Standoffs | McMaster-Carr

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10,000 psi to 19,999 psi

20,000 psi to 49,999 psi

50,000 psi to 99,999 psi

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Unified Standard Class 1B

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

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How can we improve?

29,892 Products

Fastening and Joining

Standoffs

Separate, position, or connect components in assemblies

5,257 products

Spacers

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

4,774 products

Standoff Caps

Create a finished look on standoffs and protect them from dirt and debris

66 products

Coupling Nuts

Connect and extend threaded rods

620 products

Hex Nuts

Handle most general fastening needs

33 products

Thread Adapters

Join threads of a different type, size, and gender

3,611 products

Insulating Washers

Isolate screws from electrical current and prevent corrosion from mating different metals

269 products

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

11 products

Weld Nuts

Weld to metal surfaces to add permanent threads

589 products

Adhesive-Mount Nuts

Attach threads to material that’s too thin for a threaded insert

166 products

Jack Screws

Secure computer cables and panels

22 products

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

35 products

Unthreaded Inserts

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

69 products

Building and Machinery Hardware

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

1,744 products

Vibration-Damping Mounts

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

594 products

Panel Hanging Brackets

Mount and remove panels

59 products

Strut Channel Wall Mounts

Mount strut channel away from walls

5 products

Power Transmission

Sleeve Bearings

With no moving parts, the plainest type of bearing

3,405 products

Flanged Sleeve Bearings

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

2,012 products

Mounted Bearings

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

289 products

Linear Bearings

Minimize friction as parts move along a shaft

372 products

Thrust Bearings

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

844 products

Pulley and Sprocket Bushings

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

721 products

Bore Reducers

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

31 products

Shaft Adapters

Increase or reduce your shaft's diameter to fit equipment, or replace damaged shaft ends

8 products

Shaft Collar Adapters

Sized specifically to adapt standard shaft collars to pipe, creating a tight fit

12 products

Fabricating and Machining

Drill Bushings

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

3,936 products

Drill Bushing Sleeves

Press into your jig fixture so you can swap different bushings in and out without causing wear

15 products

Die Bushings

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

102 products

Slotted Bushings

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

34 products

Material Handling

Conveyor Roller Bearings

Replace bearings on conveyor rollers, or press into tubing or pipe to create a roller

15 products

Pipe Standoff Clamps

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

22 products

Ladder Stabilizers

Support ladders at a comfortable distance from walls and structures

4 products

Electrical Power, Networking, and Controlling

DIN Rail Mounting Brackets

Create space behind rails to fit wiring and bulky components

12 products

DIN Rail Mounting Adapters

Attach to components not made for DIN rail and clip on to install

15 products

Electronics Rack Equipment Installation Supports

Create temporary ledges to support heavy equipment as you mount it to a rack

4 products