MIL-DTL-81381/21 Wire - Tin-plated Conductor
MIL-W-81381 MIL/Aero Wire
These wires have two layers of polyimide/FEP tape insulation with a polyimide hard coat (or polyamide braid for AWG 8 and larger sizes of M81381/22 types) for increased cut-through and abrasion resistance.
Item # |
Conductor Size |
Min. Conductor Dia. |
Max. Conductor Dia. |
Stranding |
Min. Insulation Diameter |
Max. Insulation Diameter |
Max. Resistance per 1000 ft. @ 20°C |
Temperature Rating |
Weight |
---|---|---|---|---|---|---|---|---|---|
M81381/21-10 | Conductor Size N/A 10 AWG | Min. Conductor Dia. N/A 0.106 in2.69 mm | Max. Conductor Dia. N/A 0.114 in2.90 mm | Stranding N/A 37/26 | Min. Insulation Diameter N/A 0.120 in3.05 mm | Max. Insulation Diameter N/A 0.125 in3.18 mm | Max. Resistance per 1000 ft. @ 20°C N/A 1.26 ohms | Temperature Rating N/A -55 to 150 ºC | Weight N/A 32.4 lb/1000 ft.48.00 kg/1000 m. |
M81381/21-12 | Conductor Size N/A 12 AWG | Min. Conductor Dia. N/A 0.084 in2.13 mm | Max. Conductor Dia. N/A 0.090 in2.29 mm | Stranding N/A 37/28 | Min. Insulation Diameter N/A 0.097 in2.46 mm | Max. Insulation Diameter N/A 0.102 in2.59 mm | Max. Resistance per 1000 ft. @ 20°C N/A 2.02 ohms | Temperature Rating N/A -55 to 150 ºC | Weight N/A 20.7 lb/1000 ft.30.60 kg/1000 m. |
M81381/21-14 | Conductor Size N/A 14 AWG | Min. Conductor Dia. N/A 0.065 in1.65 mm | Max. Conductor Dia. N/A 0.073 in1.85 mm | Stranding N/A 19/27 | Min. Insulation Diameter N/A 0.077 in1.96 mm | Max. Insulation Diameter N/A 0.083 in2.11 mm | Max. Resistance per 1000 ft. @ 20°C N/A 3.06 ohms | Temperature Rating N/A -55 to 150 ºC | Weight N/A 12.8 lb/1000 ft.19.0 kg/1000 m. |
M81381/21-16 | Conductor Size N/A 16 AWG | Min. Conductor Dia. N/A 0.052 in1.32 mm | Max. Conductor Dia. N/A 0.058 in1.47 mm | Stranding N/A 19/29 | Min. Insulation Diameter N/A 0.064 in1.63 mm | Max. Insulation Diameter N/A 0.069 in1.75 mm | Max. Resistance per 1000 ft. @ 20°C N/A 4.81 ohms | Temperature Rating N/A -55 to 150 ºC | Weight N/A 8.40 lb/1000 ft.12.40 kg/1000 m. |
M81381/21-18 | Conductor Size N/A 18 AWG | Min. Conductor Dia. N/A 0.046 in1.17 mm | Max. Conductor Dia. N/A 0.051 in1.30 mm | Stranding N/A 19/30 | Min. Insulation Diameter N/A 0.058 in1.47 mm | Max. Insulation Diameter N/A 0.063 in1.60 mm | Max. Resistance per 1000 ft. @ 20°C N/A 6.23 ohms | Temperature Rating N/A -55 to 150 ºC | Weight N/A 6.60 lb/1000 ft.9.80 kg/1000 m. |
M81381/21-20 | Conductor Size N/A 20 AWG | Min. Conductor Dia. N/A 0.037 in0.94 mm | Max. Conductor Dia. N/A 0.041 in1.04 mm | Stranding N/A 19/32 | Min. Insulation Diameter N/A 0.048 in1.22 mm | Max. Insulation Diameter N/A 0.053 in1.35 mm | Max. Resistance per 1000 ft. @ 20°C N/A 9.88 ohms | Temperature Rating N/A -55 to 150 ºC | Weight N/A 4.40 lb/1000 ft.6.50 kg/1000 m. |
M81381/21-22 | Conductor Size N/A 22 AWG | Min. Conductor Dia. N/A 0.029 in0.74 mm | Max. Conductor Dia. N/A 0.033 in0.84 mm | Stranding N/A 19/34 | Min. Insulation Diameter N/A 0.041 in1.04 mm | Max. Insulation Diameter N/A 0.045 in1.14 mm | Max. Resistance per 1000 ft. @ 20°C N/A 16.20 ohms | Temperature Rating N/A -55 to 150 ºC | Weight N/A 3.00 lb/1000 ft.4.40 kg/1000 m. |
M81381/21-24 | Conductor Size N/A 24 AWG | Min. Conductor Dia. N/A 0.023 in0.58 mm | Max. Conductor Dia. N/A 0.026 in0.66 mm | Stranding N/A 19/36 | Min. Insulation Diameter N/A 0.034 in0.86 mm | Max. Insulation Diameter N/A 0.038 in0.97 mm | Max. Resistance per 1000 ft. @ 20°C N/A 26.20 ohms | Temperature Rating N/A -55 to 150 ºC | Weight N/A 2.00 lb/1000 ft.3.00 kg/1000 m. |
M81381/21-26 | Conductor Size N/A 26 AWG | Min. Conductor Dia. N/A 0.018 in0.46 mm | Max. Conductor Dia. N/A 0.021 in0.53 mm | Stranding N/A 19/38 | Min. Insulation Diameter N/A 0.030 in0.76 mm | Max. Insulation Diameter N/A 0.034 in0.86 mm | Max. Resistance per 1000 ft. @ 20°C N/A 41.30 ohms | Temperature Rating N/A -55 to 150 ºC | Weight N/A 1.30 lb/1000 ft.1.9 kg/1000 m. |