FLIS code value
MOP = AH
Fog Spray or Flush Internally
PRESERVE BY METHOD 20 AS FOLLOWS: FOG SPRAY OR FLUSH INTERNALLY WITH PRESERVATIVE INDICATED BY PRESERVATION CODE. ALL OPENINGS SHALL THEN BE PLUGGED OR SEALED TO PREVENT ENTRANCE OF DIRT AND MOISTURE. EXTERIOR UNPAINTED FERROUS METAL SURFACES SHALL BE COATED WITH A SUITABLE PAINT OR ENAMEL, OR COATED WITH COLD APPLICATION, NONTACKY, CORROSION PREVENTIVE COMPOUND CONFORMING TO MIL-PRF-16173, GRADE 4.
| Field | MOP — Method of Preservation |
|---|---|
| Code | AH |
| Meaning | Fog Spray or Flush Internally |
Last updated 2026-05-26. Published by DAITK™ against the U.S. Defense Logistics Agency (DLA) FLIS code dictionary, governed by DoD 4100.39-M — the authoritative U.S. Government cataloging reference. Authorized reference data, reproduced with attribution, not scraped.