1 1/2 in End A Diameter 3/8 in End B Diameter Threaded Fittings

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Pipe & Hose Fittings

92 Results

Lot Of 36 Pieces Proline 1/2 in. Threaded Flare x 3/8 Brass Adapter Coupling
Brand New
RM 210.07
or Best Offer
RM 122.30 shipping
Lot Of 12 Pieces Proline 1/2 in. Threaded Flare x 3/8 Brass Adapter Coupling
Brand New
RM 84.03
or Best Offer
RM 100.07 shipping
DPS-8-6 Double Permanent Live Swivel Male 1/2 NPT to Male 3/8 NPT
New (Other) · Unbranded
RM 147.05
RM 80.96 shipping
Stainless Steel 304 Fitting Reducing Coupling Class 150 1/2" X 3/8"...
Brand New
RM 25.59
RM 94.15 shipping
1/2"NPT x 3/8" NPT Male to Male Hex Nipple Pipe Fitting Reducer MB-316 Stainless
New (Other) · Unbranded
RM 75.62
or Best Offer
RM 106.29 shipping
Reducer Pipe Adapter 1/2 Female Npt to 3/8 Male Npt Brass Fitting Water Air Gas
Brand New · Unbranded
RM 45.75
RM 49.07 shipping
137 watching
Reducer 1/2 Female Npt x 3/8 Npt Male Forged Street Elbow Fitting Water Oil Gas
Brand New · Unbranded
RM 57.89
RM 49.07 shipping
85 sold
FITOK Pipe Fitting Reducing Hex Nipple 1/2'' x 3/8" Male NPT 316 SS 7800 psi
Brand New
RM 54.57
RM 75.71 shipping
Female Pipe Reducer 1/2" to 3/8" Npt Adapter Coupler Brass Fitting Water Oil Gas
Brand New · Unbranded
RM 56.47
RM 49.07 shipping
1/2" X 3/8" Male NPT (XH) Concentric Swage Nipple Zinc Plated WPB SWG1050321
Brand New · Unbranded
RM 52.35
RM 75.67 shipping
1/2"x3/8" NPT Black Bushing Pack Of 25
Brand New
RM 105.03
RM 77.22 shipping
(Lot of 2) JB Smith 5404-08-06 Pipe Hex Long Nipple Male 1/2 NPT to Male 3/8 NPT
New (Other)
RM 42.01
RM 75.37 shipping
1/2 MNPT x 3/8 FNPT 316ss Reducing Bushing Hex Fitting DK-LOK GHB-8-6N-S
Brand New
RM 67.22
RM 92.81 shipping
1/2 to 3/8 Npt Female Pipe L Reducer Elbow 90 Degree Brass Fitting Water Oil Gas
Brand New · Unbranded
RM 78.94
RM 49.07 shipping
FS2501-08-06 Hydraulic Fitting 90° Elbow Male 1/2 ORFS-08 to Male 3/8" NPT
New (Other) · Unbranded
RM 44.11
RM 75.41 shipping
(2) 2605-08-06-08 Branch Tee male JIC-08 to male 3/8 NPT to male JIC-08
New (Other) · Unbranded
RM 52.52
RM 75.67 shipping
Brass Pipe Fitting 1/2 NPT Male to 3/8 NPT Female Reducer Face Bushing
Brand New
RM 20.17
RM 85.87 shipping
42 watching
FITOK 90° Street Elbow 1/2" FNPT x 3/8" MNPT 316 SS 5600 psi, SS-PSE-NS8-NS6
Brand New
RM 120.16
RM 77.64 shipping
Steel 1/2 to 3/8 Male NPT Pipe Reducer Hex Nipple Fitting Water Oil Gas Liquid
Brand New · Unbranded
RM 41.76
RM 49.07 shipping
51 sold
(Lot of 5) 5404-08-06 Pipe Nipple Male 1/2 NPT to Male 3/8 NPT
New (Other) · Unbranded
RM 63.02
RM 78.48 shipping
FITOK 316 SS Pipe Fitting Adapter 1/2'' Female NPT × 3/8'' Male NPT
Brand New
RM 64.28
RM 76.00 shipping
1/2" to 3/8" Male Npt Mpt Steel Male Elbow Reducer Fitting Fuel, Air, Oil, Gas
Brand New
RM 52.81
RM 49.07 shipping
(10 Pack) 1/2" x 3/8" NPT Reducing Coupling Galvanized Malleable Iron 150
Brand New
RM 167.84
RM 79.07 shipping
Teflon TFE Reducing Bushing 1/2" Male NPT to 3/8" Female NPT MNPT FNPT PFA redb
Brand New · Unbranded
RM 37.81
RM 80.66 shipping
SWAGE NIPPLE Concentric 1-1/2" x 3/8" Schedule 80 Thread Both End Galvanized
New (Other)
RM 168.47
or Best Offer
RM 79.07 shipping
1/2" X 3/8" 3M/6M Threaded (NPT) Hex Bushing A105 Forged Steel FS12040321
Brand New · Unbranded
RM 31.59
RM 63.10 shipping
(4) 2501-08-06-B Brass Fitting 90° Elbow Male 1/2 JIC-08 to Male 3/8 NPT
New (Other) · Unbranded
RM 63.02
RM 75.96 shipping
1/2” X 3/8” NPT Female Coupling 304 Stainless Coupler *Lot Of 10* Unused Surplus
New (Other) · Unbranded
RM 249.81
or Best Offer
RM 129.57 shipping
1/2" X 3/8" 150# Cast Threaded (NPT) Hex Bushing 304 Stainless Steel SS12040341
Brand New · Unbranded
RM 34.95
RM 75.16 shipping
6 watching
Industrial Grade 1MNG9 Reducing Coupling, 1/2" x 3/8" Threaded
