1⁄2" Screw Size Spacers | McMaster-Carr

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System of Measurement

Length

Screw Size

OD

Material

Garolite G-10/FR4

Stainless Steel

Shape

Thickness

0.013" to 0.019"

0.014" to 0.016"

0.015" to 0.025"

0.017" to 0.023"

0.020" to 0.042"

0.021" to 0.041"

0.022" to 0.042"

Finish

Corrosion-Resistant Coated

Nickel Chrome Plated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Color

Mount Type

Unthreaded Hole

Unthreaded Through Hole

Tensile Strength

Less than 10,000 psi

10,000 psi to 19,999 psi

20,000 psi to 49,999 psi

50,000 psi to 99,999 psi

Washer Type

Hardness

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Electrically Insulating

Flame Retardant

High Temperature

Impact Resistant

Low Temperature

REACH

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

Gender

Sleeve OD

Specifications Met

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

1,000° F or greater

Width

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743 Products

Spacers

Aluminum Unthreaded Spacers

Aluminum Unthreaded Spacers

Your go-to metal spacers

Stainless Steel Unthreaded Spacers

Stainless Steel Unthreaded Spacers

The most corrosion-resistant spacers we offer

Plastic Unthreaded Spacers

Plastic Unthreaded Spacers

Lightweight, nonconductive, and naturally rust resistant

Steel Unthreaded Spacers

Steel Unthreaded Spacers

Our strongest spacers take on heavy loads and high-stress setups

Vibration Damping Unthreaded Spacers

Vibration Damping Unthreaded Spacers

Compress between components to absorb vibration, shock, and sound

Light Duty Unthreaded Spacers

Light Duty Unthreaded Spacers

An economical choice for low-load applications

Cut-to-Length Unthreaded Spacers

Cut-to-Length Unthreaded Spacers

Extra-long to cut a custom length whenever you need it

Unthreaded Spacers for Angles

Unthreaded Spacers for Angles

Create a flat surface for mounting or spacing components near corners

Brass Unthreaded Spacers

Brass Unthreaded Spacers

Conductive and nonmagnetic—our top choice for electrical equipment

Electrical-Insulating Unthreaded Spacers

Electrical-Insulating Unthreaded Spacers

Stop electrical current in its tracks so it won't pass through components

Other Products

Washers

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

Insulating Washers

Insulating Washers

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

Cushioning Washers

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

Lock Washers

Resist vibration to prevent fasteners from loosening

Shims

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

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Unthreaded Inserts

Unthreaded Inserts

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

Leveling Washers

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

Locating and Support Buttons

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

Door Stops

Keep doors from slamming into and damaging walls

Tie-Down Washers

Tie-Down Washers

Angled sides align and hold tie-down straps

Tag Washers

Bolt onto surfaces to mount tag rings and ties

Clamp Holding Washers

Clamp Holding Washers

Replace worn washers on open-arm toggle clamps to keep holding screws in place

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