text: Glossary
  QSTAG quadripartite standardization agreement
  quick-fit strap metal, V-shaped device with a double bar and a friction-grip crossbar. Used
  fasteners with lacing straps
  racetrack to fly in an oval flight pattern over a drop zone or point of impact
  RAM raised-angle marker
  RB radar beacon
  reach pendant braided fabric rope assembly with an attached, stiffened reach tube and a loop
  on each end
  reach tube a length of tubing that encases the braided rope portion of a reach pendant
  receiving unit a unit receiving the transported supplies and equipment
  recon reconnaissance, reconnoiter
  relative humidity the ratio of absolute humidity to the maximum possible density of water vapor
  in the air at the same temperature
  rendezvous point a clearly defined and visible point or assembly area for the ground crew during
  helicopter operations
  retainer strap nylon web loop interwoven on the web ring of the 15,000-pound capacity
  multileg sling that retains the sling legs on the lower part of the web ring
  retention pins metal devices used to secure objects such as clevises or shackles to the vehicle
  frame
  RIO radar intercept officer
  rope lay an individual grouping of wire strands woven or twisted together, which when
  braided together form a cable
  rotor wash (See down wash.)
  RP release point
  SADL situational awareness datalink
  safe working load the greatest capacity of a lifting device used in helicopter external load
  operations
  SAM surface-to-air missle
  SATB simulated airdrop training bundle
  SATCOM satellite communications
  SEAD suppression of enemy air defenses
  SIGINT signals intelligence
  signalman A person who signals or who works with signals, or a member of the ground
  crew who communicates with the pilot by means of arm-and-hand signals
  SIGSEC signal security
  SINCGARS Single-Channel, Ground and Airborne Radio System
  single-point load cargo or equipment rigged and suspended from one cargo hook
  SKE station-keeping equipment
  sliding keeper a web keeper located near the ends of a flat web strap that encircles all of the
  loops and acts as a cinch
  sling leg An individual tension member of the sling set
  slingload Consists of supplies or equipment properly rigged with either one or more
  slings, cargo bags, or cargo nets