Seals - O-Rings

This Product Selection Guide contains information to help select products in the Seals - O-Rings category on

O-Rings are a type of gasket used to create a seal between two or more parts. These can be filtered by material, nominal inner dimension, cross-section shape, inner and outer diameter, hardness, color, operating temperature, and more. For custom O-Rings, see Cord Stock.


Material : Indicates the material composition of the o-ring.

Nominal I.D.: The nominal diameter of the inside of the o-ring.

Cross Section Shape: Indicates the shape of the ring when viewed as a cross section.

Diameter - Inside: Indicates the diameter of the inside of the o-ring.

Diameter - Outside: Indicates the diameter of the outside of the o-ring.

Width/Cross Section: The width of the cross section of the seal.

Color: The dominant color of the o-ring.

Hardness: Indicates typical material hardness and measurement scale. Higher numbers within a scale correlate to harder/firmer material.

Operating Temperature: Recommended operating temperature, typically given in a range or as a maximum. Exceeding these temperatures may affect performance or damage the device and other system components.



MFR PART # N100-70/2-009
DIGI-KEY PART # 59-N100-70/2-009-ND
MANUFACTURER Aavid, Thermal Division of Boyd Corporation

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