Metric Spacers | McMaster-Carr

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10,000 psi to 19,999 psi

20,000 psi to 49,999 psi

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100,000 psi or greater

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13,606 Products

Fastening and Joining

Spacers

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

1,017 products

Standoffs

Separate, position, or connect components in assemblies

1,395 products

Washers

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

1,309 products

Insulating Washers

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

53 products

Lock Washers

Resist vibration to prevent fasteners from loosening

782 products

Sealing Washers

Prevent fluids from leaking around fasteners

235 products

Finishing Washers

Screw heads sit flush to prevent snagging and to create a neat, finished appearance

69 products

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

92 products

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

7 products

Thread Adapters

Join threads of a different type, size, and gender

2,351 products

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

872 products

Shim Stock

Cut into custom shapes to align, space, and level components on dies, presses, and machinery

20 products

Unthreaded Inserts

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

18 products

Fastener Assortments

Keep a variety of common screws, nuts, and washers on hand

3 products

Threaded Rod Collars

Hold and position parts on a threaded rod

10 products

Power Transmission

Sleeve Bearings

With no moving parts, the plainest type of bearing

1,172 products

Flanged Sleeve Bearings

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

774 products

Bearing Lock Washers

Lock bearing nuts in place to prevent loosening due to vibration

56 products

Thrust Bearings

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

254 products

Mounted Bearings

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

90 products

Bearing Nuts

Hold bearings, bushings, pulleys, and gears in place on threaded shafts and spindles

256 products

Linear Bearings

Minimize friction as parts move along a shaft

192 products

Bearing Adapter Sleeves

Close gaps between your bearing and shaft for a tight fit

15 products

Shaft Collars

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

1,030 products

Bore Reducers

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

11 products

Disc Springs

Maintain tension and separate components on shafts, under bolt heads, and at the ends of valves

72 products

Rod End Inserts

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

5 products

Pulley and Sprocket Bushings

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

223 products

Lead Screw Collars

Position components and limit travel along a lead screw

7 products

Fabricating and Machining

Drill Bushings

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

736 products

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

29 products

Parallels

Raise workpieces above your vise to create clearance for cutting tools

1 product

Die Bushings

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

3 products

Slotted Bushings

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

7 products

Electrical Power, Networking, and Controlling

DIN Rail Spacers

Slide along rails to separate and organize terminal blocks, relays, and other components

1 product

DIN Rail Stops

Keep components such as terminal locks and relays from shifting on rails

11 products

Building and Machinery Hardware

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

400 products

Grommets

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

15 products

Strut Channel Framing and Fittings

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

64 products