Bell OH-58A Technical Manual page 316

TM 55-1520-228-BD
GLOSSARY
BOWED
BOX BEAM
BRAID
BREAK
BRIDGING
BRINELLED
BULKHEAD
BUCKLE
BURN
BURNISHING
BURR
CANNIBALIZATION
CAP
CATASTROPHIC
CHAFED
CHECK
CHIPPING
CHORDLINE
GLOS-2
GLOSSARY (Cont)
Curved or gradual deviation from original line or plane.
A primary structural element designed to carry heavy
loads by resisting bending in at least two directions
characterized by a square or rectangular hollow cross
section.
Machine woven wire strands.
Separation of a part or substance from itself.
Jumping or bypassing of a part or component.
Circular indentations on bearing surfaces.
The primary vertical structural element. Often called
frames or walls.
Wrinkle or crease damage to sheet metal structural
elements.
Loss of metal resulting from overheating.
The smoothing of a metal surface by mechanical action
without loss of material.
bearing surfaces.
present around outer edges of a burnished area.
A rough edge or sharp projection.
The removal of needed parts or assemblies from other
aircraft, equipment, or from non-essential systems
on the helicopter undergoing repair.
A continuous structural element (angle, tee, or
channel shape) fastened to the top and bottom of
a beam or web.
A sudden and disastrous event caused by equipment
failure which endangers human life.
Functional wear. A rubbing action between two parts
having relative motion.
An examination for verifying.
Breaking away of small metallic particles.
An imaginary line running perpendicular to the leading or
trailing edge of a rotor blade.
Generally found on plain
Surface discoloration is sometimes