Square Pipe Flanges | McMaster-Carr

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Press-Fit Framing Component

Flange Shape

Rail OD

Material

Pipe Size

Slip-On Framing Component

Add-On Through-Hole Connector

Rail End

Through-Hole Rail Support

Flange Width

Rail Style

Clamp-On Framing Component

Add-On Through-Hole Rail Support

Positioning Mount

Rail End

Through-Hole Rail Support

Rail Width

12 mm

40 mm

Flanged Connection Surface

Fitting Type

Length

Fitting Connection

Framing Type

Press-Fit Framing Component Type

Width

Number of Mounting Holes

Slip-On Framing Component Type

45° Flange

Adjustable-Angle Flange

Flange

Tee

Export Control Classification Number (ECCN)

REACH

RoHS

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Exempt

Press-Fit Framing Connection

Specifications Met

190 Products

Building and Machinery Hardware

Press-Fit Framing Rail Ends

Bolt rails to floors, walls, and ceilings to secure your press-fit structure

1 product

Press-Fit Framing Rails

Set up temporary partitions, guards, and displays using only a hammer

3 products

Slip-On Framing Rail Supports

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

31 products

Slip-On Framing Rail Ends

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

36 products

Slip-On Framing Connectors

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

1 product

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

27 products

Flush-Fit Framing Rail Ends

Secure flush-fit framing structures to floors, walls, and ceilings

2 products

Fluid Handling

Pipe Flanges

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

62 products

Sealing

Hydraulic Tank Pipe Suction Flanges

Seal pipes passing through top plates of hydraulic tanks

5 products