TM 10-5411-200-14
T.O. 35E4-177-1
4-41.
(cont)
W A R N I N G
Wear safety goggles for eye
against flying chips.
protection
b.
Using selected drill bit, drill head
flange from insert.
c.
Drill small holes around insert body in
potting compound to approximate depth of insert.
Take care not to damage area around insert beyond
hole diameter of step above. Do not drill. through
to opposite skin.
d.
Install bolt of corresponding thread
size in insert.
e.
Use wrench to break insert loose.
f.
Install bolt end in a hand drill. motor.
g.
Spin loose insert to build up heat which
will allow insert to be removed from hole.
h.
Remove loose chips and clean out hole.
NOTE
Replacement insert is a spool type
potted insert.
i.
Depending on replacement insert size, select a drill bit from sizes
listed below.
After drilling small holes around periphery of insert, the
remaining hole will be much larger
than the recommended drill size.
Insert Outside
Insert Thread Size
1/4-28
5/16-24
10-32 & 3/8-16
1/4-28 & 5/16-24
3/8-24
Diameter
Drill Size
inches (mm)
inches (mm)
0.437 (11.1)
29/64 ± 0.010 (11.5 ± 0.25)
0.500 (12.7)
33/64 ± 0.010 (13.1 ± 0.25)
0.562 (14.3)
37/64 ± 0.010 (14.7 ± 0.25)
0.687 (17.5)
45/64 ± 0.010 (17.9 ± 0.25)
0.750 (19.1)
49/64 ± 0.010 (19.5 ± 0.25)
4-176
