Cable, Telephone, Electrical, Infantry Field Wire, Twisted Pair, Wire WD-1A/TT is 2-conductor twisted pair general purpose field phone wire with a polyethylene jacket. Each conductor consists of 4 copper strands and 3 steel strands.
- (A) Major axis: 0.135±0.005 inches
- (B) Minor axis: 0.070±0.003 inches
- (C) Conductor separation: 0.033±0.003 inches
- (D) Conductor diameter: 0.033±0.003 inches