Guides | McMaster-Carr

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Aramid/Fiberglass Fabric

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Less than 1,000 lb.

1,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. to 29,999 lb.

30,000 lb. or greater

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30,825 Products

Most Likely Products

Guide Rail Carriages

Carry loads along guide rails on accurate and repeatable paths in automated systems

389 products

Strut Channel Framing and Fittings

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

494 products

Conveyor Guides

Direct and position items on conveyors while keeping them from falling off

113 products

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

943 products

All Results

Power Transmission

Guide Rail Carriages

Carry loads along guide rails on accurate and repeatable paths in automated systems

389 products

Linear Motion Slides

Move loads on accurate and repeatable paths beyond the mounting surface

119 products

Positioning Slides

A lead screw drives the carriage for accurate positioning in laboratory and production equipment

160 products

Telescoping Rails

Connect multiple rails to create custom positioning tables or telescoping slides

6 products

Track Rollers

Support and carry objects as they move along conveyor systems

702 products

Idler Rollers

Guide boxes and parts as they pass through conveyor systems

97 products

Drive Rollers

Transmit power from motors to systems like conveyors; also known as contact wheels and feed rollers

276 products

Idler/Drive Rollers

Spin freely in one direction on conveyor systems and lock to transmit power in the other direction

6 products

Linear Bearings

Minimize friction as parts move along a shaft

816 products

Linear Bearing Brakes

Lock bearings in place on a shaft for precise positioning

10 products

Linear Bearing Housings

Hold linear ball or sleeve bearings by sliding them in and securing with retaining rings

22 products

Linear Shaft Supports

Support linear shafts to prevent bending and rolling under loads

164 products

Ball Splines and Bearings

Combine ball splines and bearings to create linear and rotary motion systems

51 products

Air Slides

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

449 products

Electric Actuators

Push and pull loads with more precise positioning than air and hydraulic cylinders

25 products

Roller Chain Guides

Align roller chain to limit friction, reducing noise and prolonging the chain's life

34 products

Roller Chain Alignment Tools

Align sprockets and roller chain during installation and adjustment

1 product

Round Belt Idler Pulleys

Spin freely on built-in bearings to reduce wear and vibration on round belts

21 products

Round Belt Drive Pulleys

Mount directly onto a shaft and pair with round belts to transmit rotary motion and torque

15 products

Precision Lead Screw Nuts

Pair with precision lead screws for accurate starts and stops in your assembly

18 products

Ball Screw Nuts

Internal ball bearings roll on ball screws for low friction when moving components

6 products

Sleeve Splines and Bearings

Transmit rotary power or move loads along the length of splines

9 products

Material Handling

Conveyor Guides

Direct and position items on conveyors while keeping them from falling off

113 products

Conveyor Guide Mounting Rods

Secure guides and other attachments to conveyors

141 products

Conveyor Guide Clamps

Connect conveyor guides to each other and secure them in place

39 products

Conveyor Guide Cross Blocks

Join conveyor guide mounting rods at different angles

46 products

Conveyor Guide Mounting Rod Caps

Cover the ends of conveyor guide mounting rods for a finished look

7 products

Conveyor Brackets

Mount guide clamps, sensors, drip pans, and other attachments to conveyor frames

74 products

Conveyor Bracket Spacers

Add distance between brackets and conveyor frames

1 product

Conveyor Tracks

Create an enclosed runway for trolleys to carry loads along overhead conveyors

4 products

Conveyor Track Brackets

Hang and join sections of enclosed conveyor track

2 products

Conveyors

Roller, skate wheel, ball transfer, belt, and vacuum conveyors

3 products

Conveyor Chain Trolleys

Carry loads smoothly along overhead enclosed-track powered conveyors

1 product

Conveyor Lane Dividers

Keep conveyors organized by separating items into distinct lanes

9 products

Cable Rollers

Move bulky cable and hose, even over edges, while keeping it off the ground

1 product

Conveyor Accessory Mounts

Position guides or sensors to the exact spot needed for your conveyor

54 products

Conveyor Belt Idler Pulleys

Keep chain belts moving without sagging

8 products

Conveyor Trolley Hangers

Attach loads to trolleys on overhead enclosed-track powered conveyors

1 product

Conveyor Covers

Protect conveyed material from dust, debris, and other contaminants

17 products

Magnetic Conveyor Belt Plates

Keep ferrous objects in place as they move along your conveyor belt

33 products

Pipe Hangers

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

592 products

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

690 products

Routing Clamp Rails

Use with rail-mount routing clamps to route pressurized lines in hydraulic systems

