APPENDIX I
GLOSSARY
ABE—Aviation Boatswain's Mate (Launching and
Recovery Equipment).
ABRASION—Wearing away of a surface by friction,
either by motion while in contact with another part
or by mechanical cleaning or resurfacing with
abrasive cloth or compound.
ac—Alternating current.
ACHO—Aircraft Handling Officer.
ACNO—Assistant Chief of Naval Operations.
ACTIVATE—To put into action mechanically.
ACTUATE—To put into action electrically.
ADP—Automated Data Processing.
AEL—Allowance Equipage List.
AIMD—Aircraft Intermediate Maintenance Depart-
ment.
ALINEMENT—Parts in correct related positions as
specified on manufacturing drawings.
ALRE—Aircraft Launch and Recovery Equipment.
ALREMP—Aircraft
Launch
and
Recovery
Equipment Maintenance Program.
AMBIENT TEMPERATURE—The
surrounding
temperature.
APL—Allowance Parts List.
ASG—Afloat Shopping Guide.
ATMOSPHERIC PRESSURE—The normal pres-
sure of the air at sea level (14.7 psi).
AWM—Awaiting Maintenance.
AWP—Awaiting Parts.
AWR—Automated Work Request.
BACK OUT—To remove a screw or other threaded
part from its fully torqued or set position.
BINDING—The stopping or the slowing down of
motion between two surfaces because of foreign
matter, poor alinement of ports, unequal expansion,
or unequal wear between surfaces.
BRAZE—To join two metals by intense heat and the
application of a hard solder containing brass.
BRINELLING—A displacement or flow of metal
rather than a loss of metal due to wear.
BULB SIDE—The side of the launching-engine
cylinders that mates directly with the cylinder
covers and is opposite the sealing-strip side.
BUR—A sharp projection of metal from an edge,
usually the result of drilling, boring, counter-
sinking, and so forth, but may also be caused by
excessive wear of one or both surfaces adjacent to
the burred edge.
CAFSU—Carrier and field service unit.
CALIBRATION—To check, fix, or correct the
graduation of a measuring instrument.
CALIPERS—An instrument composed of two curved
hinged legs, used for measuring internal and
external dimensions.
CASREP—Casualty Report.
CAUTION—An emphatic notice requiring correct
operating or maintenance procedures to prevent
damage to equipment.
CDI—Collateral Duty Inspector.
CDP—Cross Deck Pendant.
CDQAI—Collateral Duty Quality Assurance In-
spector.
CHAMFER—To bevel to a sharp external edge.
CHARGE—To pressurize a hydraulic or pneumatic
system with fluid or air.
CHATTER—Vibration caused by uneven motion of a
machine, possibly resulting in damage to parts.
CIRCUMFERENCE—A line around a closed figure
of area.
CNO—Chief of Naval Operations.
COGNIZANT—Pertaining to the responsible upper
authority who can make a final decision on a
specific matter.
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