Square Fittings | McMaster-Carr

Filter by

System of Measurement

Rail Height

Material

T-Slotted Framing Rail Profile

Length

Bracket Type

T-Slotted Framing Component

Color

Thread Size

Finish

Strut Channel Framing Component

Rail Width

Single Rail Profile Style

Shape

Pipe Size

Mounting Fastener Thread Size

REACH Compliance

Strut Channel Type

RoHS Compliance

DFARS Compliance

Framing Type

T-Slotted Framing Nut Type

ID

How can we improve?

4,857 Products

Building and Machinery Hardware

Press-Fit Framing and Fittings

Press-Fit Framing and Fittings

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

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

Bolt-Together Framing and Fittings

Bolt-Together Framing and Fittings

Fasten through equally spaced holes to build and adjust guards, tables, and racks

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

Weld-Together Framing and Fittings

Weld-Together Framing and Fittings

Permanently join rails and fittings to assemble heavy duty racks, shelving, and work tables

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

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

Locking-Slotted Framing and Fittings

Locking-Slotted Framing and Fittings

Make platforms, bases, and other structures that stand up to more movement than T-slotted framing

Protective Plugs

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

Protective Caps

Protective Caps

Cover holes at the end of pipe, conduit, and fittings to keep out debris

Brackets

Connect surfaces in an assembly

Push-to-Close Latches

Push-to-Close Latches

Automatically hold doors shut when you push them closed

Leveling Mounts

Leveling Mounts

Level machines and workbenches on uneven surfaces, reduce vibration, and protect floors

Leveling Mount Inserts

Leveling Mount Inserts

Slip onto equipment and furniture to add threaded-stud leveling feet

Panel Hanging Brackets

Panel Hanging Brackets

Mount and remove panels

Heating, Ventilation, and Air Conditioning

Duct and Duct Fittings

Duct and Duct Fittings

Circulate air through HVAC systems using round, rectangular, and fabric duct

Measuring and Inspecting

Square Holding Clamps

Square Holding Clamps

Position squares for repeat checking and marking

Stroboscopes

Shine a bright flashing light at moving belts and pulleys to measure speed and detect wear

Power Transmission

Shaft Couplings

Shaft Couplings

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

Linear Bearings

Linear Bearings

Minimize friction as parts move along a shaft

Shaft Collars

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

Lubricating

Grease Fittings

Grease Fittings

Create an inlet on equipment and machinery for injecting lubricant; also known as Zerk fittings

Fluid Handling

Expansion Plugs

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

Spray Nozzles

Clean, rinse, and apply coatings with pressurized liquid

Pipe and Pipe Fittings

Pipe and Pipe Fittings

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

Material Handling

Pipe Routing Saddles

Pipe Routing Saddles

Clip to strut channel to cradle insulated tubing and pipe

Bungee Cord Locks

Bungee Cord Locks

Position on bungee cords to create stops and keep the cords from rubbing against surfaces

Beam Clamps

Secure lines of pipe and duct, overhead equipment, and lighting fixtures to beam flanges

Pipe Hangers

Suspend pipe, conduit, and tube from threaded rods, hooks, and straps

Seismic Bracing Brackets

Seismic Bracing Brackets

Bolster threaded-rod hangers and allow pipe systems to sway during earthquakes

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

Quick Links

Screw the nut closed to join lengths of chain and add connectors

Caster Sockets

Mount on the inside corners of channel and other framing to attach stem casters

Containers, Storage, and Furniture

Stacking Caps and Targets

Stacking Caps and Targets

Turn the ends of posts into stackable shelving and rack systems

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