New (Other)
RM 27.22
Was: RM 30.25was - RM 30.25
RM 95.71 shipping
Swagelok B-810-2-6 Brass 90° Elbow 1/2" Tube OD x 3/8" Male NPT Tube Fitting
New (Other) · Swagelok
RM 44.07
RM 267.62 shipping
Male BSPT to Pushfit Adapter ¦ 1/2" BSPT x 3/8" Pushfit ¦ DMFit AMCBT0607
Brand New
RM 50.22
RM 79.94 shipping
Steel 1/2 - 3/8 Female Npt Fpt Pipe Fitting Straight Coupling Reducer Adapter
Brand New · Unbranded
RM 40.54
RM 49.07 shipping
Only 3 left
1/2 to 3/8" Male NPT Brass Reducer Elbow Fitting, Fuel, Air, Water, FASPARTS
Brand New · Unbranded
RM 64.11
RM 49.07 shipping
97 sold
SWAGE NIPPLE Concentric 1-1/2" x 3/8" Schedule 80 Thread Both End Plated Steel
New (Other)
RM 172.80
or Best Offer
RM 79.19 shipping
SWAGE NIPPLE Concentric 1-1/2" Plain End x 3/8" NPT Schedule 160 Black Steel
New (Other)
RM 256.99
or Best Offer
RM 81.72 shipping
1-1/2" X 3/8" 3M/6M Threaded (NPT) Hex Bushing A105 Forged Steel FS12080321
Brand New · Unbranded
RM 66.21
RM 78.56 shipping
1/2" X 3/8" 150 Female NPT Bell Reducer Coupling 304 Stainless SS190403413004
Brand New · Unbranded
RM 35.75
RM 63.23 shipping
175 sold
1/2" Male JIC 37° Flare X 3/8" Male ORB Straight Adapter Stainless 6400-08-06-SS
Brand New · Unbranded
RM 75.54
RM 152.93 shipping
1-1/2" X 3/8" 150# Cast Threaded NPT Hex Bushing 304 Stainless Steel <SS12080341
Brand New · Unbranded
RM 55.71
RM 75.75 shipping
(10 Pack) 1/2" X 3/8" NPT Reducing Coupling Reducer Coupler Black Malleable Iron
Brand New
RM 209.85
RM 80.29 shipping
(10 Pack) 1-1/2" X 3/8" NPT Reducing Coupling Reducer Black Malleable Iron
Brand New
RM 293.88
RM 85.29 shipping
1/2 BSP Male x 3/8 BSP Female British Pipe Reducer Bushing Brass Adapter Oil Gas
Brand New · Unbranded
RM 31.97
RM 49.07 shipping
4 watching
(10 Pack) 1/2" X 3/8" NPT Thread Hex Bushing Reducing Reducer Malleable Iron
Brand New
RM 167.84
RM 79.07 shipping
(10 Pack) 1/2" x 3/8" NPT Female Reducing Black Malleable Iron 90 Elbow 150
Brand New
RM 251.87
RM 81.55 shipping
SWAGE NIPPLE Concentric 1/2" Bevel End x 3/8" NPT Schedule 160 Black Steel
New (Other)
RM 90.96
or Best Offer
RM 76.80 shipping
Stainless Steel 304 Fitting Reducing Coupling Class 150 1-1/2" X 3/8" Female NPT
Brand New
RM 50.00
RM 108.98 shipping
(Ships Fast) 1-1/2" x 3/8" Hex Bushing 316 Stainless Steel NPT Fitting | 304
Brand New
RM 54.41
RM 75.71 shipping
(10 Pack) 1/2" X 3/8" NPT Reducing Coupling 304 Stainless Steel 150 Pipe Fitting
Brand New
RM 209.85
RM 80.29 shipping
IMPERIAL 1/2" FNPT x 3/8" MNPT 3500 PSI Carbon Steel Reducing Adapter (-8 x -6)
Brand New
RM 31.51
RM 75.04 shipping
1/2" X 3/8" NPT Female Threaded Reducing Coupling 304 Stainless Steel 3000 3M
Brand New
RM 113.23
RM 77.47 shipping
P00053 DOT MALE ELBOW 90 - SWIVEL PRESTOMATIC DOT 3/8 X 1/4 5 Pieces
Brand New · Parker
RM 126.04
or Best Offer
RM 100.96 shipping
1/2" Female NPT to 3/8" Male JIC Flare Pipe Fitting Reducer Adapter SS304
Brand New · Unbranded
RM 54.57
RM 75.71 shipping
1-1/2" X 3/8" NPT Female Threaded Reducing Coupling 304 Stainless Steel 3000 3M
Brand New
RM 251.87
RM 81.55 shipping
FITOK 316 SS Hex Reducing Coupling 1/2'' × 3/8'' FNPT, 4900 psi, SS-PCG-NS8-NS6
Brand New
RM 73.61
RM 76.30 shipping
1/2 - 3/8 Female Npt Fpt Steel Reducer Elbow Fitting Fuel, Air, Water, Oil, Gas
Brand New · Unbranded
RM 52.68
RM 49.07 shipping
FITOK 316 SS Reducing Bushing 1/2'' MNPT x 3/8" FNPT, SS-PRB-NS8-NS6
Brand New
RM 49.70
RM 75.58 shipping
Threaded Brass Bushing 3" - 10 tpi Plumbing pipe well 1.93" ID 4" long
Pre-Owned
RM 163.39
or Best Offer
RM 78.94 shipping
Hex Bushing Stainless Steel 304 1/2" x 3/8" NPT Guardian
Brand New
RM 24.33
RM 94.11 shipping
Swagelok B-810-2-6 Brass 90° Elbow 1/2" Tube OD x 3/8" Male NPT Missing Nut
New (Other) · Swagelok
RM 41.97
RM 267.62 shipping

