scope:

This standard establishes the minimum requirements for procedures, materials, and systems for cleaning, plating, painting and finishing metals, wood, electronic materials, parts and assemblies for rockets, guided missiles, and components to protect them from deterioration.

Unless otherwise specified, the responsibility for selecting the cleaning method, surface treatment, metal coating, part system or other finish shall rest with the activity responsible for the end item. The materials treatment and finishes shall be selected from those listed herein and shall be referenced on drawings, in contracts, and item specifications by the appropriate finish numbers of MIL-STD-186. This does not preclude the acceptance of a proven commercial finish selected by the manufacturer, supplier or contractor and which is concurred in by the procuring activity. Where the finish or corrosion protection processes are not adequately defined, the problem shall be brought to the attention of the procuring activity.

CODE NUMBER SYSTEM Cleaning Methods 100 Numbers Surface Treatment 200 Numbers Metallic Coatings 300 Numbers Organic Coatings 400 Numbers Sealing and Bonding 500 Numbers Encapsulants & Potting 600 Numbers Lubrication & Preservation 700 Numbers Miscellaneous 800 Numbers

intended Use:

The intended use of this standard is to establish minimum requirements for the protective finishing systems of rockets, guided missiles, all support equipment, and related materials.