Dash Number

System of Measurement

Maximum Temperature

ID

Cross Section Shape

Material

Width

For Use With

OD

O-Ring Grade

Hardness

Hardness Rating

Color

Fractional ID

Fractional OD

Minimum Temperature

Fractional Width

RoHS

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Specifications Met

Environment

Food Industry Standard

Seal ID