Container, Specimen Mailer And Storage, Non-Sterile (NNK) contract manufacturers

18 US facilities list FDA product code NNK as a contract manufacturer (16) or contract sterilizer (2).

FDA-registered (openFDA, export of Oct 21, 2026)

FDA device name

Container, Specimen Mailer And Storage, Non-Sterile

Product code

NNK (FDA product classification database)

Device class

Class I

Regulation

21 CFR 864.3250

Classification panel

Pathology