1 1/2 in End A Diameter 3/8 in End B Diameter Threaded Fittings

Shop by Category

92 Results

Lot Of 36 Pieces Proline 1/2 in. Threaded Flare x 3/8 Brass Adapter Coupling

Lot Of 12 Pieces Proline 1/2 in. Threaded Flare x 3/8 Brass Adapter Coupling

DPS-8-6 Double Permanent Live Swivel Male 1/2 NPT to Male 3/8 NPT

Stainless Steel 304 Fitting Reducing Coupling Class 150 1/2" X 3/8"...

1/2"NPT x 3/8" NPT Male to Male Hex Nipple Pipe Fitting Reducer MB-316 Stainless

Reducer Pipe Adapter 1/2 Female Npt to 3/8 Male Npt Brass Fitting Water Air Gas

Reducer 1/2 Female Npt x 3/8 Npt Male Forged Street Elbow Fitting Water Oil Gas

FITOK Pipe Fitting Reducing Hex Nipple 1/2'' x 3/8" Male NPT 316 SS 7800 psi

Female Pipe Reducer 1/2" to 3/8" Npt Adapter Coupler Brass Fitting Water Oil Gas

1/2" X 3/8" Male NPT (XH) Concentric Swage Nipple Zinc Plated WPB SWG1050321

1/2"x3/8" NPT Black Bushing Pack Of 25

(Lot of 2) JB Smith 5404-08-06 Pipe Hex Long Nipple Male 1/2 NPT to Male 3/8 NPT

1/2 MNPT x 3/8 FNPT 316ss Reducing Bushing Hex Fitting DK-LOK GHB-8-6N-S

1/2 to 3/8 Npt Female Pipe L Reducer Elbow 90 Degree Brass Fitting Water Oil Gas

FS2501-08-06 Hydraulic Fitting 90° Elbow Male 1/2 ORFS-08 to Male 3/8" NPT

(2) 2605-08-06-08 Branch Tee male JIC-08 to male 3/8 NPT to male JIC-08

Brass Pipe Fitting 1/2 NPT Male to 3/8 NPT Female Reducer Face Bushing

FITOK 90° Street Elbow 1/2" FNPT x 3/8" MNPT 316 SS 5600 psi, SS-PSE-NS8-NS6

Steel 1/2 to 3/8 Male NPT Pipe Reducer Hex Nipple Fitting Water Oil Gas Liquid

(Lot of 5) 5404-08-06 Pipe Nipple Male 1/2 NPT to Male 3/8 NPT

FITOK 316 SS Pipe Fitting Adapter 1/2'' Female NPT × 3/8'' Male NPT

1/2" to 3/8" Male Npt Mpt Steel Male Elbow Reducer Fitting Fuel, Air, Oil, Gas

(10 Pack) 1/2" x 3/8" NPT Reducing Coupling Galvanized Malleable Iron 150

Teflon TFE Reducing Bushing 1/2" Male NPT to 3/8" Female NPT MNPT FNPT PFA redb

SWAGE NIPPLE Concentric 1-1/2" x 3/8" Schedule 80 Thread Both End Galvanized

1/2" X 3/8" 3M/6M Threaded (NPT) Hex Bushing A105 Forged Steel FS12040321

(4) 2501-08-06-B Brass Fitting 90° Elbow Male 1/2 JIC-08 to Male 3/8 NPT

1/2” X 3/8” NPT Female Coupling 304 Stainless Coupler *Lot Of 10* Unused Surplus

1/2" X 3/8" 150# Cast Threaded (NPT) Hex Bushing 304 Stainless Steel SS12040341

Industrial Grade 1MNG9 Reducing Coupling, 1/2" x 3/8" Threaded

