Method Codes

Method Code: EK
Code Description: 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.
Long Code Description: 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.