14 products

Loop Clamps

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

478 products

Riser Clamps

Wide flanges support vertical pipe passing through floors

38 products

U-Bolts

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

1,069 products

U-Bolt Plates

Reinforce mounted U-bolts for a more secure hold

203 products

Pipe Cradles

Add support to prevent insulation from tearing when routing insulated pipe through loop hangers

20 products

Seismic Bracing Mounts

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

4 products

Pipe Supports

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

82 products

Routing J-Hooks

Hang, adjust, and remove bundles of cable through the wide opening more easily than with routing rings

16 products

Routing Rings

Suspend wire and cable by feeding it through the eyehole

40 products

Routing Ring Bases

Temporarily attach routing rings to steel and iron surfaces with a magnet

2 products

Threaded Rod Hanger Beams

Mount across roof joists to hang threaded rod and route pipe and duct in areas with no anchor point

6 products

Railing Clamps

Clamp onto metal tubes to hang lighting fixtures, threaded rod, and equipment

15 products

Pipe Standoff Clamps

Secure pipes in sanitation drain applications and keep them from touching the mounting surface

22 products

Rope Guides

Route and protect rope

29 products

E-Track Webbing Guides

Secure webbing to E-Tracks and prevent it from twisting

1 product

Pulleys

Mount or suspend to guide wire rope for lifting and pulling loads

345 products

Cable and Hose Trolleys

Move cable and hose along wire rope, channel, or beams; also known as festoon trolleys

49 products

Wheels

Move objects with ease

40 products

Eye Nuts

Pair with bolts or threaded rod to lift and hang components

111 products

Eyebolts

Route rope through the loop or attach hooks and shackles for lifting

987 products

Hoist Rings

Pivot to resist stress that would bend or break an eyebolt when lifting at an angle

384 products

Cable Pulling Clamps

Maintain tension until a line can be permanently anchored

11 products

S-Hooks

Connect lengths of rope and chain; hang objects like hose, cords, and light fixtures

14 products

Building and Machinery Hardware

Strut Channel Framing and Fittings

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

494 products

T-Slotted Framing and Fittings

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

13 products

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

943 products

Door Stops

Keep doors from slamming into and damaging walls

5 products

Door Tracks

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

347 products

Door Guides

Keep hanging doors aligned by stopping the bottom from swinging

9 products

Overhead Door Rollers

Replace the rollers on garage doors and other overhead doors

11 products

Drawer Slides

Smoothly guide drawers in and out of cabinets

332 products

Drawer Rollers

Open wood cabinet drawers and doors without using drawer slides or roller track

4 products

Bellows

Prevent dust and debris from damaging moving parts

96 products

Brackets

Connect surfaces in an assembly

3 products

Vibration-Damping Mounts

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

100 products

Fabricating and Machining

Drill Bushings

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

3,932 products

Drill Bushing Lock Rings

Secure drill bushings in holes

30 products

Spring Stops

Push back against workpieces to hold them in place against stops and rails

34 products

Locating Pins

Install in fixturing plates or tables to position and secure workpieces

209 products

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

168 products

Fixture Tables

Add clamps, brackets, and other components to build fixtures for welding and assembly

46 products

Spring Locating Pin Installation Tools

Hold spring locating pins in place for installation

6 products

Spring Locating Pins

Apply side force to workpieces to clamp them in place

53 products

Die Bushings

Guide pins and punches in molds and stamping dies or reduce friction between ejector pins and plates

102 products

Index Plungers

Align parts that have mating bushings for more precision than standard spring plungers

6 products

Slotted Bushings

Pair with a standard bushing to prevent alignment pins from binding in your fixture

