PS Magazine - JUNE 1980
PS, The Preventative Maintenance Monthly
ISSUE 331
JUNE 1980
(Feb
78)
doesn't have the right info for the 4x2
truck±s front wheel bearings. Page 2-
72, fig² 57, Ch 2 Gan 79), gives you
some
bum
NSN's
and
fOuled-Up
descriptions²
Here's The story:
You ca³ get the inner and outer
bearings as seTs or as individual parts.
IT's your choice²
Inner Bearing
´se FSCM 12204 PN 3683975 To
get the complete seT² IT has 1 cup, 1
cone and rollers, and 1 seal² µhis PN is
listed on pa¶e 2-72 in µM 9-2320-266·
20P (Feb 78) with NSN 3110-00-727-
6901² µhat's the wro³g NSN² µhe
ma¸¹er cRoss-ºeference lisT (M»¼L)
use it² You'll get jUsT a cUp½and iT'll be
the wrong size²
Here are the right ones¾
Cup
3110-00±769±1426
Cone
&
Rollers
3110²00-763±0259
Seal
³330²00±397-´413
OutEr Bearµng
NSN 3110¿00-480-4129 gets a set
of 1 cup and 1 cone and rollers²
´se NSN 3110-00-763-0371 for the
cÀÁ and NSN 3110-00-763-0Â73 Ãor
the cone and rollers²
HERe'S T±
COr²³t INFO .´µ
FSCM ¶··¸¹
PN
º»8º¼½¾
In±E² bEA³ing A±d ´EAL ´et
4
passenger in an
M880·series 1ÄÅ-ton Æargo trUck were
lucky when They walked away from a
crackUp wiTh only Ãace i³jUries. It
could have been worseÇlots worse!
Yep, They were using Their safety
belTsÇbut The shoulder belts didn't
work² Di t and corrosion had f
O
Uled
up the litTle pendulum that locks the
shoUlder belT whe³ The truck stops
suddenlyÈ
You can head off this TroubleÉ Check
the shoulder belT pendUlUmÊ regularl˲
Ì
It's simple. It takes o³lË a minUTe or so²
IT can save you from serioUs injUryÍor
worse²
l.
Remove
The
µeTµacToµ
mechan¶sm's Tµ¶m. ·he µe¸µacTO³
mechAn¶sm un¶Ts aµe ¶n The coµneµ´
of The caB Beh¶nD The seaT.
-¹ º MU»ach m¼c½Ha¾¿ÀÁ
cleaµ Of D¶µT, µusT anD coµµo´¶on.
·esT each One By push¶nG ¸he
penDulÂm off ¶¸s neuTµal (sTµa¶Gh¸
3¿
PÂll on tÃe shOuÄDe³
´t³AÅ .
.Æ The Belt shOÂlD lOck Âp
wÃen thE ÅenDÂLÂm ¶s ¶n The µ¶GhT
anD lefT
O´¶T¶Ons.
If the belT does noT lock up when the
"
pendulum is in the Up posiTions (lefT
or right), get a ³ew belT assembly,
NSN 2540-01-044Î5835²
5
¼emember To keep the pendulum
areas clear of dirT, rust and corrosion²
If you don'T, The pendUlums may stick
in the neutral (sTraight-down) posiÏ
tion and The belTs won't work when
you need them the most²
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