Black Iron Pipe Reducing Couplings | McMaster-Carr

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Fitting Material

Finish

Black Zinc Plated

Phosphate Coated

System of Measurement

Pipe Size

Material

Stainless Steel

Shaft Diameter

Length

Shaft Type

Round with Support Rail

Threading

Threaded on Both Ends

Threaded on One End

Fitting Type

Expansion Joint

Reducing Adapter

Construction

Pipe Schedule

OD

Thread Type

Thread Size

Shaft Mount Type

Fitting Connection

Spec Image

Grooved-End Clamp On

Spec Image

ID

Shape

For Use With

Acetic Acid (White Vinegar) (10% Concentration)

Calcium Chloride

Deionized Water

Hydraulic Fluid

Hydrochloric Acid

Phosphoric Acid

Sodium Hydroxide (Caustic Soda)

Overall Length

Keyway Width

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

REACH

How can we improve?

4,361 Products

Power Transmission

Shaft Couplings

Shaft Couplings

Connect two shafts to transfer rotary motion from one to the other

Shaft Adapters

Increase or reduce your shaft's diameter to fit equipment, or replace damaged shaft ends

Machinable Shaft Ends

Machinable Shaft Ends

Mill custom pulleys, threaded hubs, sprockets, collars, and sensor targets and mount them to shafts

Shaft Collars

Hold and position parts on a shaft, or limit shaft movement

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

Fluid Handling

Pipe Nipples and Pipe

Pipe Nipples and Pipe

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

Pipe Flanges

Create an access point in a line by bolting two same-size flanges together with a gasket

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

Pipe Collars

Clamp pipe passing through floors and walls

Pipe Fitting Clamps

Pipe Fitting Clamps

Connect easy-access and grooved-end pipe fittings to pipe

Expansion Joints

Expansion Joints

Reduce stress, vibration, and noise in piping systems by absorbing movement

Fastening and Joining

Coupling Nuts

Connect and extend threaded rods

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

Socket Adapters

Socket Adapters

Make your socket more versatile, from converting the drive to limiting torque

Material Handling

Shackles

Lift, pull, and anchor heavy loads while keeping them secure with a pin

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