10 products

Fixture Clamps

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

33 products

Gibs

Guide linear movement in molds and dies

56 products

Alignment Locks

Precisely align your mold halves

25 products

Core Pins

Add to molds and pour in plastic to form holes in finished parts

1,274 products

Ejector Pins

Push finished parts out of molds

361 products

Ejector Sleeves

Use with mold pins to form holes, bosses, and other features in parts

39 products

Drill Bases

Portable and magnetic to grip metal surfaces for on-the-go cutting accuracy similar to a drill press

1 product

Drill Guides

Pair with handheld drills to create precise holes, no drill press required

2 products

Drill Bit Guides

Drill precise holes without building a fixture

13 products

Band Saw Blade Guides

Support band saw blades for accurate straight and contoured cuts

7 products

Saw Guides

Clamp onto your workpiece to make straight cuts with circular saws, jigsaws, and routers

5 products

Push Sticks

Keep hands at a safe distance while cutting with table saw blades and router bits

2 products

Circular Saws

Make straight cuts in wood, plastic, and metal on the spot

3 products

Rotary Tool Guides

Sharpen, grind, and sand with rotary tools at exact 45° and 90° angles

1 product

Tap Guides

Place on your workpiece to cut straight threads without building a fixture

4 products

Tap Wrenches

Pair with square-shank taps to turn them by hand

21 products

Plasma Cutter Guides

Pair with a plasma or oxyacetylene torch for balance and stability as you cut and bevel shapes

3 products

Electrical Discharge Machining Electrode Guides

Hold EDM electrodes in place as they penetrate workpieces

2 products

Router Guides

Make precise circular or intricate cuts with routers

7 products

Filament Guides for 3D Printer Extruder Heating Elements

Hold and direct filament toward the nozzle as it melts in the heating block

3 products

Punch Pins

Use with press dies to punch 1/8" and larger holes; modify to fit your application

30 products

Sanding Guide Coats

Apply to scratches and other imperfections in the surface you’re sanding to highlight them

1 product

Hole Saw Pilots

Center your hole saw when enlarging existing holes

1 product

Measuring and Inspecting

Thread Size Identifiers

Confirm your fastener's thread size, pitch, or threads per inch

44 products

Coordinate Measuring Machine Plates and Fixtures

Raise workpieces and position them on a fixture plate

126 products

Threaded Hole Location Gauges

Pinpoint the true center of threaded holes to precisely align and measure parts

70 products

Coordinate Measurement Machine Probes

Take 3D measurements of workpieces on your CMM or CNC machine to inspect for quality

24 products

Pipe Size Chart/Rulers

Curl around pipe to gauge its size, measure its diameter, or mark lines

3 products

Squareness Gauges

Check frames and machined parts to see if they are leaning or uneven

3 products

Height Gauges

Measure an object's height and mark workpieces for machining

34 products

Angle Indicators

Align pipe and other equipment by measuring angle, level, or tilt

24 products

Gear Tooth Gauges

Identify your gear's pressure angle, pitch, and module

4 products

Drill Bit Size Gauges

Match your drill bit to one of the holes to confirm its size

5 products

Calibration Squares

Lay horizontally or vertically on CNC machines to check the position of tools with high precision

2 products

Alignment Lasers

Project a line or dot as a reference point to ensure equipment is properly positioned

37 products

Alignment Pins

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

148 products

Pipe Flange Aligners

Line up flange holes so they bolt securely and connections won’t leak

21 products

Laser Levels

Project level references onto surfaces when installing drop ceilings, pipe, or conveyors

23 products

Level Mounts

Strap to nonmagnetic surfaces to attach a magnetic level

2 products

Levels

Ensure surfaces are completely horizontal or vertical

12 products

Laser Directing Components

Turn or split dot lasers to point them where needed

12 products

Inspection Setup Blocks

Line up workpieces at precise heights and angles for machining, measuring, and inspecting

2 products

Parallel Rules

Draw parallel lines, as well as circles, arcs, and angles

1 product

Contour Gauges

Transfer contours, patterns, and shapes for jobs such as installing floor tile and pipe insulation

7 products

Contour Markers

Draw precise lines on pipe and structural steel to guide cuts

2 products

Center Punch/Angle Indicators

Find the center of pipe and other parts and determine setup angles on milling machines and grinders

