Straight Coupling 3/8 in End A Diameter Threaded Fittings for sale

(5pk) Swagelok Brass Connector Fitting 3/8" OD Tube x 1/8" Female NPT B-600-7-2
New (Other) · Swagelok
C $40.90
Was: C $48.12was - C $48.12
or Best Offer
C $21.06 shipping
Reducer 3/8 Female Npt to 1/4 Male Npt Pipe Adapter Brass Reducer Fitting 25pcs
Brand New · Unbranded
C $54.83
or Best Offer
C $28.28 shipping
BAG OF 4 NEW PARKER 6 F50X-S TRIPLELOK-S ST THD STRAIGHT THREAD CONNECTOR
New (Other) · Parker
C $27.50
or Best Offer
3/8" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler SS050341304
Brand New
C $12.31
C $15.14 shipping
589 sold
Reducer 3/8 Female Npt to 1/4 Male Npt Pipe Adapter Brass 28193L WAG 120REC
Brand New
C $3.78
or Best Offer
C $21.06 shipping
1,371 sold
(Lot of 5) Parker 6-8 FTX-S Hydraulic Fitting Male JIC-06 to Male 1/2 NPT
New (Other) · Parker
C $27.50
C $21.13 shipping
Only 1 left!
3/8" 3000# NPT Half Coupling 304 Stainless Pipe Fitting Weld Bung SS090321304
Brand New
C $14.33
C $15.19 shipping
88 sold
Parker 3/8X3/8FHG4S Stainless Adapter Fitting Male 3/8" NPT to Female 3/8" BSPP
New (Other) · Parker
C $27.50
C $20.66 shipping
3/8" 150# NPT Half Coupling 304 Stainless Pipe Fitting Weld Bung SS090341304
Brand New
C $9.93
C $15.07 shipping
767 sold
(2) 33300-06-02 Brass Reducer Coupling Female 3/8 NPT to Female 1/8 NPT
New (Other) · Unbranded
C $11.00
C $15.10 shipping
Qty (10) Parker 222P-6-4 Brass Reducing Adapter 3/8” FNPT To 1/4” MNPT, USA
New (Other) · Parker
C $41.18
FITOK 316 SS Hex Reducing Coupling 3/8 × 1/4 FNPT, 5300 psi, SS-PCG-NS6-NS4
Brand New
C $19.63
C $15.34 shipping
HYDRAULIC PIPE FITTING REDUCER 3/8" MALE to 1/4" FEMALE--QUANTITY FOUR--NEW
Brand New · Unbranded
C $20.49
C $22.11 shipping
17 sold
3/8" 3000 (3M) Female (NPT) Full Coupling 304 Stainless Steel SS050321304
Brand New
C $14.49
C $15.19 shipping
50 sold
3/8" 3000 (3M) Threaded (NPT) Full Coupling A105 Forged Steel FS050321
Brand New · Unbranded
C $12.90
C $15.15 shipping
ASP 304 Stainless Steel Pipe Union Class 1M Female 3/8" NPT to Female 3/8" NPT
New (Other)
C $20.62
C $20.46 shipping
Banjo Threaded Polypropylene Pipe Coupling, 3/8" NPT Female - CPLG038
Brand New
C $12.36
33250-06-06 3/8" Brass Female Pipe Union NPT
New (Other) · Unbranded
C $18.56
C $20.40 shipping
Only 1 left!
2-Pk Brass Fitting 3/8 Flare Male x 3/8 Flare FIP Thread Tube Adapter
New (Other) · Unbranded
C $20.55
or Best Offer
C $15.37 shipping
FITOK 37° Flared Fitting 3/8 in Male JIC × 1/4 Female NPT 316 Stainless Steel
Brand New
C $20.91
C $15.39 shipping
Stainless Steel 304 Fitting Reducing Coupling Class 150 3/8" X 1/4" Female NPT
Brand New
C $7.82
C $21.31 shipping
Qty(20) Plumbing coupling fitting 1/8"NPT Female x 1/8"NPT Female. NPT-t-NPT
Brand New
C $60.61
Was: C $67.34was - C $67.34
1" x 3/8" Poly coupler (1" x swing)(1" x funny) Barbed insert connector Lot 12
New (Other)
C $31.61
or Best Offer
Pipe Adapter 3/8 Female to 1/4 Male NPT Brass Fitting- Water Air Gas - 10 pack
Brand New · Unbranded
C $89.37
or Best Offer
C $17.41 shipping
Lot of 6 - 3/8" 316 Stainless Steel Pipe Half Coupling Class 150 Heavy Duty
New (Other)
C $34.36
or Best Offer
3/8 Male ISO/BSP X 3/8 FNPT Steel Adapter Fitting Cajon Swaglok S-6-A-6RP
Brand New
C $15.40
Was: C $19.25was - C $19.25
Parker 6-6 FTX-B Brass Fitting Adapter 3/8" Tube x 3/8" NPT LOT OF 2
Pre-Owned · Parker
C $12.36
Was: C $13.74was - C $13.74
2 watching
THREADED STEEL CLOSE NIPPLE 3/8" NPT 1" LONG LOT OF 3 NNB
New (Other) · Unbranded
C $16.46
or Best Offer
1/8" 3000# Threaded NPT Half Coupling Coupler A105 Forged Steel Bung FS090121
