MIL-DTL-22759/91A
Color striping or banding durability: 125 cycles (250 strokes), 250 grams weight
Conductor strand adhesion: Required
Continuous lengths: Schedule B
Dynamic cut- through (Test required for initial qualification only: Test in accordance with ASTM D 3032, Section
22. Blade shall be the standard cutting blade except the cutting edge radius shall be 0.005 ± 0.001 inch. Minimum
average dynamic cut - through (lbs.) shall be as follows:
23 ± 5°C
150 ± 5°C
200 ± 5°C
Wire Size
26
10 lbs.
8 lbs.
6 lbs.
20
25 lbs.
20 lbs.
15 lbs.
16
20 lbs.
15 lbs.
15 lbs.
Flammability: Test in accordance with MIL-STD-2223, Method 1006, Procedure A:
Requirements:
Duration of after - flame 3 seconds (max)
Flame travel
3.0 inches (max)
No flaming of tissue
Forced Hydrolysis: (Test required for initial qualification only) 2000 hours at 70°C. Test 5 samples of AWG size
20 only in accordance with SAE AS4373 method 602. All 5 samples must pass the dielectric test as listed in method
602.
High frequency spark test: (When used in lieu of Impulse dielectric test) Test in accordance with MIL-STD-2223
Method 3008, 5.7 kilovolts (rms.) Test 100 percent of the wire.
Humidity resistance: After humidity exposure wire shall meet the requirements for initial insulation resistance.
Identification of product: Not required for size 26. Color code designator not required.
Identification durability: 125 cycles (250 strokes), 250 grams weight.
Immersion (Test required for initial qualification only): Test in accordance with MIL-STD-2223 Method 1001
including the additional fluids listed in Table V of this specification. Use mandrels and weights listed in Table VI
for Bend testing. Dielectric test, 2500 volts (rms), 60 Hz. For turbine fuel immersion test of MIL-STD-2223, either
JP 4 or MIL-T-83133 type JP-8 (NATO Type F-34) may be used.
Impulse dielectric test: 8.0 kilovolts (peak). Test 100 percent of the wire
Insulation resistance: 5000 megohms for 1000 feet (min.)
Insulation State of Sinter: (Test required for qualification) Evaluate FP layers with a Differential
Scanning Calorimeter per ASTM D 4591.
Energy to Melt (Joules/gram)
First Heat
Less than 25 J/g
5