MIL-DTL-21604/4C
REQUIREMENTS:
Dimensions and configuration: See figure 1, figure 2, and table I.
Angle of throw: 30 degrees.
Switching action: Detent.
Electrical loads:
AC current: 7.5 ampere.
Voltage: 125 volts (at 60 and 400 Hz, 0.80 inductive power factor).
Temperature rise: 30C maximum.
Contact material:
Rotor: Silver-overlay phosphor bronze.
Stator: Silver-overlay copper.
Barriers: See figure 1.
Terminal marking: See figure 1 and figure 2.
Stop marking: See figure 1.
Qualification samples: See table II.
TABLE I. Type designation and switching characteristics.
Type designation
Approximate
Maximum
Dimension
Number of
weight
rotational
"X" 2/
Style
Rotor
sections
(ounces)
torque
Component
.062 (1.57)
designation 1/
(inch-pounds)
S
2
JM
3.81 ( 96.82)
5
25
20
S
2
JM
5.75 (146.05)
10
40
25
S
2
JM
8.09 (205.59)
15
59
45
S
2
JM
10.41 (264.31)
20
75
50
S
2
JM
12.34 (313.54)
25
90
55
S
3
JM
3.81 ( 96.82)
5
25
20
S
3
JM
10
5.75 (146.05)
40
25
S
3
JM
8.09 (205.59)
15
59
45
S
3
JM
20
10.41 (264.31)
75
50
S
3
JM
25
12.34 (313.54)
90
55
S
5
JM
5
3.81 ( 96.82)
25
20
S
5
JM
10
5.75 (146.05)
40
25
S
5
JM
15
8.09 (205.59)
59
45
S
5
JM
20
10.41 (264.31)
75
50
S
5
JM
25
12.34 (313.54)
90
55
1/ For rotor designation, see figure 2.
2/ Dimensions are in inches. Metric equivalents (to the nearest 0.01 mm) are given for general information
only and are based upon 1 inch = 25.4 mm.
7
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