ISO 1749:1973

Aircraft — Elastomeric sealing rings — Packaging and identification

Specifies the requirements. It is essential that these rings be individually enclosed in sealed envelopes or in pockets in a multiple envelope provided that they can be removed without affecting the sealing of the remainder of the components in the package. The marking of package shall include the part number, material specification number, quarter and year of cure, compound number, acceptance batch number and manufacturer’s identity.