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"

0.025" to 0.035"

0.025" to 0.040"

0.026" to 0.036"

Color

Finish

Corrosion-Resistant Coated

Nickel Chrome Plated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Washer Type

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

Hardness

REACH

Gender

Export Control Classification Number (ECCN)

DFARS Specialty Metals

RoHS

Compliant with Exemptions

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

Minimum Temperature

-249° F to -100° F

-99° F to -50° F

-49° F to 0° F

Greater than 0° F

Fastener Strength Grade/Class

ASTM Grade A325

ASTM Grade A490

Sleeve Height

Sleeve OD

Width

How can we improve?

636 Products

Fastening and Joining

Spacers

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

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

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Lock Washers

Resist vibration to prevent fasteners from loosening

Leveling Washers

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

Shims

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

Unthreaded Inserts

Unthreaded Inserts

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

Material Handling

Tie-Down Washers

Tie-Down Washers

Angled sides align and hold tie-down straps

Communication

Tag Washers

Bolt onto surfaces to mount tag rings and ties

Fabricating and Machining

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.)