Couplings for Water | McMaster-Carr

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	Material Material

Stainless
Steel

	Type Type


Connector	Adapter

Reducer	Pipe

Reducing Adapter	Bushing

Outlet	Union

Repair Clamp	Expansion Joint

Clamp	Plug

Cap	Flange

Stub End	Nut

Sleeve	Tube Support

O-Ring	Valve

Saddle Tap	Trap

	System of Measurement System of Measurement

	Pipe Size Pipe Size

1/16
1/8
1/4
3/8
1/2
5/8
3/4
1
1 1/4
1 1/2
2
2 1/2
3
3 1/2
4
5
6
8
10
12
M5

	Thread Type Thread Type

UNJ/UNJF (Tube End)

	Shape Shape


Straight	Tee

90° Elbow	Cap/Plug

45° Elbow	Wye

Cross	Side-Outlet Elbow

22 1/2° Elbow	11 1/4° Elbow

Cut-to-Angle Elbow	270° Bend

Double Wye	180° Bend

	Connection Style Connection Style

Quick Disconnect

Push to Connect

O-Ring Face Seal

	Gender Gender

	Length Length

4 59/64" to 6 7/8"

5 3/8" to 7 41/64"

5 5/8" to 7 11/16"

6 37/64" to 12 1/32"

6 47/64" to 9 33/64"

8 19/64" to 12 1/32"

	For Use With For Use With	Show

	For Use With For Use With	Hide

Warning: Products have one, but not necessarily all, of the selected characteristics.

Abrasive Materials

Ammonium Hydroxide

Anhydrous Ammonia

Boron Trifluoride

Calcium Chloride

Carbon Monoxide

Carbonyl Sulfide

Chips and Shavings

Deionized Water

Dichlorotetrafluoroethane

Ethylene Glycol

Flammable Gases

Hydraulic Fluid

Hydrochloric Acid

Hydrofluoric Acid

Hydrogen Bromide

Hydrogen Chloride

Hydrogen Fluoride

Hydrogen Iodide

Hydrogen Sulfide

Isopropyl Alcohol

Liquid Nitrogen

Magnesium Chloride

Medical Gas Mixtures

Methyl Chloride

Methyl Fluoride

Mineral Spirits

Nitrogen Trifluoride

Nonabrasive Slurry

Organic Solvents

Oxygen Mixtures

Perfluoropropane

Pharmaceuticals

Phosphoric Acid

Plastic Pellets

Propylene Glycol

Refrigerant Gases

Refrigerant R-12

Refrigerant R-22

Refrigerant R-134a

Refrigerant R-404A

Refrigerant R-407C

Refrigerant R-502

Silicon Tetrafluoride

Sodium Carbonate

Sodium Carbonate
(20% in Water)