Brand New · Unbranded
C $9.39
C $15.04 shipping
149 sold
Stainless Steel 304 Fitting Reducing Coupling Class 150 3/8" X 1/8" Female NPT
Brand New
C $7.82
C $21.31 shipping
Swagelok SS-6-TA-1-6, 3/8" Tube adapter x 3/8" NPT stainless tube fitting
New (Other) · Swagelok
(1)
C $17.86
or Best Offer
C $15.30 shipping
Stainless Steel 316 Fitting Reducing Coupling Class 150 3/8" X 1/8" NPT
Brand New
C $7.69
C $21.31 shipping
3/8" BRASS POLY-UNIONS (LOT OF 5) 3/8" COMPRESSION TO 3/8" COMPRESSION
Pre-Owned
C $20.62
or Best Offer
C $223.09 shipping
PARKER 3BTX-SS 3/8" THREAD, TRIPLE-LOK NUT 37 DEG FLARE, 316 SS (2PK)
Brand New · Parker
C $13.68
LOT OF 4 Full Coupling 3/8"NPT female 304 Stainless Steel Coupler 3/8 in. FNPT
Brand New
C $16.50
1" x 3/8" Poly coupler (1" x swing)(1" x funny) Barbed insert connector Lot 6
New (Other)
C $17.86
or Best Offer
LETLOK, 739LF-3/8X3/8 Tube adapter FNPT SWAGELOK REF SS-6-TA-7-6
New (Other)
C $6.87
Only 1 left!
3/8" Threaded Union 304 Stainless Steel
Brand New · Unbranded
C $8.73
Stainless Steel Grease Fitting 1/8" Male NPT Straight 3/4" Length Ball Valve
New (Other)
C $10.68
Was: C $13.35was - C $13.35
5-FLAIR IT SWIVEL COUPLINGS 3/8" Pipe X 3/4” FPT Polybutylene New Old Stock 2849
New (Other)
C $13.68
Stainless Steel 316 Fitting 3/8" Inch Half Coupling Class 150 Heavy Duty
Brand New
C $7.00
C $21.28 shipping
Lot of 13, 3/8" NPT, Female 3-Piece Brass Pipe Union Couplings
New (Other)
C $82.43
C $67.95 shipping
Lot of 25 Stainless Steel Inline Coupler Threaded Fittings 3/8" x 1/4"
New (Other) · Unbranded
C $32.98
C $31.82 shipping
3/8" Galvanized Coupler NPT
Brand New
C $4.45
(Ships Fast) 3/8" NPT Female Full Coupling | 3000 (3M) 304 Stainless Steel
Brand New
C $17.80
C $15.30 shipping
Stainless Steel 316 Fitting 3/8" Inch Full Coupling Class 150 Heavy Duty
Brand New
C $8.10
C $21.46 shipping
Stainless Steel 304 Fitting 3/8" Inch Full Coupling Class 150 Heavy Duty
Brand New
C $7.41
C $21.30 shipping
3/8" Male SAE Straight Brass Pipe Hydraulic Hose Adapter Nipple Fitting
New (Other)
C $4.03
Was: C $5.03was - C $5.03
Stainless Steel 304 Fitting 3/8" Inch Half Coupling Class 150 Heavy Duty
Brand New
C $6.72
C $21.28 shipping
3/8" FNPT TO 5/8" NPT ORB STRAIGHT REDUCING COUPLERS (LOT OF 12) 6410-06-10
Pre-Owned · Unbranded
C $82.49
or Best Offer
C $36.04 shipping
3/8" Male Flare X 3/8" Male Flare Straight Brass Union Pipe Fitting Adapter
Brand New
C $4.12
C $23.07 shipping
3/8" FPT x 1/4" MPT Reducing Adapter, Parker 222P-6-4 - Lot of 5, New
Brand New · Parker
C $16.50
or Best Offer
15 New Parker 6-4 FHC-B Female Hex Couplers / 3/8" x 1/4" FNPT Pipe Fittings
Brand New · Parker
C $57.23
or Best Offer
C $65.90 shipping
STRAIGHT BRASS FITTING (3/8” NPTF, .455" ID, .670” DIA., 1.04” LG.) X111H
New (Other) · Unbranded
C $12.36
or Best Offer
C $22.01 shipping
New Swagelok SS-8-TA-7-6 , Tube Adapter, 1/2" x 3/8" female NPT
Brand New · Swagelok
C $27.50
or Best Offer
3/8" Male Flare X 3/8" Male NPT Straight Brass Elbow Pipe Fitting Adapter
Brand New
C $4.12
C $23.07 shipping
Stainless Steel High Pressure Swivel Fitting Adaptor Water Wash 280 Bar 3/8" BSP
Brand New
C $61.96
C $203.19 shipping
1/4 FNPT x 3/8 FNPT 316ss Hex Reducing Coupling Cajon Swagelok SS-6-HRCG-4
Brand New · Swagelok
C $24.20
Was: C $30.25was - C $30.25
BRASS COMPRESSION ADAPTERS (LOT OF 5) 3/8" FERRULE TO 3/8" POLY
Pre-Owned
C $34.37
or Best Offer
C $223.09 shipping
STEEL TUBE ADAPTERS (LOT OF 12) 3/8" COMPRESSION TO 1/4" NPT
Pre-Owned · Unbranded
C $109.99
or Best Offer
C $46.18 shipping

