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

345

346

347

348

349

350

351

352

353

354

355

Tin,

Pig Grade A (ASTM B 339)

Solder

(EIA J-STD-

001)

Rhodium plate

(ASTM B 634) Same

Copper plate

(SAE AMS-

2418) Same

Same

Gold plate

(ASTM-B-488) Same

Same

(Hot dipped)

Class 0.254

Class 0.508

AMS 2418-10

AMS 2418-5

AMS 2418-2

AMS 2418-1

Type II, Code A, Class 5.08

Type II, Code A, Class 7.62

Type II, Code A Class 12.7

Tinning to meet the requirements of

EIA J-STD-001

(Undercoat for nickel and other plate)

(Same) (Same)

0.0003 inch

0.00001 inch

0.00002 inch

0.001 inch

0.0005 inch

0.0002 inch

0.0001 inch

0.0002 inch

0.0003 inch

0.0005 inch