ss Hex Reducing Coupling Swagelok SS-8-HRCG-2
Brand New · Swagelok
RM 67.03
RM 96.44 shipping
2 watching
STRAIGHT BRASS FITTING (1/2” NPTF MALE, 9/16" ID , .830” OD, 2.520” LG.) X111F
New (Other) · Unbranded
RM 23.00
Was: RM 46.04was - RM 46.04
or Best Offer
RM 95.52 shipping
3/4 MNPT x 1/2 MNPT Steel Pipe Adapter Fitting Parker 3/4x1/2 FF-S
Brand New · Parker
RM 25.14
RM 95.23 shipping
Only 1 left!
Stainless Steel 304 Fitting Reducing Coupling Class 150 1-1/2" X 1/2" Female NPT
Brand New
RM 49.86
RM 108.68 shipping
1/2" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler
New (Other) · Unbranded
RM 427.33
RM 258.74 shipping
1/2" x 1/2" Fitting Pipe Size Ground Joint Union Steel Female NPT to Female NPT
Brand New
RM 25.10
RM 97.74 shipping
Stainless Steel 304 Fitting 1/2" Inch Full Coupling Class 150 Heavy Duty
Brand New
RM 25.10
RM 99.37 shipping

1/2 Inch NPT-to-NPT Straight Coupling Threaded Fittings

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65 results

Smith Blair Model 411 1/2 x 4-1/2 Coupling Bolt Flexi-Coat Fusion Bonded Epoxy

316 Stainless Steel Pipe Union Class 150# Female 1/2" NPT

Pipe Adapter 1/2 Female to 1/2 Male Npt Brass Fitting Water Air Gas

Parker Reducing Adapter 222P-12-8 (3/4 NPT Female X 1/2 NPT Male) NOS

1/2" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler SS050441304

1/2" NPT Threaded Full Coupling Aluminum 6061-T Schedule 40 Pipe Fitting A050441

10 Piece Package Swagelok Equivalent to SS-8-HRCG-4 1/4 FNPT x 1/2 FNPT

1/2" 150 Female NPT Coupling Black Malleable Iron Pipe Fitting MI050441BMI

1/2" 3000 (3M) Female (NPT) Full Coupling 304 Stainless Steel SS050421304

Female Pipe Reducer 3/4" to 1/2" Npt Adapter Coupler Brass Fitting Water Oil Gas

FITOK 316 SS Hex Reducing Coupling 2 x 1/2 FNPT, 3900 psi, SS-PCG-NS32-NS8

FITOK 316 SS Hex Reducing Coupling 1 x 1/2 FNPT, 4400 psi, SS-PCG-NS16-NS8

PARKER -12 ORFS 3/4" x -12 SAE ORB (1-1/16-12) Straight Thread Connector

(2) Parker 1/2 GG-SS Stainless Pipe Coupling Female 1/2" NPT to Female 1/2" NPT

(Qty 13) PARKER -12 ORFS 3/4" x -12 SAE ORB 1-1/16-12 Straight Thread Connector

Stainless Steel 304 Fitting Reducing Coupling Class 150 1" X 1/2"...

