text: Glossary
  sling-to-clevis Connecting a flat web nylon strap to a lift provision by means of inserting a
  attachment clevis through the loop on the end of the strap and attaching the clevis to the
  provision
  SOI signal operating instructions
  SOP standing operating procedure
  SPIES Special Patrol Insertion Extraction System
  spreader bar A device that prevents the sling legs from bearing against the load, which
  could cause damage
  STANAG standard NATO agreement
  starboard side The right-hand side (as one looks forward)
  static discharge A member of the ground crew responsible for discharging the static electricity
  wand crewman from the helicopter. Also called “static probe crewman.”
  static electricity A electrical charge produced and stored in the helicopter fuselage during flight
  STOL short takeoff and landing
  STT special tactics team
  supported unit A unit requesting the mission to transport supplies and equipment
  swage stops Short lengths of metal tubing crimped on the pallet sling cables
  tandem load An external load consisting of two pieces of equipment joined together, such
  as a prime mover and a howitzer
  TDP touchdown point
  tensioner A locking device on the pallet sling cables used to adjust the overall length of
  the cable
  tensioner stirrup The fixed body of the pallet sling tensioner
  theodolite A surveyor's instrument for measuring horizontal and, usually, also vertical
  angles
  tie-down provision An integral part of the equipment commonly called a lug, eye, shackle, or ring
  that provides a means of attaching a hook, strap, or cable to restrain equipment
  during shipment
  tie-down strap A device consisting of a flat web nylon strap with hooks on one or both ends
  and a ratchet device used to secure items
  TOT time on target
  touchdown hover a helicopter landing with only part of the landing gear positioned on the
  ground
  TOW tube-launched, optically tracked, wire-guided missile
  transit to pass across
  TSC Training Support Center
  TTB tactical training bundle
  TTB/CDS tactical training bundle/Container Delivery System
  TTB/HE tactical training bundle/heavy equipment
  turbo meter an instrument for measuring ground wind speed
  turnaway the act of refusing admittance
  turnout an act of turning out
  two-point link a device used to connect two ends of a flat web nylon strap together
  connector