O-Ring Gaskets | McMaster-Carr

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System of Measurement

ID

Cross Section Shape

Width

OD

Dash Number

Material

Color

Hardness

For Use With

Hardness Rating

Fractional Width

Maximum Temperature

Fractional ID

Fractional OD

Core Material

Minimum Temperature

Specifications Met

REACH Compliance

RoHS Compliance

DFARS Compliance

Thickness

Food Industry Standard

Environment

Length

Core Color

O-Ring Material

Tube OD

Core Hardness

Pipe Size

Construction

Military Specification

Performance

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11,279 Products

Sealing

O-Rings

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

10,684 products

O-Ring Cord Stock

O-Ring Cord Stock

Cut to length to create customized seals

Backup Rings

Extend the life of O-rings and improve their performance under high pressure

O-Ring Bonding Kits

O-Ring Bonding Kits

Everything needed to make O-rings

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

Measuring and Inspecting

O-Ring Gauges

Identify the size of your O-ring

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