M3 Spacers | McMaster-Carr

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System of Measurement

Screw Size

Length

OD

Material

Stainless Steel

ID

Shape

Thickness

0.022" to 0.042"

0.040" to 0.060"

0.052" to 0.072"

0.053" to 0.065"

0.060" to 0.080"

0.080" to 0.100"

0.081" to 0.093"

0.115" to 0.135"

0.2 mm to 0.3 mm

0.3 mm to 0.5 mm

0.4 mm to 0.5 mm

Color

Gender

Washer Type

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Hardness

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

Specifications Met

Overall Height

Finish

Phosphate Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

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

Sleeve Height

Minimum Temperature

-249° F to -100° F

-99° F to -50° F

-49° F to 0° F

Greater than 0° F

Flammability Rating

Dielectric Strength

Mount Type

How can we improve?

420 Products

Fastening and Joining

Spacers

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

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

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

Lock Washers

Resist vibration to prevent fasteners from loosening

Finishing Washers

Finishing Washers

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

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Leveling Washers

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

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