3 products

Rivet Hole Locators

Mark even spacing for rivets and other fasteners before you drill

1 product

Optical Comparators

Magnify your part to check for dimensional accuracy and surface defects

4 products

Communication

Reference Books

Keep industrial information, regulations, and processes on hand

57 products

Reference Charts

Check decimal equivalents, drill sizes, or specifications for socket screws

6 products

Reference Media

View digital machinery handbooks and video programs on OSHA's lockout/tagout procedures

4 products

Calendars

Wall, wet erase, and dry erase calendars to keep track of dates and appointments

1 product

Stencils

Paint over or trace to create everything from custom messages to drafting designs

108 products

Equipment Markers

Mark electrical boxes, fire hydrants, or parking curbs at risk of being hit by vehicles

6 products

Electrical

Cable and Hose Carriers

Route, protect, and guide moving cable

193 products

Cable and Hose Carrier Accessories

Move cable and hose carriers alongside robot arms without obstructing movement

131 products

Fish Tape

Hook to the end of wire and move it through conduit and raceway

13 products

Fish Tape Leaders

Join fish tape to wire for guiding it around conduit bends

1 product

Fish Tape Pullers

Latch onto fish tape or rope for a secure, two-hand grip when pulling wire

1 product

Wire Sleeving

Bundle wiring and protect from abrasion and heat

885 products

Cable Ramps

Protect cable and cords in areas with pedestrian and equipment traffic

54 products

Wire Duct

Guide and organize wiring inside electrical boxes and machines

72 products

Cord Stops

Control how much cord retracts into a reel to keep the end accessible

2 products

Cable Trays and Cable Tray Fittings

Organize and route bundles of cable while keeping them accessible anywhere along the run

139 products

Wire Sleeving Installation Tools

Insert wire and hose into corrugated, spiral wrap, or wraparound sleeving

7 products

Weatherheads

Bring power into buildings and protect the entry point from rain and snow

10 products

Cable Pulling Grips

Tug on the loop to tighten wire mesh around cable and pull it through conduit

14 products

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

3 products

Wire and Cable Push-Pull Rods

Maneuver cable inside drop ceilings and walls

4 products

Conduit and Conduit Fittings

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

1,302 products

Raceway and Raceway Fittings

Route and guard wiring along indoor surfaces

45 products

Electrical Cord Reels

Neatly store electrical cords for easy access

104 products

Fastening and Joining

Dowel Pins

Align parts before assembly or use as a pivot, shaft, or hinge to join moving components

3,502 products

Taper Pins

Fit snugly into tapered holes to secure, position, and align components

667 products

Shear Pins

Use with shear hubs to break at a specific torque and safeguard machinery from overloads

60 products

Dowel Pin Stock

Cut to the length you need for positioning and holding parts in place

53 products

Quick-Release Pins

Fasten or remove components on equipment with a spring-loaded retaining ball

2,245 products

Weld Pins

Weld in place for greater rigidity and strength than other pins

28 products

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

1,403 products

Spring Plunger Catches

Act as a stop for positioning ball-nose and long-nose spring plungers

16 products

Spring Plunger Mounts

Secure ball-nose and long-nose spring plungers to fixture surfaces

14 products

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

30 products

Spring Button Clips

Join pieces of telescoping tubing using spring force

35 products

Wood Joiners

Connect and repair wood pieces and joints

3 products

Spring Plunger Drivers

Install spring plungers from the nose end without depressing the nose

10 products

Screwdriver Bits

Pair with drivers to turn screws

11 products

Tape

Bind, seal, and mark surfaces

12 products

Fluid Handling

Hose Drainers

No need to bend over and shake out fluid from your hose—let gravity do the work

1 product

Hose Bender Springs

Position hose at any angle up to 90°, preventing kinks and wear when routing it around machinery

7 products

Hose Kink Absorbers

Prevent hose from kinking to ensure maximum flow and extend hose life

5 products

Safety Equipment

Chain Barrier Magnet Mounts

Hang chain between metal surfaces instead of between posts

1 product

Chain Barriers

Hook chain onto posts to restrict access to areas

20 products

Traffic Posts

Taller than cones to divide lanes of traffic and form barriers

16 products

Containers, Storage, and Furniture

Hose Reels

Store hose neatly to remove tripping hazards and reduce wear

280 products