Straight Coupling 3/8 in End A Diameter Threaded Fittings

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62 results

(5pk) Swagelok Brass Connector Fitting 3/8" OD Tube x 1/8" Female NPT B-600-7-2

Reducer 3/8 Female Npt to 1/4 Male Npt Pipe Adapter Brass Reducer Fitting 25pcs

BAG OF 4 NEW PARKER 6 F50X-S TRIPLELOK-S ST THD STRAIGHT THREAD CONNECTOR

3/8" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler SS050341304

Reducer 3/8 Female Npt to 1/4 Male Npt Pipe Adapter Brass 28193L WAG 120REC

(Lot of 5) Parker 6-8 FTX-S Hydraulic Fitting Male JIC-06 to Male 1/2 NPT

3/8" 3000# NPT Half Coupling 304 Stainless Pipe Fitting Weld Bung SS090321304

Parker 3/8X3/8FHG4S Stainless Adapter Fitting Male 3/8" NPT to Female 3/8" BSPP

3/8" 150# NPT Half Coupling 304 Stainless Pipe Fitting Weld Bung SS090341304

(2) 33300-06-02 Brass Reducer Coupling Female 3/8 NPT to Female 1/8 NPT

Qty (10) Parker 222P-6-4 Brass Reducing Adapter 3/8” FNPT To 1/4” MNPT, USA

FITOK 316 SS Hex Reducing Coupling 3/8 × 1/4 FNPT, 5300 psi, SS-PCG-NS6-NS4

HYDRAULIC PIPE FITTING REDUCER 3/8" MALE to 1/4" FEMALE--QUANTITY FOUR--NEW

3/8" 3000 (3M) Female (NPT) Full Coupling 304 Stainless Steel SS050321304

3/8" 3000 (3M) Threaded (NPT) Full Coupling A105 Forged Steel FS050321

ASP 304 Stainless Steel Pipe Union Class 1M Female 3/8" NPT to Female 3/8" NPT

Banjo Threaded Polypropylene Pipe Coupling, 3/8" NPT Female - CPLG038

33250-06-06 3/8" Brass Female Pipe Union NPT

2-Pk Brass Fitting 3/8 Flare Male x 3/8 Flare FIP Thread Tube Adapter

FITOK 37° Flared Fitting 3/8 in Male JIC × 1/4 Female NPT 316 Stainless Steel

Stainless Steel 304 Fitting Reducing Coupling Class 150 3/8" X 1/4" Female NPT

Qty(20) Plumbing coupling fitting 1/8"NPT Female x 1/8"NPT Female. NPT-t-NPT

1" x 3/8" Poly coupler (1" x swing)(1" x funny) Barbed insert connector Lot 12

Pipe Adapter 3/8 Female to 1/4 Male NPT Brass Fitting- Water Air Gas - 10 pack

Lot of 6 - 3/8" 316 Stainless Steel Pipe Half Coupling Class 150 Heavy Duty

3/8 Male ISO/BSP X 3/8 FNPT Steel Adapter Fitting Cajon Swaglok S-6-A-6RP

Parker 6-6 FTX-B Brass Fitting Adapter 3/8" Tube x 3/8" NPT LOT OF 2

THREADED STEEL CLOSE NIPPLE 3/8" NPT 1" LONG LOT OF 3 NNB

