MIL-DTL-21604F
TABLE I. Materials inspection.
Material
Requirement
Applicable document
Metal plating or treatment
Contact surface
Lubrication
Insulation:
Plastic
3.4.2.1 and 3.4.2.2
ASTM D5948, MIL-I-24768/13, or MIL-I-24768/1
Fungus resistance
Flammable material
Metals:
Bronze
Copper
TABLE II. Qualification inspection.
Sample number 1/ 2/
Test
Inspection
Requirement
Method
1
2
3
4
5
6
Visual and mechanical examination
1
1
1
1
1
1
Circuit configuration
2
2
2
2
2
2
Torque
3
3
3
3
3
3
Terminal strength
4
4
4
4
Dielectric withstanding voltage
5
5
5
5
4
4
Temperature rise
6
6
Endurance
7
7
Temperature rise
8
8
Vibration
6
6
High-impact shock
7
7
Strength of mounting bushing
8
8
5
5
Moisture resistance
6
Salt atmosphere (corrosion)
6
Seal (style JF)
9
9
9
9
7
7
Fungus Resistance
3.4.2.3
10
10
10
10
8
8
Dielectric withstanding voltage
11
11
11
11
9
9
Insulation resistance
12
12
12
12
10
10
Contact resistance
13
13
13
13
11
11
Torque
14
14
14
14
12
12
Circuit configuration
15
15
15
15
13
13
Visual and mechanical examination
16
16
16
16
14
14
1/ Sample units shall include at least one switch of each rotor contact configuration.
2/ Samples 3 and 4 shall have the greatest number of sections listed in the applicable specification sheet.
TABLE III. Extended approval.
Column I
Column II
Column III
Except for test numbers 1/ 2/
Approved type
Approval extended to type
Style JF
Style JFM
Style JR
Style RJR and style RJRA
5 and 6
Style JR
Style JR300
Style JR
Style JRM300
1/ Sample to be tested in accordance with table II.
2/ Moisture resistance and Salt atmosphere tests shall not be required.
9
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