3/4 Flanges | McMaster-Carr

Filter by

Pipe Size

Material

Stainless Steel

Fitting Type

Reducing Adapter

Fitting Connection

Spec Image

Spec Image

Spec Image

Pressure Class

Flanged Connection Surface

Pipe Material

Stainless Steel

Pipe Schedule

Thread Type

Fitting Material

Stainless Steel

Number of Bolt Holes

Flange OD

Connects To

Bolt Circle Diameter

Shape

Ring with Bolt Holes

For Use With

Acetic Acid (White Vinegar) (5% Concentration)

Acetic Acid (White Vinegar) (10% Concentration)

Calcium Chloride

Deionized Water

Hydraulic Fluid

Hydrochloric Acid

Hydrochloric Acid (10% Concentration)

Gender

Bolt Hole Diameter

Specifications Met

Bolt Diameter

For Fitting Schedule

System of Measurement

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

RoHS

Compliant with Exemptions

How can we improve?

355 Products

Fluid Handling

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 Locknuts

Thread onto the male end of a pipe fitting so it won't loosen from vibration

Pipe Plugs

Insert into the ends of pipe to keep out dirt and debris

Tube and Tube Fittings

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

Building and Machinery Hardware

Slip-On Framing Rail Ends

Slip-On Framing Rail Ends

Mount slip-on framing structures to floors, walls, and ceilings

Slip-On Framing Rail Supports

Slip-On Framing Rail Supports

Brace long runs of slip-on framing rails, either along walls or through them

Slip-On Framing Connectors

Slip-On Framing Connectors

Tighten onto slip-on framing rails to build guards, railings, and racks

Slip-On Framing Rails

Slip-On Framing Rails

Insert into slip-on fittings and tighten screws to make guards, railings, and racks

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

Hydraulic Tank Pipe Suction Flanges

Hydraulic Tank Pipe Suction Flanges

Seal pipes passing through top plates of hydraulic tanks

Fastening and Joining

Hex Head Screws

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

Facility and Grounds Maintenance

Floor, Wall, and Ceiling Plates

Floor, Wall, and Ceiling Plates

Add a finishing touch around protruding pipes; also known as escutcheons

Safety Equipment

Cover Plates for Fire Sprinkler Heads

Cover Plates for Fire Sprinkler Heads

Replace the cover on your fire sprinkler head for a clean look; also known as escutcheons

Measuring and Inspecting

Leak-Detecting Pipe Flange Covers

Leak-Detecting Pipe Flange Covers

Wrap around pipe flanges to show when there's a leak and contain it

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