1000 FT 18 GUAGE POLYMIDE WIRE.  2X500FT SPOOLS.  BLUE SHEATH. 0.04 INCHES AND 1.0 MM IN DIAMETER.18 GUAGE.  COPPER.   MILITARY NSN 6145-01-209-7459.  MPN 478625-003.  PICTURES ARE PART OF THE DESCRIPTION.  FREE SHIPPING.  NAVY AVIONICS MILITARY ELECTRONICS SCIENCE EXPERIMENTS, DIY, ELECTRONICS, HAM RADIO,