Sodium Chloride

Sodium Hydroxide

Sulfur Hexafluoride

Sulfur Tetrafluoride

Trifluoroethane

Tungsten Hexafluoride

	For Pipe Material For Pipe Material

Stainless
Steel

	Class Class

	For Pipe Schedule For Pipe Schedule


10	40

80	160

XXH

	Maximum Pressure Maximum Pressure

15 psi @ 72° F

20 psi @ 72° F

25 psi @ 72° F

40 psi @ 72° F

45 psi @ 72° F

50 psi @ 72° F

55 psi @ 72° F

60 psi @ 72° F

65 psi @ 72° F

70 psi @ 72° F

75 psi @ 72° F

80 psi @ 72° F

90 psi @ 72° F

95 psi @ 72° F

100 psi @ 72° F

110 psi @ 72° F

120 psi @ 72° F

125 psi @ 72° F

130 psi @ 72° F

140 psi @ 72° F

145 psi @ 72° F

150 psi @ 72° F

160 psi @ 72° F

165 psi @ 72° F

170 psi @ 72° F

175 psi @ 72° F

180 psi @ 72° F

185 psi @ 72° F

190 psi @ 72° F

200 psi @ 72° F

210 psi @ 72° F

220 psi @ 72° F

225 psi @ 72° F

230 psi @ 72° F

235 psi @ 72° F

240 psi @ 72° F

250 psi @ 72° F

260 psi @ 72° F

280 psi @ 72° F

285 psi @ 72° F

290 psi @ 72° F

300 psi @ 72° F

310 psi @ 72° F

315 psi @ 72° F

320 psi @ 72° F

330 psi @ 72° F

340 psi @ 72° F

350 psi @ 72° F

360 psi @ 72° F

370 psi @ 72° F

390 psi @ 72° F

400 psi @ 72° F

420 psi @ 72° F

430 psi @ 72° F

435 psi @ 72° F

440 psi @ 72° F

450 psi @ 72° F

460 psi @ 72° F

470 psi @ 72° F

480 psi @ 72° F

500 psi @ 72° F

507 psi @ 72° F

520 psi @ 72° F

530 psi @ 72° F

540 psi @ 72° F

550 psi @ 72° F

565 psi @ 72° F

570 psi @ 72° F

580 psi @ 72° F

600 psi @ 72° F

610 psi @ 72° F

620 psi @ 72° F

630 psi @ 72° F

650 psi @ 72° F

690 psi @ 72° F

700 psi @ 72° F

720 psi @ 72° F

725 psi @ 72° F

750 psi @ 72° F

770 psi @ 72° F

780 psi @ 72° F

790 psi @ 72° F

800 psi @ 72° F

810 psi @ 72° F

850 psi @ 72° F

870 psi @ 72° F

900 psi @ 72° F

910 psi @ 72° F

920 psi @ 72° F

970 psi @ 72° F

1,000 psi @ 72° F

1,010 psi @ 72° F

1,080 psi @ 72° F

1,090 psi @ 72° F

1,100 psi @ 72° F

1,130 psi @ 72° F

1,160 psi @ 72° F

1,200 psi @ 72° F

1,230 psi @ 72° F

1,300 psi @ 72° F

1,340 psi @ 72° F

1,400 psi @ 72° F

1,450 psi @ 72° F

1,500 psi @ 72° F

1,510 psi @ 72° F

1,600 psi @ 72° F

1,700 psi @ 72° F

1,760 psi @ 72° F

1,800 psi @ 72° F

1,840 psi @ 72° F

1900 psi @ 72° F

1,960 psi @ 72° F

2,000 psi @ 72° F

2,030 psi @ 72° F

2,100 psi @ 72° F

2,170 psi @ 72° F

2,200 psi @ 72° F

2,210 psi @ 72° F

2,300 psi @ 72° F

2,400 psi @ 72° F

2,500 psi @ 72° F

2,600 psi @ 72° F

2,700 psi @ 72° F

2,800 psi @ 72° F

2,900 psi @ 72° F

3,000 psi @ 72° F

3,100 psi @ 72° F

3,200 psi @ 72° F

3,300 psi @ 72° F

3,400 psi @ 72° F

3,500 psi @ 72° F

3,600 psi @ 72° F

3,700 psi @ 72° F

3,750 psi @ 72° F

3,800 psi @ 72° F

3,900 psi @ 72° F

4,000 psi @ 72° F

4,100 psi @ 72° F

4,200 psi @ 72° F

4,250 psi @ 72° F

4,300 psi @ 72° F

4,350 psi @ 72° F

4,400 psi @ 72° F

4,500 psi @ 72° F

4,600 psi @ 72° F

4,650 psi @ 72° F

4,700 psi @ 72° F

4,800 psi @ 72° F

4,900 psi @ 72° F

5,000 psi @ 72° F

5,100 psi @ 72° F

5,200 psi @ 72° F

5,250 psi @ 72° F

5,300 psi @ 72° F

5,400 psi @ 72° F

5,450 psi @ 72° F

5,500 psi @ 72° F

5,600 psi @ 72° F

5,800 psi @ 72° F

6,000 psi @ 72° F

6,100 psi @ 72° F

6,150 psi @ 72° F

6,200 psi @ 72° F

6,300 psi @ 72° F

6,400 psi @ 72° F

6,500 psi @ 72° F

6,600 psi @ 72° F

6,800 psi @ 72° F

7,000 psi @ 72° F

7,100 psi @ 72° F

7,200 psi @ 72° F

7,300 psi @ 72° F

7,500 psi @ 72° F

7,700 psi @ 72° F

7,800 psi @ 72° F

8,000 psi @ 72° F

8,500 psi @ 72° F

9,000 psi @ 72° F

9,100 psi @ 72° F

9,500 psi @ 72° F

9,700 psi @ 72° F

10,000 psi @ 72° F

11,000 psi @ 72° F

15,000 psi @ 72° F

3,000 psi @ 100° F

300 psi @ 150° F

150 psi @ 300° F

	Connection Type Connection Type


Pipe	Hose

Tube

	Schedule Schedule


10	40

80	120

160	XXH

	Specifications Met Specifications Met

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

DFARS Specialty Metals
Compliant

	Threading Threading

Threaded on Both Ends

Threaded on One End

	Finish Finish

Black Zinc Plated

Corrosion-Resistant Coating

	Color Color

	White		Dark Gray
	Black		Light Gray
	Gray		Clear
	Blue		Beige
	Red		Yellow
	Orange		Green

	For Tube OD For Tube OD

	Fabrication Fabrication

How can we improve?

27,003 Products

Metal Pipe and Pipe Fittings

Other Pipe, Tubing, Hose, and Fittings

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)