MIL-DTL-16878/33B
M16878/
33
B
F
E
*
Military designation
Specification sheet
Conductor
Conductor
Conductor
Color
material
size
stranding
code
FIGURE 2. Example of PIN (see MIL-DTL-16878G).
Operating voltage:
Up to 600 volts
Up to 75 °C
Operating temperature:
Insulation:
Extruded polyethylene
Covering:
Extruded polyamide or polyamide braid (see figure 1)
Spark test voltage:
3.4 kV
Impulse dielectric test voltage:
8.0 kV, or 5.7 kV using the 3.0 kHz spark test
Dielectric withstanding voltage:
2.2 kV
Insulation resistance:
IR = K log10 D/d
Where:
IR = Minimum insulation resistance in megohms
per 1000 feet at 20 °C
K = 50,000
D = Maximum average diameter of finished wire
d = Conductor diameter
Condition 4 hours at -65±1 °C (see table II)
Cold bend:
TABLE II. Cold bend mandrel sizes.
Cold bend mandrel diameter
Wire size
(inches, maximum)
24, 22
1
20 through 12
2
10 through 6
3
4 through1
4.5
0, 00
6
0000
10
Surface resistance:
5 megohm-inches (minimum) for braided jackets (size 6
and larger)
Condition at 95 °C for 48 hours. Cracking of the jacket
Heat resistance:
shall constitute a failure
25 percent change (maximum) in 48 hours at 95 °C
Heat aging:
Insulation tensile strength:
1400 pounds force per square inch (minimum)
Insulation elongation:
100 percent (minimum)
Fungus resistance:
Not required
Marking and stripe durability:
Not required
3