<?xml version="1.0"?>
<FG_NOZZLE NAME="X-15 XLR-99 Nozzle">
  <!--
    PE      = Nozzle exit pressure, psf.
    EXPR    = Nozzle expansion ratio, Ae/At, sqft.
    NZL_EFF = Nozzle efficiency, 0.0 - 1.0
    DIAM    = Nozzle diameter, ft.
  -->
  PE     40
  EXPR    9.8
  NZL_EFF 0.80
  DIAM    1.6
</FG_NOZZLE>