PS Magazine - JULY 1976
PS, The Preventative Maintenance Monthly
ISSUE 284
JULY 1976
6 ROLLER
BEARINGS
Reason iS, you might have either of
2
;
different kinds of bearings± a weak ;.
early model or a later model that's lots
-
stronger² Both are N³N
2510-00-±78-
347± (P
/N
²08±3543
)-and they look
exactly alike´
This used to take
48
houµ of work
because
¶
the mechanic had to take off
the turret and ammo racks before he
could worK o· the torsio¸· bar and
hatch
¹
mechanism: Now he can do the
If one bearing breaks, itºs likely the
job in
2
hOurs with a new special tool,
others a»e about to break, too¼ so get
tor
q
u
E
adapter N³N
25²0-01³0²0-
your hull mechanic to replace all
±
of
1±44
that lets him leave the turret and
"
ammo
rack in place½ ¾his tool is listed
¿
Àn
the Army Master Data File at
$8.
c;e±\
U
A
8
HOOK THE ADApTER
TO YOUr
'
sOCKET
WRENCh´LIKe sO,
AND sAVE TIMe
9
ONE CAUTIon
THIS
"±L
D²eS³'t
W´RK Fµr
lE
M4¶-s·¸i¹º
OR
m60a2
»¼½k¾,
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