Metric Supports | McMaster-Carr

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System of Measurement

Material

Stainless Steel

ID

Shaft Diameter

Thread Size

OD

Length

Pipe Size

Width

Screw Size

Mount Type

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Thread Length

Plain Bearing Type

For Housing ID

7.000 mm to 7.015 mm

8.000 mm to 8.015 mm

Shape

Stepped Rectangle

Finish

Aluminum Coated

Black Zinc Plated

Bearing Type

Gender

Height

Shaft Type

Round with Support Rail

Shaft Mount Type

Concentric Lock

Hex Size

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18,486 Products

Material Handling

Pipe Supports

Brace pipe, tube, and conduit that needs to be routed between studs or elevated off the floor

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

Pipe Hangers

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

U-Bolts

Anchor heavy pipe, tube, and conduit; stronger than routing clamps and hangers

Loop Clamps

Hold pipe snug against the mounting surface to prevent movement that may cause breakage

Riser Clamps

Wide flanges support vertical pipe passing through floors

Pipe Routing Saddles

Pipe Routing Saddles

Clip to strut channel to cradle insulated tubing and pipe

Beam Clamps

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

Robot Bases

Elevate robot arms so they can reach raised surfaces, such as conveyor belts and workstations

Lanyards

Pull, hang, tie down, and tether objects with the attached fittings

Building and Machinery Hardware

Leveling Mounts

Leveling Mounts

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

Vibration-Damping Mounts

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

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

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

Flush-Fit Framing Rails

Flush-Fit Framing Rails

Join flush-fit framing rails to build smooth stair and platform railings

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

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

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

Brackets

Connect surfaces in an assembly

Cam Handles

For fast clamping, push down on the handle to draw two parts together

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

Door Tracks

Hang panels to slide over openings when there’s not space for a swinging door

Power Transmission

Shaft Supports

Support linear motion shafts to prevent bending and rolling under loads

Shafts

Transmit power, motion, and speed between machine components

Bearing Housings

Bearing Housings

Mount your own bearings in place

Roller Bearings

Roller Bearings

Support higher loads than ball bearings, but run at lower speeds

Mounted Bearings

Mounted Bearings

Ball, roller, and sleeve bearings ready to bolt in place

Linear Bearing Brakes

Linear Bearing Brakes

Lock bearings in place on a shaft for precise positioning

Flanged Sleeve Bearings

Flanged Sleeve Bearings

A sleeve and thrust bearing in one to support both parallel and perpendicular loads

Thrust Bearings

Thrust Bearings

Support loads parallel to the shaft with plain, ball, or roller bearings

Linear Bearings

Linear Bearings

Minimize friction as parts move along a shaft

Bearing Adapter Sleeves

Bearing Adapter Sleeves

Close gaps between your bearing and shaft for a tight fit

Sleeve Bearings

Sleeve Bearings

With no moving parts, the plainest type of bearing

Ball Bearings

Create less friction than other bearings for use at high speeds

Rod End Nuts

Attach to rods, pipe, and tubing to make pivot and hinge points

Rod Ends

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

Connecting Rods

Connecting Rods

Use with rod ends and swivel joints to link components in push/pull assemblies

Rod End Inserts

Rod End Inserts

Attach to rod ends to increase the amount of misalignment they can handle

Rod End Seals

Keep dirt out and lubrication in to extend the life of rod ends

Swivel Joints

Handle shaft misalignment where ball joint rod ends won’t fit; also known as spherical bearings

Lead and Ball Screw End Supports

Lead and Ball Screw End Supports

Brace and secure the ends of lead screws and ball screws

Gas Spring End Fittings

Gas Spring End Fittings

Connect gas springs to mounting studs and brackets

Gas Spring Mounts

Gas Spring Mounts

Attach gas springs to panels, lids, and doors using a bracket or stud

Bore Reducers

Adapt the bore of a component to a smaller size for mounting on a shaft

Shaft Collars

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

Pulley and Sprocket Bushings

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

Track Rollers

Support and carry objects as they move along conveyor systems

Air Slides

Convey grippers, printing heads, and other loads back and forth on a carriage

Splines and Spline Bearings

Splines and Spline Bearings

Transmit rotary power or move loads along the length of splines

Fastening and Joining

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Studs

Press, weld, or screw in place to add a threaded fastening point

Anchors

Secure anything from signs to heavy machinery in concrete, brick, and drywall

Weld Nuts

Weld to metal surfaces to add permanent threads

Unthreaded Inserts

Unthreaded Inserts

Reinforce, align, and adjust joints as you tighten a fastener

Fabricating and Machining

Locating and Support Buttons

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

T-Slot Nuts

Combine with setup studs or bolts to mount fixtures to machine tables

T-Slot Covers

Snap into T-slots to block chips, debris, and small parts from falling in

T-Slot Cleaners

T-Slot Cleaners

Scrape debris out of machine table T-slots

T-Slot Bolts

Secure clamps and workpieces to machine tables with quicker setup than a T-slot nut and stud

Fixture Keys

Locate fixtures and vises on your machine table

Drill Bushings

Fit in holes to guide drill bits and other cutting tools for precise and repeatable holes and cuts

Setup Studs

Secure setup clamps and fixtures to your machine table or assemble heavy machines

Tooling Balls

Create a physical reference point for aligning workpieces in fixturing

Fixture Kits

Everything needed to mount workpieces of different sizes to your machine table

Spring Locating Pins

Spring Locating Pins

Apply side force to workpieces to clamp them in place

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

Fixture Clamps

Secure your workpiece to a fixture table so it won't move during machining

Swivel Pads

Attach to the ends of screws, threaded studs, or C-clamps to apply even pressure on uneven surfaces

Clamps

Hold workpieces securely in place

Electrical

Switch Mounts

Mount sensor switches to panel cutouts, tank walls, or conveyors

Cable Entry Panels

Cable Entry Panels

Pass multiple cords into an enclosure while sealing out moisture, dust, and other contaminants

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

Cable and Hose Carriers

Cable and Hose Carriers

Route, protect, and guide moving cable

Measuring and Inspecting

Micrometer Heads

Micrometer Heads

Mount on jigs, fixtures, and machine tools to position equipment and measure length

Gauge Blocks

Confirm dies, fixtures, and other workpieces meet precise tolerances and calibrate measuring tools

Coordinate Measuring Machine Plates and Fixtures

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

Alignment Pins

Line up holes in sheet metal, I-beams, and angle irons for bolting, riveting, and welding

Scales

Bench-top, hanging, floor, and conveyor scales

Fluid Handling

Tube and Tube Fittings

Tube and Tube Fittings

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

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