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

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Pipe & Hose Fittings

51 results

Smith Blair Model 411 1/2 x 4-1/2 Coupling Bolt Flexi-Coat Fusion Bonded Epoxy
Brand New
RM 83.15
or Best Offer
RM 145.17 shipping
316 Stainless Steel Pipe Union Class 150# Female 1/2" NPT
New (Other) · Unbranded
RM 41.60
RM 74.62 shipping
Stainless Steel 316 Fitting 1/2" Inch Half Coupling Class 150 Heavy Duty
Brand New
RM 22.84
RM 93.13 shipping
(2) Parker 1/2 GG-SS Stainless Pipe Coupling Female 1/2" NPT to Female 1/2" NPT
New (Other) · Parker
RM 145.58
RM 77.66 shipping
1/2" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler SS050441304
Brand New
RM 41.35
RM 62.77 shipping
80 watching
1/2 FNPT 316ss Hex Coupling DK-LOK GCG-8N-S
Brand New
RM 59.90
Was: RM 74.87was - RM 74.87
RM 82.19 shipping
1/2" NPT Threaded Full Coupling Aluminum 6061-T Schedule 40 Pipe Fitting A050441
Brand New
RM 45.67
RM 74.70 shipping
140 sold
1/2" 3000 (3M) Female (NPT) Full Coupling 304 Stainless Steel SS050421304
Brand New
RM 48.67
RM 62.97 shipping
136 sold
1/2" 150 Female NPT Coupling Black Malleable Iron Pipe Fitting MI050441BMI
Brand New · Unbranded
RM 29.53
RM 62.43 shipping
1/2” X 3/8” NPT Female Coupling 304 Stainless Coupler *Lot Of 10* Unused Surplus
New (Other) · Unbranded
RM 247.32
or Best Offer
RM 136.60 shipping
33300-08-04 Brass Reducer Coupling Female 1/2 NPT to Female 1/4 NPT
New (Other) · Unbranded
RM 33.28
RM 74.37 shipping
FITOK 316 SS Hex Coupling 1/2 Female NPT, 4900 psi, SS-PCG-NS8
Brand New
RM 72.67
RM 75.54 shipping
10 - Swagelok Stainless Steel Union Fitting, 1/2" OD Tube / SS-810-6
New (Other) · Swagelok
RM 593.29
RM 463.36 shipping
IMPERIAL 1/2" TUBE UNIONS (LOT OF 6) 1/2" COMPRESSION BRASS
Pre-Owned
RM 124.79
or Best Offer
RM 168.25 shipping
Stainless Steel 304 Fitting Reducing Coupling Class 150 1/2" X 3/8"...
Brand New
RM 25.33
RM 93.21 shipping
Stainless Steel 304 Fitting Reducing Coupling Class 150 1/2" X 1/4"...
Brand New
RM 25.33
RM 93.21 shipping
33250-8-8 Red Brass Pipe Union Class H150# Female 1/2 NPT to Female 1/2 NPT
New (Other) · Unbranded
RM 51.99
RM 74.91 shipping
2PCS, 1/2" Female JIC Swivel Nut Union Stainless Steel 304
Brand New · Unbranded
RM 166.34
RM 78.28 shipping
(Lot of 2) 1/2" NPT Malleable Black Iron Pipe Female Coupling Class 150
New (Other) · Unbranded
RM 35.36
RM 74.41 shipping
Parker FSC-8-P FSC-8 Parflare Straight F-F 1/2" NPT, PFA , New Factory Sealed,
Brand New · Parker
RM 103.99
Free international shipping
“20”PC AMFL ER50 3 Piece Rigid IMC Erickson Couplings 1/2" NPT X 1/2" NOS
New (Other)
RM 415.95
RM 186.80 shipping
2 Pack, Stainless Steel 316 Fitting 1/2" Inch Full Coupling Heavy Duty New
Brand New · Unbranded
RM 49.87
RM 77.33 shipping
1/2" 3000 (3M) Female (NPT) Full Coupling 316 Stainless Steel SS050421316
Brand New
RM 49.91
RM 63.02 shipping
77 sold
MB-304 Stainless Steel Pipe Coupling 1/2" FNPT Threaded SP114 150-UN 7pk
New (Other) · Unbranded
RM 108.11
or Best Offer
RM 133.31 shipping
(15) 1MNA3 Capitol 1/2" FPT x 1/2" FPT Forged Steel Coupling Class 3000
New (Other)
RM 103.95
RM 146.79 shipping
Only 1 left!
1/2 FPT x 3/8 FPT, Heavy Duty Brass Reducing Coupling - New
Brand New · Swagelok
RM 20.80
or Best Offer
RM 96.92 shipping
50 NEW NIBCO 9024650 Copper Fitting 603 1/2 CxF Adapter WROT Solder to NPT (B2)
Brand New
RM 374.31
or Best Offer
RM 255.39 shipping
FITOK 316 SS Hex Reducing Coupling 1/2 × 3/8 FNPT, 4900 psi, SS-PCG-NS8-NS6
Brand New
RM 72.87
RM 75.54 shipping
1/2" 3000 (3M) Socket-Weld (SW) Full Coupling A105 Forged Steel <FS050422
Brand New · Unbranded
RM 30.11
RM 62.43 shipping
49 sold
(2) 1/2" 150 lb 304 Stainless Steel Threaded Cast Half Coupling
Brand New
RM 41.60
or Best Offer
RM 74.62 shipping
1/2" FNPT 316ss Hex Union Coupling Fitting SSP ISST8HCG
Brand New
RM 59.90
Was: RM 74.87was - RM 74.87
RM 94.05 shipping
Stainless Steel 304 Fitting 1/2" Inch Half Coupling Class 150 Heavy Duty
Brand New
RM 22.42
RM 93.13 shipping
MERIT BRASS K411-08 Pipe Coupling: 1/2", 304 Stainless FNPT Threaded, (LOT OF 4)
Brand New
RM 149.74
Was: RM 166.38was - RM 166.38
or Best Offer
RM 180.61 shipping
Mueller Proline 1/2" Diameter Galvanized Union Fitting Union 300HI
Pre-Owned
RM 40.35
Was: RM 50.45was - RM 50.45
RM 115.13 shipping
Banjo Threaded Polypropylene Pipe Coupling, 1/2" NPT Female - CPLG050
Brand New
RM 37.39
RM 62.64 shipping
Lot Of 3 Stainless Steel TC-304 Fitting Reducing Couplings 1/2" X 1/4"
Brand New
RM 124.79
or Best Offer
RM 100.70 shipping
1/2" 3000 (3M) Threaded (NPT) Full Coupling Coupler A105 Forged Steel FS050421
Brand New · Unbranded
RM 33.44
RM 62.56 shipping
148 sold
Lot of 18 1/2" Galvanized & Plain NPT Threaded Pipe Coupling
Brand New · Unbranded
RM 116.47
RM 387.96 shipping
Stainless Steel 304 Fitting 1/2" Inch Full Coupling Class 150 Heavy Duty
Brand New
RM 24.92
RM 98.66 shipping
1/2" x 1/2" Fitting Pipe Size Ground Joint Union Steel Female NPT to Female NPT
Brand New
RM 19.92
Was: RM 24.92was - RM 24.92
RM 96.87 shipping
1/2" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler Quantity x2
Brand New
RM 66.51
RM 99.00 shipping
Stainless Steel 316 Fitting 1/2" Inch Full Coupling Class 150 Heavy Duty
Brand New
RM 28.24
RM 94.96 shipping
1/2" 150 Female (NPT) Full Coupling 304 Stainless Steel Coupler
New (Other) · Unbranded
RM 424.27
RM 256.89 shipping
1/2" (3M) Female (NPT) Full Coupling 316 Stainless Steel
New (Other) · Unbranded
RM 41.55
or Best Offer
RM 83.94 shipping
Swagelok B-810-6 1/2" Male SAE Brass Conduit Pipe Fitting No Nuts
New (Other) · Swagelok
RM 37.02
Was: RM 46.30was - RM 46.30
RM 97.37 shipping
Stainless Steel 316 Fitting Reducing Coupling Class 150 1/2" X 1/8" NPT
Brand New
RM 25.33
RM 93.21 shipping
SCI 1/2" Stainless Steel 304 Full Coupling Threaded Female Pipe Fitting LF
Brand New · Smith-Cooper International
RM 15.18
or Best Offer
RM 97.12 shipping
Ace 1/2" x 1/8" Brass REDUCING COUPLING Adapter Connector Female Threaded FPT
Brand New
RM 13.52
or Best Offer
RM 76.41 shipping
Stainless Steel 304 Fitting Reducing Coupling Class 150 1/2" X 1/8"...
Brand New
RM 25.33
RM 93.21 shipping
304 STAINLESS STEEL COUPLING, 1/2" FEMALE NPT, schedule 150
Brand New · Unbranded
RM 16.64
or Best Offer
RM 82.32 shipping
1/2" B16 3000#(3M)Female (NPT) Full Threaded Coupling A/SA F182 304/L Stainless
New (Other)
RM 24.92
or Best Offer
RM 118.42 shipping

