Mooney M20K - Page 215

SERVICE
AND
MAINTENANCE
MANUAL
M20K
MOONEY
AIRCRAFT
CORPORATION
NOTE
Where
ir the
fo
substitution
is
HUCKBOLT
SUBSTITUTE
P/N
P/N
OIENDOR)
DESCRIPTION
NAS
1465 or
HL20-5
Pin
(Hi-Shear)
Pin-Protruding
R3001-T5
HL86-5
Collar
Tension
160
KSI Ftu
NAS
1466
or
HL20-6
Pin
(Hi-Shear)
Pin-Protruding
R3001-T6
HL86-6
Collar
Tension
160
KSI
Ftu
NAS
1475
or
HL19-5
Pin
(Hi-Shear)
Pin-100
D.
R3014tT5
HL94-5
Collar
Shear-
95
KSI
Fsu
NAS
1476
or
HL19-6
Pin
(Hi-Shear)
Pin-100
D.
R3014-T6
HL9d5
Collar Shear-
95
KSI
Fsu
PART
NUMBER
CODE
remachine
the
countersink.
A‘fter
installation,
mill
the
HL20
5
8
excess
head
height
flush
with
the
surface.
j+IGn’p
in
1/161hs"
(8M6
.500)
MAX
minimum
of
two
times
the
diameter
ofthe
original
rivet,
(4)
Dimpled
Joint.
If the
edge
distance
Is
a
Nominal
Dia. in
1/32nds"
(5/32
.156)
it
will be
permissible
to
drill for
and
install
the
ne~xt
Pin
Part
Number
standard
size
larger
diameter
rivet
of
the
same
type
2.
RIVET
REMOVAL
AND
REPI,L\CEMENT.
and
maten’al
as
the
on’ginal
rivet.
Do
not
redimple.
After
installation,
mill
the
excess
head
height
flush
with
the
A.
REPLACEMENT-STANDARD
SIZE
RIVETS,
surface.
This
method
is
subject
to
the
same
limitations
HOLE
OVERSIZE.
This
repair
applies
only
to
original
,s
paragraph
2,
A
(3).
aluminum
alloy,
steel,
or
monel
rivets
of
1/16, 3/32,
1/8,
and
5/32
inch
diameters.
Such
n’vets
may
be
B.
REPLACEMENT-STANDARD
SIZE
RIVETS,
replaced
as
noted
and
limited
below
and
in
the General
HOLE
AND
COUNTERSINK
OR
DIMPLE
OVERSIZE.
Limitations,
when
the
hole
only
is
oversize.
This
repair
applies
only
to
original
countersunk
head
aluminum
alloy
rivets
of
1/16,
3/32,
1/8,
and
5/32
inch
(1)
Protruding
Head
Joint. If the
edge
distance
is
diameters.
Such
n’vets
may
be
replaced
las
noted
and
a
minimum
of
two
times
the
diameter
of the
on~ginal
limited
below)
when
the
hole
and
countersink
or
dimple
rivet,
it
will
be
permissible
to
drill
for
and install
the
ne~d
is
oversize.
standard
size
larger
diameter
rivet
of the
same
type
and
maten’al
as
the
original
n’vet.
(1)
Machine
Countersink
Joint.
If the
edge
distance
is
a
minimum
of
two
times
the
diameter
of the
(2)
Machine
Countersink
Joint,
Method
I.
If the
next
standard
size
larger
diameter
rivet
and
the
edge
distance
is
a
minimum
of
two
times
the
diameter
countersink
depth
is
not
beyond
the
thickness
of
the
of
the next
standard
size
larger
diameter
rivet
and the
countersunk
sheet,
it
will
be
permissible
to
rework
sheet
thicknesses
involved
are
within
the limits
according
to
paragraph
2,
A
(3).
specified
for
machine
countersinking
for the ne~d
standard
size
larger
diameter
rivet,
it will
be
(2)
Dimpled
Joint.
If
edge
distance
is
a
minimum
of
two
times
the
diameter
of
the
ne~d
standard
size
permissible
to
drill
and
countersink
for
and install
the
next
size
rivet
of
the
same
type
and
maten’al
as
the
diameter
rivet
and
all
the
parts
are
dimpled,
it will
be
on’glnal
rivet.
The
foilowing~gre
limits
for
machine
permissible
to
rework
the
smaller
dimples
to
a
size
to
match
the
overs’ne
dimple
and
install
the ne~d
standard
countersinking:
size
larger
diameter
rivet
of
the
same
type
and
material
RIVET
SIZE
MIN.
GAUGE
as
the
original
rivet
Dimples
in
75S-T6
must
be hot
formed
when
reworked.
3/32
.025
118
.032
(3)
Combined
Countersink
and
Dimpled
Joint
If
5/32
.040
the
edge
distance
is
a
minimum
of
two
times the
diameter
of
the
next
standard
s~e
larger
diameter
(3)
Machine
Countersink
Joint,
Method
II. If
the
rivet,
it
will
be
permissible
to
reworkthe
smaller
edge
distance
is
a
minimum
of
two
times
the diameter
countersink
or
dimple
to
a
size
to
match
the
oversize
of
the
on’ginal
rivet,
it
will
be
permissible
to
drill for and
dimple
or
countersink
and
install
the
ne>d
standard
size
install
the
next
standard
size
larger
diameter
n~vet of
larger
rivet
according
to
paragraph
2,
A
(4).
Dimples
in
the
same
type
and
material
as
the
original
n’vet.
Do
not
75S-T6
must
be
hot
formed
when
reworked.
51-10-01
OLDWILLWAYNE