Metric O-Rings | McMaster-Carr

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System of Measurement

Width

ID

OD

Cross Section Shape

Material

Silicon Carbide

Stainless Steel

Hardness

Hardness Rating

Color

For Use With

Diluted Salt Solutions

Synthetic Lubricants

Transmission Fluid

Acetic Acid (White Vinegar)

Ammonium Hydroxide

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

Specifications Met

Minimum Temperature

-250° F or less

-249° F to -100° F

-99° F to -50° F

-49° F to -1° F

Greater than 0° F

REACH

Core Material

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Thickness

0.6 mm to 0.9 mm

0.8 mm to 1.2 mm

0.9 mm to 1.1 mm

0.9 mm to 1.2 mm

1.1 mm to 1.4 mm

1.168 mm to 1.981 mm

1.190 mm to 1.950 mm

1.194 mm to 1.956 mm

1.3 mm to 1.7 mm

1.320 mm to 1.820 mm

1.5 mm to 1.8 mm

1.600 mm to 2.360 mm

1.8 mm to 2.2 mm

1.950 mm to 2.760 mm

Seal ID

Screw Size

Thread Type

Seal OD

Food Industry Standard

3-A Sanitary Standard

Shape

Length

How can we improve?

4,415 Products

Sealing

O-Rings

Fit snugly into a groove between parts to create a leak-resistant seal

O-Ring Cord Stock

O-Ring Cord Stock

Cut to length to create customized seals

O-Ring Bonding Kits

O-Ring Bonding Kits

Everything needed to make O-rings

Shaft Seals

Prevent leaks in motors, pumps, and gearboxes

Rod Wipers

Scrape dirt off rods to keep the inside of cylinders clean

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Fastening and Joining

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Fastener Assortments

Fastener Assortments

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

Power Transmission

Round Belts

Flexible to send rotary power between unparallel shafts

Fluid Handling

Tube and Tube Fittings

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

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