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

Shop by category

51 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

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

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

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

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

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

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

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

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

33300-08-04 Brass Reducer Coupling Female 1/2 NPT to Female 1/4 NPT

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

10 - Swagelok Stainless Steel Union Fitting, 1/2" OD Tube / SS-810-6

IMPERIAL 1/2" TUBE UNIONS (LOT OF 6) 1/2" COMPRESSION BRASS

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

Stainless Steel 304 Fitting Reducing Coupling Class 150 1/2" X 1/4"...

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

2PCS, 1/2" Female JIC Swivel Nut Union Stainless Steel 304

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

Parker FSC-8-P FSC-8 Parflare Straight F-F 1/2" NPT, PFA , New Factory Sealed,

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

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

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

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

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

1/2 FPT x 3/8 FPT, Heavy Duty Brass Reducing Coupling - New

50 NEW NIBCO 9024650 Copper Fitting 603 1/2 CxF Adapter WROT Solder to NPT (B2)

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

1/2" 3000 (3M) Socket-Weld (SW) Full Coupling A105 Forged Steel <FS050422

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

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

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

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

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

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

Lot Of 3 Stainless Steel TC-304 Fitting Reducing Couplings 1/2" X 1/4"

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

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

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

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

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

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

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

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

Swagelok B-810-6 1/2" Male SAE Brass Conduit Pipe Fitting No Nuts

Stainless Steel 316 Fitting Reducing Coupling Class 150 1/2" X 1/8" NPT

SCI 1/2" Stainless Steel 304 Full Coupling Threaded Female Pipe Fitting LF

Ace 1/2" x 1/8" Brass REDUCING COUPLING Adapter Connector Female Threaded FPT

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

304 STAINLESS STEEL COUPLING, 1/2" FEMALE NPT, schedule 150

1/2" B16 3000#(3M)Female (NPT) Full Threaded Coupling A/SA F182 304/L Stainless

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