2014-06-24
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Boeing Directory - a glossary of terms. The letter U.
Boeing Directory - a glossary of terms. The letter U.
ULTRA HIGH FREQUENCY
Ultra High Frequency, Frequency range between 300 and 3000 MHz.
UNIT
Blocks, a single component.
UPLOCK
CASTLE retracted position, the mechanism of the chassis at the front to keep the chassis in the retracted position in the bay of the chassis.
UHF, cm.-ULTRA HIGH FREQUENCY.
UNDERCARRIAGE, sm.-LANDING GEAR.
UPSET HEAD
Saw off the head, the head, made at the end of the rivet at the time of the installation process. (See. Manufactured Head).
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