MIL-DTL-16878/2C
TABLE I. Wire configuration and dimensions - Continued.
Finished wire
Conductor
Conductor
diameter
diameter
Wire
PIN 1/
Stranding
(inch)
(nominal)
size
(inch)
Material 2/, 3/
Coating
Min
Max
M16878/2BKA*
14
1 X 14
Copper
Tin
.064
.094
.102
M16878/2BKE*
14
19 X 27
Copper
Tin
.072
.102
.110
M16878/2BKH*
14
41 X 30
Copper
Tin
.080
.110
.118
4/
M16878/2BLA*
12
1 X 12
Copper
Tin
.081
.110
.119
M16878/2BLE*
12
19 X 25
Copper
Tin
.091
.121
.129
M16878/2BLG*
12
37 X 28
Copper
Tin
.089
.119
.127
M16878/2BLJ*
12
65 X 30
Copper
Tin
.098
.128
.136
Notes:
1/ PIN stands for part or identifying number (see figure 2).
2/ H.S.C.A. stands for high-strength copper alloy.
3/ C.C. stands for copper-clad.
4/ Inactive for new design.
M16878/
2
B
F
E
*
Military designation
Specification sheet
Conductor
Conductor
Conductor
Color
material
size
stranding
code
FIGURE 2. Example of PIN (see MIL-DTL-16878G).
Configuration and dimensions:
See figure 1 and table I
Operating voltage:
Up to 1000 volts
Up to 105 °C
Operating temperature:
Insulation:
Extruded polyvinyl chloride
Spark test voltage:
5.0 kV
Impulse dielectric test voltage:
10.0 kV, or 7.1 kV using the 3.0 kHz spark test
Dielectric withstanding voltage:
3.0 kV
Insulation resistance:
IR = K log10 D/d
Where: IR = Minimum insulation resistance in megohms
per 1000 feet at 20 °C
K = 2,000
D = Maximum average diameter of finished wire
d = Conductor diameter
Condition 4 hours at -54±1 °C (see table II)
Cold bend:
3