Swagelok B-810-2-6 Brass 90° Elbow 1/2" Tube OD x 3/8" Male NPT Tube Fitting

Male BSPT to Pushfit Adapter ¦ 1/2" BSPT x 3/8" Pushfit ¦ DMFit AMCBT0607

Steel 1/2 - 3/8 Female Npt Fpt Pipe Fitting Straight Coupling Reducer Adapter

1/2 to 3/8" Male NPT Brass Reducer Elbow Fitting, Fuel, Air, Water, FASPARTS

SWAGE NIPPLE Concentric 1-1/2" x 3/8" Schedule 80 Thread Both End Plated Steel

SWAGE NIPPLE Concentric 1-1/2" Plain End x 3/8" NPT Schedule 160 Black Steel

1-1/2" X 3/8" 3M/6M Threaded (NPT) Hex Bushing A105 Forged Steel FS12080321

1/2" X 3/8" 150 Female NPT Bell Reducer Coupling 304 Stainless SS190403413004

1/2" Male JIC 37° Flare X 3/8" Male ORB Straight Adapter Stainless 6400-08-06-SS

1-1/2" X 3/8" 150# Cast Threaded NPT Hex Bushing 304 Stainless Steel <SS12080341

(10 Pack) 1/2" X 3/8" NPT Reducing Coupling Reducer Coupler Black Malleable Iron

(10 Pack) 1-1/2" X 3/8" NPT Reducing Coupling Reducer Black Malleable Iron

1/2 BSP Male x 3/8 BSP Female British Pipe Reducer Bushing Brass Adapter Oil Gas

(10 Pack) 1/2" X 3/8" NPT Thread Hex Bushing Reducing Reducer Malleable Iron

(10 Pack) 1/2" x 3/8" NPT Female Reducing Black Malleable Iron 90 Elbow 150

SWAGE NIPPLE Concentric 1/2" Bevel End x 3/8" NPT Schedule 160 Black Steel

Stainless Steel 304 Fitting Reducing Coupling Class 150 1-1/2" X 3/8" Female NPT

(Ships Fast) 1-1/2" x 3/8" Hex Bushing 316 Stainless Steel NPT Fitting | 304

(10 Pack) 1/2" X 3/8" NPT Reducing Coupling 304 Stainless Steel 150 Pipe Fitting

IMPERIAL 1/2" FNPT x 3/8" MNPT 3500 PSI Carbon Steel Reducing Adapter (-8 x -6)

1/2" X 3/8" NPT Female Threaded Reducing Coupling 304 Stainless Steel 3000 3M

P00053 DOT MALE ELBOW 90 - SWIVEL PRESTOMATIC DOT 3/8 X 1/4 5 Pieces

1/2" Female NPT to 3/8" Male JIC Flare Pipe Fitting Reducer Adapter SS304

1-1/2" X 3/8" NPT Female Threaded Reducing Coupling 304 Stainless Steel 3000 3M

FITOK 316 SS Hex Reducing Coupling 1/2'' × 3/8'' FNPT, 4900 psi, SS-PCG-NS8-NS6

1/2 - 3/8 Female Npt Fpt Steel Reducer Elbow Fitting Fuel, Air, Water, Oil, Gas

FITOK 316 SS Reducing Bushing 1/2'' MNPT x 3/8" FNPT, SS-PRB-NS8-NS6

Threaded Brass Bushing 3" - 10 tpi Plumbing pipe well 1.93" ID 4" long

Hex Bushing Stainless Steel 304 1/2" x 3/8" NPT Guardian

Swagelok B-810-2-6 Brass 90° Elbow 1/2" Tube OD x 3/8" Male NPT Missing Nut

1/2” X 3/8” NPT Female Coupling 304 Stainless Coupler Lot Of 10 Unused Surplus