Shared Flashcard Set

Details

Hardware
Hardware and Materials used in Aircraft manufacture and repair
31
Aviation
Undergraduate 1
11/20/2013

Additional Aviation Flashcards

 


 

Cards

Term
The two basic methods of case hardening are
Definition
carburizing and nitriding
Term
annealing copper is done by
Definition
heating to a bright orange color and then quenching in cold water
Term

aircraft bolts are usually manufactured with a

 

Definition
class three fit for the threads
Term
AN aircraft bolt diameter come in increments of
Definition
16th inches
Term
what is the part number of a 1/4 inch diameter bolt with a length of 3/4 inch? The bolt is made of nickel steel and is cad plated. It has no cotter pin hold in the shank and has safety wire holes in the head
Definition
AN4H-6A
Term
what is the part number of a 2117 rivet with a diameter of 1/8 inch and a length of 1/4 inch? The rivet has a dimple on its head. The head shape is countersunk
Definition
AN426AD4-4
Term
which alloy is called an icebox rivet
Definition
2017
Term
an AN5-7 aircraft bolt is
Definition
5/16 inch in diameter and 7/8 inch long
Term
AN clevis bolt lengths come in increments of
Definition
16th of an inch
Term
when installing a self locking nut on a bolt, what is the max amount of threads that can be showing beyond the nut?
Definition
3
Term
When threads in a casting are damaged
Definition
they may be repaired by a helicoil insert
Term
Unless otherwise specified or required, aircraft bolts should be installed so that the bolt shank is
Definition
downward or in a rearward direction
Term
aircraft screws are usually manufactured with a
Definition
class 2 fit for the threads
Term
the length of an AN24-22 is
Definition
1 3/8 inch
Term

Common Cadmium plated AN bolts are manufactured from

 

Definition
nickel steel
Term
plain washers are available in aluminum, corrosion resistant steel and cadmium plated steel
Definition
true
Term
how can you tell an extra flexible cable from a non flex cable?
Definition
Strand to bundle ratio 7x19 is an extra flexible cable 7strands per bundle and 19 bundles per cable
Term
an AN960 is a ______ washer
Definition
plain
Term
an AN4-6 aircraft bolt is
Definition
1/4 inch in diameter and 3/4 inch in length
Term
what effect if any, does the reheating of a heat treated metal have?
Definition
could significantly alter the metals properties in the reheated area
Term
what is the strength of steel after it has been annealed?
Definition
low strength
Term
which aluminum alloy designation indicates the metal recieved no hardening or tempering treatment?
Definition
6061-F
Term
what is the core material of 2024-T4
Definition
solution heat treated aluminum
Term
What may happen to a metal as a mechanical force is repeatedly applied to it at room temperature
Definition
work hardened
Term
Of the following, which is a close tolerance bolt
Definition
AN173-12A
Term
how is the locking feature of the fiber-type self locking nut obtained
Definition
by the use of a low temperature fiber locking insert
Term
fiber type locking nuts must never be used on an aircraft if the bolts are subject to what?
Definition
subject to rotation
Term
what type of screws are used with tinnerman nuts
Definition
self tapping screws
Term
bolt grip lengths should be what length to the material thickness being fastened together?
Definition
same as the thickness of the material that is being fastened together
Term

True or False:

Aluminum alloy bolts smaller than 1/4 inch in diameter shold not be used in primary structural members

Definition
True
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