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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1.

SCOPE

1

1.1

Scope

1

1.2

Selection of finishing system

1

2.

APPLICABLE DOCUMENTS

2

2.1

General

2.2

Government documents

2

2.2.1

Specifications, standards and handbooks

2

2.2.2

Other Government documents, drawings and

publications

6

2.3

Non-Government publications

6

2.4

Order of precedence

16

3.

DEFINITIONS

17

3.1

Definitions

17

3.2

Exterior surfaces

17

3.3

Hermetically sealed

17

3.4

Supplier

17

3.5

Nonreparable

17

3.6

Similar and dissimilar metals

17

4.

GENERAL REQUIREMENTS

18

4.1

Applicability of requirements

18

4.2

Design usage

18

4.3

Materials

18

4.4

Finishing requirements

18

4.5

Surfaces

18

4.6

Cleaning of surfaces

18

4.7

Organic soil removal

19

4.7.1

Recommended Cleaning Materials

19

4.8

Painting

19

4.9

Plating

19

4.10

Metal coupling compatibility

19

4.10.1

Reduction of corrosion at faying surfaces

19

4.11

Weapon system prohibitions

19

4.12

Magnesium alloys

21

4.13

Tubing

21

4.13.1

Plumbing lines

21

4.13.2

Copper, corrosion-resisting, and head-resisting alloy

21

tubing

4.13.3

Steel, aluminum, and magnesium alloy tubing (small)

21

4.13.4

Steel, aluminum, and magnesium alloy tubing (large)

22

4.14

Rivets and threaded fasteners

22