Cessna 150M - Page 264

EXISTING SKIN
NOTE
DOUBLER
J
For optimum appearance and
airflow, use flush rivets, dim-
pled skin and patch, and counter-
sunk doubler.
18-16
SECTION THRU ASSEMBLED PATCH
A-A
EDGE MARGIN =
2 X RIVET DIA.
DOUBLER - 2024-T3
ALCLAD
ORIGINAL PARTS
REPAIR PARTS
_---1- EDGE MARGIN = 2 X RIVET DIA.
PATCH - 2024-T3 ALCLAD
CLEAN OUT
DAMAGED AREA
SKIN
RIVET SPACING =
6 X RIVET DIA .
....-i--+-:.,... EDGE MARGIN =
2 X RIVET DIA.
1/2" RADIUS
1/2" RADIUS
FLUSH RECTANGULAR PATCH
(CIRCULAR FLUSH PATCH IS
SIMILAR)
R IV E 1
SKIN GAGE
.020
.025
.032
18 BlE
RIVET DIA.
1/8
1/8
1/8
f I
-
REPAIR PARTS IN CROSS SECTION
.040
.051
1/8
5/32
Figure 18-4. Skin Repair (Sheet 3 of 6)