1/8" 3000# Threaded NPT Half Coupling Coupler A105 Forged Steel Bung FS090121

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

Swagelok SS-6-TA-1-6, 3/8" Tube adapter x 3/8" NPT stainless tube fitting

Stainless Steel 316 Fitting Reducing Coupling Class 150 3/8" X 1/8" NPT

3/8" BRASS POLY-UNIONS (LOT OF 5) 3/8" COMPRESSION TO 3/8" COMPRESSION

PARKER 3BTX-SS 3/8" THREAD, TRIPLE-LOK NUT 37 DEG FLARE, 316 SS (2PK)

LOT OF 4 Full Coupling 3/8"NPT female 304 Stainless Steel Coupler 3/8 in. FNPT

1" x 3/8" Poly coupler (1" x swing)(1" x funny) Barbed insert connector Lot 6

LETLOK, 739LF-3/8X3/8 Tube adapter FNPT SWAGELOK REF SS-6-TA-7-6

3/8" Threaded Union 304 Stainless Steel

Stainless Steel Grease Fitting 1/8" Male NPT Straight 3/4" Length Ball Valve

5-FLAIR IT SWIVEL COUPLINGS 3/8" Pipe X 3/4” FPT Polybutylene New Old Stock 2849

Stainless Steel 316 Fitting 3/8" Inch Half Coupling Class 150 Heavy Duty

Lot of 13, 3/8" NPT, Female 3-Piece Brass Pipe Union Couplings

Lot of 25 Stainless Steel Inline Coupler Threaded Fittings 3/8" x 1/4"

3/8" Galvanized Coupler NPT

(Ships Fast) 3/8" NPT Female Full Coupling | 3000 (3M) 304 Stainless Steel

Stainless Steel 316 Fitting 3/8" Inch Full Coupling Class 150 Heavy Duty

Stainless Steel 304 Fitting 3/8" Inch Full Coupling Class 150 Heavy Duty

3/8" Male SAE Straight Brass Pipe Hydraulic Hose Adapter Nipple Fitting

Stainless Steel 304 Fitting 3/8" Inch Half Coupling Class 150 Heavy Duty

3/8" FNPT TO 5/8" NPT ORB STRAIGHT REDUCING COUPLERS (LOT OF 12) 6410-06-10

3/8" Male Flare X 3/8" Male Flare Straight Brass Union Pipe Fitting Adapter

3/8" FPT x 1/4" MPT Reducing Adapter, Parker 222P-6-4 - Lot of 5, New

15 New Parker 6-4 FHC-B Female Hex Couplers / 3/8" x 1/4" FNPT Pipe Fittings

STRAIGHT BRASS FITTING (3/8” NPTF, .455" ID, .670” DIA., 1.04” LG.) X111H

New Swagelok SS-8-TA-7-6 , Tube Adapter, 1/2" x 3/8" female NPT

3/8" Male Flare X 3/8" Male NPT Straight Brass Elbow Pipe Fitting Adapter

Stainless Steel High Pressure Swivel Fitting Adaptor Water Wash 280 Bar 3/8" BSP

1/4 FNPT x 3/8 FNPT 316ss Hex Reducing Coupling Cajon Swagelok SS-6-HRCG-4

BRASS COMPRESSION ADAPTERS (LOT OF 5) 3/8" FERRULE TO 3/8" POLY

STEEL TUBE ADAPTERS (LOT OF 12) 3/8" COMPRESSION TO 1/4" NPT