1/2 Npt Female 3 Piece Union Coupling Brass Pipe Fitting Air Water Oil Gas 104-D

Reducer Pipe Adapter 3/4 Female Npt to 1/2 Male Npt Brass Fitting Water Air Gas

1" X 1/2" 150 Female NPT 304 Stainless Reducing Coupling Reducer <SS11060441304

Parker Hannifin 208P-12-8 Brass Reducer Coupling 3/4" Female NPT X 1/2" Male NPT

PARKER 12 F5OLO-S SEAL-LOK-ORB, ST THREAD O-RING- FACE SEAL O-RING 6000psi QTY 1

FITOK 316 SS Hex Coupling 1/2 Female NPT, 4900 psi, SS-PCG-NS8

304 Stainless Steel Pipe Reducer Female 1-1/2 NPT to Female 1/2 NPT 150#

1/2 Npt Female Pipe Coupling Brass Fitting Air Water Oil Gas Fuel 103-D

Turned 304 Stainless Steel Pipe Reducer Female 2" NPT to Female 1/2" NPT

FITOK 316 SS Hex Reducing Coupling 3/4 x 1/2 FNPT, 4600 psi, SS-PCG-NS12-NS8

1/2 Npt Male Close Nipple Brass Pipe Fitting Air Fuel Oil Gas Water FasParts

2 Pack, Stainless Steel 316 Fitting 1/2" Inch Full Coupling Heavy Duty New

1/2" FNPT 316ss Hex Union Coupling Fitting SSP ISST8HCG

(2) 1/2" 150 lb 304 Stainless Steel Threaded Cast Half Coupling

33250-8-8 Red Brass Pipe Union Class H150# Female 1/2 NPT to Female 1/2 NPT

Stainless Steel 304 Fitting Reducing Coupling Class 150 2" X 1/2" Female NPT

Banjo Threaded Polypropylene Pipe Coupling, 1/2" NPT Female - CPLG050

1/2 FNPT 316ss Hex Coupling DK-LOK GCG-8N-S

Stainless Steel 304 Fitting Reducing Coupling Class 150 2-1/2" X 1/2" Female NPT

3/4 MNPT x 1/2 FNPT 316ss Pipe Adapter Fitting SWAGELOK-IPT CN12NM8NF10

(Lot of 2) 1/2" NPT Malleable Black Iron Pipe Female Coupling Class 150

1/2" 3000 (3M) Female (NPT) Full Coupling 316 Stainless Steel SS050421316

1/2" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler Quantity x2

UNION FITTINGS (LOT OF 4) 5404-08-08 1/2" NPT TO 1/2" NPT STEEL

5 Piece Package Swagelok Equivalent to SS-8-HRCG-2, 1/8" FNPT x 1/2" FNPT

MERIT BRASS K411-08 Pipe Coupling: 1/2", 304 Stainless FNPT Threaded, (LOT OF 4)

“20”PC AMFL ER50 3 Piece Rigid IMC Erickson Couplings 1/2" NPT X 1/2" NOS

Mueller Proline 1/2" Diameter Galvanized Union Fitting Union 300HI

(15) 1MNA3 Capitol 1/2" FPT x 1/2" FPT Forged Steel Coupling Class 3000

1/2" 3000 (3M) Threaded (NPT) Full Coupling Coupler A105 Forged Steel FS050421

MB-304 Stainless Steel Pipe Coupling 1/2" FNPT Threaded SP114 150-UN 7pk

Stainless Steel 316 Fitting Reducing Coupling Class 150 1-1/2" X 1/2" NPT

STRAIGHT BRASS REDUCER (1” NPTF x 1/2” NPTF, 1.44” OVER HEX, 1.04” LG.) X111K

Anvil 0361176803 29JE85 1 1/4 in x 1/2 Reducing Coupling 3000# Forged Steel,

Stainless Steel 316 Fitting 1/2" Inch Full Coupling Class 150 Heavy Duty

Lot of 18 1/2" Galvanized & Plain NPT Threaded Pipe Coupling

STRAIGHT BRASS FITTING (1/2” NPTF BOTH ENDS, .565” ID, .830” OD, 2.04” LG) X111T

1/8" FNPT x 1/2" FNPT 316ss Hex Reducing Coupling Swagelok SS-8-HRCG-2

STRAIGHT BRASS FITTING (1/2” NPTF MALE, 9/16" ID , .830” OD, 2.520” LG.) X111F

3/4 MNPT x 1/2 MNPT Steel Pipe Adapter Fitting Parker 3/4x1/2 FF-S

Stainless Steel 304 Fitting Reducing Coupling Class 150 1-1/2" X 1/2" Female NPT

1/2" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler

1/2" x 1/2" Fitting Pipe Size Ground Joint Union Steel Female NPT to Female NPT

Stainless Steel 304 Fitting 1/2" Inch Full Coupling Class 150 Heavy Duty