MIL-STD-186 Protective Finishing For Army Missile Weapon SystemsThis 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.

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MIL-STD-186F (MI)

TABLE III. Metallic coatings - Continued.

Code

No.

Coating

Type

Other Treatment

Thickness, minimum

373

374

375

376

Brush plating

Electroless nickel plate (MIL-C-26074)

Same

Electrodeposition; deposit and thickness to be designated on drawing following code number

Class 1, Grade A (for iron and aluminum based alloys)

Class 1, Grade B (for copper, nickel, cobalt, beryllium and titanium based alloys)

Class 2, Grade A (heat treated for extreme hardness)

Class 3, Grade A (aluminum alloys non-heat- treatable and beryllium alloys processed to improve adhesion of the nickel deposit)

0.001 inch

0.0005 inch

0.001 inch