MIL-DTL-81381/20 wire-light weight-high strength conductor
These wires have one layer of FEP/polyimide/FEP tape insulation with a polyimide hard coat for increased cut-through and abrasion resistance and a high-strength copper alloy conductor for greater break strength.
　

Specifications

Voltage rating - volts 600 　 Temperature rating °C -55 to 200 　 Insulation FEP/polyimide/FEP tape with modified aromatic polyimide coating. 　 Conductor Nickel-Plated High-Strength Copper Alloy 　 Conductor Size (AWG) 24 　 Conductor Dia. Minimum - inches (mm) .023 (.58) 　 Conductor Dia. Maximum - inches (mm) .025 (.64) 　 Stranding 19/36 　 Insulation Diameter Minimum - inches (mm) .032 (.81) 　 Insulation Diameter Maximum - inches (mm) .035 (.89) 　 Weight - pounds/1000 feet (Kg/1000m) 2.0 (3.0) 　 Maximum Resistance Ohm/1,000 feet (ohm/Km), @ 20°C 30.1 (98.73)

	Item #		Conductor Size (AWG)		Conductor Dia. Minimum - inches (mm)		Conductor Dia. Maximum - inches (mm)		Stranding		Insulation Diameter Minimum - inches (mm)		Insulation Diameter Maximum - inches (mm)		Maximum Resistance Ohm/1,000 feet (ohm/Km), @ 20°C
	M81381/20-20		20		.037 (.94)		.040 (1.02)		19/32		.047 (1.19)		.050 (1.27)		11.4 (37.39)
	M81381/20-22		22		.029 (.74)		.031 (.79)		19/34		.039 (.99)		.042 (1.07)		18.6 (61.01)
	M81381/20-24		24		.023 (.58)		.025 (.64)		19/36		.032 (.81)		.035 (.89)		30.1 (98.73)
	M81381/20-26		26		.018 (.46)		.020 (.51)		19/38		.028 (.71)		.030 (.76)		49.4 (162.03)
	M81381/20-28		28		.014 (.36)		.016 (.41)		7/36		.024 (.61)		.027 (.69)		79.0 (259.12)
	M81381/20-30		30		.011 (.28)		.013 (.33)		7/38		.021 (.53)		.024 (.61)		126.6 (415.25)