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Flashcards in General Chapter 09 Deck (2)
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What type of precision measuring instruments can be used to measure the outside dimensions of aircraft parts?

Outside micrometers and vernier calipers.


For what reasons should a micrometer be periodically calibrated?

If dropped, its accuracy may be affected, OR if the spindle is over-tightened, the frame may be Sprung, OR Continually sliding objects between the anvil and the spindle may wear the surfaces.