Unthreaded Metric Spacers | McMaster-Carr

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System of Measurement

Screw Size

ID

OD

Length

Material

Stainless Steel

Thickness

0.2 mm to 0.3 mm

0.2 mm to 0.4 mm

0.2 mm to 0.5 mm

0.203 mm to 0.508 mm

0.3 mm to 0.4 mm

0.3 mm to 0.5 mm

0.4 mm to 0.5 mm

0.4 mm to 0.6 mm

0.5 mm to 0.6 mm

Washer Type

Shape

Color

Finish

Chromate Conversion Coated

Corrosion-Resistant Coated

Phosphate Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Electrically Insulating

Finish-Your-Own

Flame Retardant

High Temperature

High Visibility

Impact Resistant

Moisture Resistant

Precision Adjust

Hardness

RoHS

Compliant with Exemptions

Specifications Met

Fed. Spec. QQ-S-698

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Overall Height

Mount Type

Unthreaded Hole

Tensile Strength

Less than 10,000 psi

10,000 psi to 19,999 psi

20,000 psi to 49,999 psi

80,000 psi or greater

Washer Designation

General Purpose

Gender

Maximum Temperature

Less than 200° F

200° F to 249° F

250° F to 499° F

500° F to 999° F

1,000° F or greater

Fastener Strength Grade/Class

Drill Bit Size

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5,263 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

Brass Unthreaded Spacers

Brass Unthreaded Spacers

Conductive and nonmagnetic—our top choice for electrical equipment

Light Duty Unthreaded Spacers

Light Duty Unthreaded Spacers

An economical choice for low-load applications

Sanitary Unthreaded Spacers

Sanitary Unthreaded Spacers

Create space to clean between components on food lines and sanitary equipment

Other Products

Washers

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

Drill Bushings

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

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

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Unthreaded Inserts

Unthreaded Inserts

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

Finishing Washers

Finishing Washers

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

Shims

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

Bearing Lock Washers

Bearing Lock Washers

Lock bearing nuts in place to prevent loosening due to vibration

Cushioning Washers

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

Leveling Washers

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

Shim Stock

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

Die Bushings

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

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