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inflated canopy.
LINK, CONNECTOR, SEPARABLE—
Any connector link
comprised of readily separable elements,
which may be used to facilitate
assembly of parachute canopies
to a riser system.
LINK, CONNECTOR—
Usually identified as a small, rectangular
metal fitting used to connect
ends of risers or lift webs to suspension
lines. The suspension lines are
tied and sewn above one part of the
link, the webs being stitched about
the lower part. The design of the link
may vary in size and shape according
to the intended use.
LOCKSTITCH—Type of stitching
used in manufacturing parachutes.
This type of stitch is formed
by two threads. A loop of the thread
is passed through the material where
it is entered by the supply of the other
thread. The loop of the first thread is
drawn into the material to the extent
that the loop or lock is approximately
halfway between the two surfaces of
the material. Also known as a type
301 stitch.
LOFT—A facility for the repair
and maintenance of parachutes.
LOGBOOK—A format for complying
with 14 CFR part 65, subsection
65.131(a) in regards to recording
the work done by the rigger on parachutes.
LOOPS, HESITATOR—
Retain the suspension lines in a neat
and orderly arrangement in the parachute
pack. These loops are made in
varying sizes and materials.
M
MACHINE HEAD—The entire
metal housing which supports the
moving parts and bearings of the
machine.
MAIN PARACHUTE—A
parachute assembly, excluding the
harness, that is used in conjunction
with a reserve parachute assembly as
the primary assembly for a premeditated
jump.
G-7
MAIN SEAM—That which joins
two adjacent gores in a canopy. Also
known as a radial seam.
MAIN SLING, HARNESS—
The main load-carrying member of
the harness formed by two lengths of
webbing, beginning at the shoulder
adapter or D-ring, continuing down
across the seat and up the other side,
ending at the opposite adapter or Dring.
MAINTENANCE—Inspection,
overhaul, repair, preservation and
replacement of parts but excludes
preventative maintenance.
MAJOR REPAIR—A repair
that, if improperly done, might
appreciably affect weight, balance,
structure strength, performance,
powerplant operation, flight characteristics
or other qualities affecting
airworthiness; or that is not
according to accepted practices or
cannot be done by elementary operations.
MALFUNCTION OR
DEFECT REPORT—FAA
Form 8330-2 used to report serious
defects or other recurring unairworthy
conditions of parachutes or aircraft.
MALFUNCTION—T h e
complete or partial failure of the
parachute canopy to effect proper
opening and descent. Some malfunctions
are canopy damage, twisted
suspension lines, inversion or
semi-inversion of the canopy, a line
over, etc.
MARQUISETTE—Netting.
MASS—The quantity of matter in
an object.
MASTER PARACHUTE
RIGGER—An individual certified
by the FAA to pack, maintain
and alter parachutes. The highest
classification of parachute rigger.
MAXIMUM OPERATING
WEIGHT—The total weight of
the parachutist and all equipment that
exits the aircraft with the jumper.
MILDEW—A type of fungus or
mold which forms on fabric and leather
in damp environments. Mildew weakens
some materials and if it appears on
a parachute canopy, the areas must be
cleaned, repaired, or replaced.
MILITARY SPECIFICATION
(MS) — A specification
(MIL-SPEC) set by military agencies
and used for the procurement of military
supplies and equipment.
MINOR REPAIR—A repair
other than a major repair.
MODIFICATION—1. A change.
2. Often refers to the removing of
canopy area to effect steerability and
forward glide.
MOUTH LOCK—A device
which holds the mouth of the canopy
closed until the lines are deployed.
MPH—Miles per hour.
MSL—Mean Sea Level.
MS—Military Specification under
the MS system.
N
NAS-804—National Aircraft Standards
Specifications Number 804;
this is the minimum performance
standards required by Technical
Standard Order, TSO-C23b, for parachute
assemblies manufactured under
this TSO.
NAS—National Aircraft Standards.
NEEDLE—A small, slender,
pointed piece of steel with a hole for
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Parachute Rigger Handbook(108)
