TM 5-4320-306-10
1-5. LIST OF ABBREVIATIONS (Continued)
°F
Degree Fahrenheit
ft
Foot; feet
gal
Gallon
gpm
Gallons per minute
hp
Horsepower
in.
Inch
kg
Kilogram
kPa
Kilopascal
L/min
Liters per minute
lb
Pound
m
Meter
mm
Millimeter
NPT
National pipe thread
PMCS
Preventive maintenance checks and services
psi
Pounds per square inch
qt
Quart
rpm
Revolutions per minute
V
Volts
1-6. GLOSSARY
Abrasion
A scraped or scuffed area. A hose may become abraded if an unshielded portion of it
rubs against a piece of bracket or another hose.
Acoustical
Sound deadening.
Actuate
To cause an action. When electric power is applied to a solenoid, it actuates a valve,
causing a part in the valve to move.
Aline
To arrange in a line vertically and/or horizontally.
Approved
Permitted to be used for a specific purpose by the person or group who is authorized to
grant approval.
Assembly
A combination of parts that may be taken apart without destruction, which has no
application or use of its own but is needed for the completeness of a more complex item
with which it is combined, or to which it is attached.
Capacity
The volume, amount, or quantity that can be held or contained.
Carbon Monoxide
A poisonous gas that is made while a fuel is burning, especially if there is not quite
enough air. The gas is colorless, odorless, and tasteless, but it can cause illness or
death. See the warnings on the Warning page at front of manual.
Cavitation
Condition caused when engine speed is increased beyond point of maximum suction
vacuum. Cavitation is indicated by loud cracking noise in pump housing and is harmful
to the pump unit.
Combustion
A chemical change, especially oxidation, accompanied by the production of heat and
light. A combustion engine functions by burning fuel to produce heat, i.e., energy.
1-2
