Couplings for 1/2" Shafts | McMaster-Carr

	Material Material

Stainless Steel

	Type Type


Connector	Adapter

Pipe	Reducer

Reducing Adapter	Outlet

Union	Bushing

Expansion Joint	Repair Clamp

Plug	Cap

Clamp	Nut

Flange	Tube Support

Stub End	Sleeve

O-Ring	Saddle Tap

Trap	Valve

	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

	Thread Type Thread Type

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

	Shape Shape


Straight	Tee

Hex	90° Elbow

Cap/Plug	Round

45° Elbow	Wye

Cross	Manifold

Adjustable- Angle Elbow	22 1/2° Elbow

70° Elbow	Octagon

Side-Outlet Elbow	Double Wye

11 1/4° Elbow	Square

Cap	Double 90° Elbow

270° Bend	Crossover

Cut-to-Angle Elbow	30° Elbow

180° Bend

	System of Measurement System of Measurement

	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"

	Connection Style Connection Style

Quick Disconnect

Push to Connect

O-Ring Face Seal

	Gender Gender

	For Shaft Diameter For Shaft Diameter

0.235" to 0.500"

0.235" to 0.625"

0.235" to 0.750"

0.235" to 0.875"

0.360" to 1.000"

0.360" to 1.125"

0.360" to 1.250"

0.360" to 1.375"

7/16" to 1 1/8"

7/16" to 1 3/16"

7/16" to 1 3/8"

0.485" to 1.500"

0.485" to 1.750"

0.485" to 2.000"

6.000 to 8.000mm

6.000 to 10.000mm

6.000 to 12.000mm

6.000 to 16.000mm

6.000 to 20.000mm

9.500 to 25.000mm

9.500 to 30.000mm

9.500 to 35.000mm

12.500 to 40.000mm

	For Use With For Use With

Abrasive Materials

Ammonium Hydroxide

Anhydrous Ammonia

Boron Trifluoride

Calcium Chloride

Carbon Monoxide

Carbonyl Sulfide

Chips and Shavings

Deionized Water

Dichlorotetrafluoroethane

Ethylene Glycol

Flammable Gases

Formic Acid (25%)

Hydraulic Fluid

Hydrochloric Acid

Hydrochloric Acid (30%)

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

Nitric Acid (65%)

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

Sulfuric Acid (95%)

Trifluoroethane

Tungsten Hexafluoride

	For Pipe Material For Pipe Material

Stainless
Steel

	For Pipe Schedule For Pipe Schedule


10	40

80	160

XXH

	Connection Type Connection Type

	Pipe
	Hose
	Tube
	Conduit
	Ethernet
	Press Fit
	Electrical Box
	Interlocking Bracket
	Quick- Disconnect Clamp

	Pressure Class Pressure Class

125
150
200
250
300
1000
3000
6000
Not Rated

	For Shaft Type For Shaft Type

	Round
	Keyed
	Spline
	Square
	Hex

	Thread Size Thread Size

	Maximum Pressure Maximum Pressure

120 psi @ 60° F

0.5 psi @ 72° F

15 psi @ 72° F

20 psi @ 72° F

25 psi @ 72° F

30 psi @ 72 ° F

35 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

215 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

270 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

345 psi @ 72° F

350 psi @ 72° F

360 psi @ 72° F

370 psi @ 72° F

390 psi @ 72° F

400 psi @ 72° F

410 psi @ 72° F

420 psi @ 72° F

435 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

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

725 psi @ 72° F

750 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

920 psi @ 72° F

1,000 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

1,250 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

2750 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

3,250 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

6,700 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

8,250 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

11,600 psi @ 72° F

15,000 psi @ 72° F

135 psi @ 75° F

165 psi @ 75° F

60 psi @ 100° F

3,000 psi @ 100° F

300 psi @ 150° F

500 psi @ 300 ° F

580 psi @ 300 ° F

725 psi @ 300 ° F

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

DFARS Specialty Metals
COTS-Exempt

DFARS Specialty Metals
Compliant

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant with
Exemptions

	OD OD

	Shaft Mount Type Shaft Mount Type


Clamp On	Set Screw

Spring Pin	Press Fit

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

How can we improve?

48,372 Products

Pipe, Tubing, Hose, and Fittings

testString

Metal Pipe and Pipe Fittings

Plastic Pipe and Pipe Fittings

Clamp-On Connectors

Clamp-On Connectors

Expansion Joints

Expansion Joints

Pipe Repair Clamps

Pipe Repair Clamps

Hose and Hose Fittings

Tubing and Tube Fittings

Duct Hose and Duct Hose Fittings

Power Transmission

Flexible Shaft Couplings

Rigid Shaft Couplings

U-Joints

Flexible Shafts

Shaft Adapters

Shaft Adapters

Machinable Shaft Ends

Torque-Limiting Shaft Couplings

Torque-Limiting Shaft Couplings

Rod Ends and Linkages

Rod Ends and Linkages

Acme Lead Screws and Nuts

Torque Limiters for Chain and Belt Drives

Torque Limiters for
Chain and Belt Drives

Fastening and Joining

Coupling Nuts

Thread Adapters

Thread Adapters

Spacers and Standoffs

Hanger Bolts

Hanger Bolts

Twist-to-Lock L-Handle Retractable Spring Plungers

Twist-to-Lock L-Handle
Retractable Spring Plungers

Socket Adapters and Extensions

Socket Adapters and Extensions

Material Handling

Hitches

Hydraulic Jacks

Hydraulic Jacks

Rope and Chain Connectors

Rope and Chain Connectors

Building and Machinery Hardware

Structural Framing

Structural Framing

U-Joint Covers

U-Joint Covers

Stacking Caps and Targets

default

Two-Piece Standoff
Panel-Hanging Brackets

Other Couplings

Rod Alignment Couplers

Conduit and Fittings

Conduit and Fittings

Data Adapters

Data Adapters

Duct and Fittings

Duct and Fittings

Grease Guns

On/Off Valves with Garden Hose Threads

On/Off Valves with
Garden Hose Threads

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