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Product > Electrical > Wire & Cable > Mil/Aero Wire & Cables > M81381 > M81381/21 Wire - Tin-plated Conductor > Product # M81381/21-18
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MIL-DTL-81381/21 Wire – Tin-plated Conductor

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.

Product #: M81381/21-18

Specifications

Voltage Rating 600 V
Insulation Two layers of FEP/polyimide/FEP tape with modified aromatic polyimide coating
Conductor Tin-Plated Copper
Conductor Size 18 AWG
Min. Conductor Dia. 0.046 in
1.17 mm
Max. Conductor Dia. 0.051 in
1.30 mm
Stranding 19/30
Min. Insulation Diameter 0.058 in
1.47 mm
Max. Insulation Diameter 0.063 in
1.60 mm
Max. Resistance per 1000 ft. @ 20°C 6.23 ohms
Max. Resistance per Km @20°C 20.43 ohms
Temperature Rating -55 to 150 ºC
Weight 6.60 lb/1000 ft.
9.80 kg/1000 m.

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