MOP EK

FLIS code value

MOP = EK

Shank and Threads Protected

PRESERVE BY METHOD 10 AS FOLLOWS: EACH BOLT SHALL HAVE THE SHANK AND THREADS PROTECTED BY MEANS OF A SLEEVE EXTENDING OVER THE FULL LENGTH OF THE SHANK AND THREAD. THE SLEEVE SHALL BE MANUFACTURED FROM PAPERBOARD, ASPHALT IMPREGNATED CHIPBOARD, OR SPIRAL WRAP OF KRAFT PAPER OVER CHIPBOARD, LINED WITH MATERIAL CONFORMING TO MIL-PRF-121. PLASTIC SLEEVE COVERINGS MAY ALSO BE USED.

FieldMOP — Method of Preservation
CodeEK
MeaningShank and Threads Protected

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.